Page 1 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) Issue Date 2024-05-30 HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
Page 2 Notice The purchased products, services and features are stipulated by the contract made between Huawei Digital Power Technologies Co., Ltd. and the customer. All or part of the products, services and features described in this document may not be within the purchase scope or the usage scope. Unless otherwise specified in the contract, all statements, information, and recommendations in this document are provided "AS IS"...
Page 3 Indicates a potentially hazardous situation which, if not avoided, could result in equipment damage, data loss, performance deterioration, or unanticipated results. NOTICE is used to address practices not related to personal injury. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 4 ● Updated 4.9 Installing Air Ducts. ● Updated 7.2 Monthly Maintenance. ● Updated 7.3 Quarterly Maintenance. ● Updated 7.5 Annual Maintenance. 2022-06-30 This issue is the first official release. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 5 4.2 Installation Preparations..............................35 4.2.1 Tools....................................... 35 4.2.2 Materials....................................39 4.2.2.1 Water Refill Pipe and Drainpipe..........................40 4.2.2.2 Cables....................................41 4.3 Installing a Unit..................................43 4.3.1 Unpacking and Checking..............................43 Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 6 5.5.5.1 Setting Access Control Parameters........................108 5.5.5.2 Setting Communications Parameters (Modbus-RTU Protocol)..............109 5.5.5.3 Setting Communications Parameters (Modbus-TCP Protocol)..............110 5.5.5.4 Setting Communications Parameters (SNMP Protocol).................112 5.5.5.5 (Optional) Setting WiFi Parameters........................114 Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 7 10.12 Replacing a Compressor Drive..........................175 10.13 Replacing a Fan Drive..............................177 10.14 Replacing a PSU................................178 10.15 Replacing a Display Module............................179 10.16 Replacing a Main Control Module or an Auxiliary PSU................... 181 Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 8 11.3.6 How Do I Change an IP Address?........................... 205 11.3.7 How Do I View Version Information?........................205 A Physical Ports........................206 B Cleaning the Unit........................207 C Repainting the Unit......................208 D Electrical Diagrams......................214 Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 9 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) Contents E Acronyms and Abbreviations....................224 Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd. viii...
Page 10 Equipment damage due to force majeure such as earthquakes, floods, volcanic eruptions, debris flows, lightning strikes, fires, wars, armed conflicts, typhoons, hurricanes, tornadoes, and extreme weather conditions ● Operation beyond the conditions specified in this document Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 11 D ANGER During operations, use dedicated insulated tools to prevent electric shocks or short circuits. The insulation and voltage resistance must comply with local laws, regulations, standards, and specifications. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 12 – Trained personnel: personnel who are trained in technology and safety, have required experience, are aware of possible hazards on themselves in Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 13 WARNING For the equipment that needs to be grounded, install the ground cable first when installing the equipment and remove the ground cable last when removing the equipment. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 14 (The marks must cross the edges of the bolts.) ● After the installation is complete, ensure that protective cases, insulation tubes, and other necessary items for all electrical components are in position to avoid electric shocks. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 15 When selecting, installing, and routing cables, follow local safety regulations and rules. ● The flame spread rating of cables shall meet the UL 1581 VW-1 or IEC 60332-3-22 (ZB) or higher requirements. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 16 When touching the equipment and handling boards, modules with exposed circuit boards, or application-specific integrated circuits (ASICs), observe ESD protection regulations and wear ESD clothing and ESD gloves or a well- grounded ESD wrist strap. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 18 All cable holes must be sealed. Seal the used cable holes with sealing putty. Seal the unused cable holes with the caps delivered with the equipment. The following figure shows the criteria for correct sealing with sealing putty. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 19 Otherwise, tipping or falling cabinets may cause bodily injury and equipment damage. WARNING When pulling equipment out of a cabinet, be aware of unstable or heavy objects in the cabinet to prevent injury. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 21 Personnel involving working at heights are not allowed to throw objects from the height to the ground, or vice versa. Objects shall be transported by slings, hanging baskets, aerial work platforms, or cranes. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 22 If a single ladder is used, the recommended angle for the ladder against the floor is 75 degrees, as shown in the following figure. A square can be used to measure the angle. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 23 Do not drag steel ropes and hoisting tools or bump hoisted objects against hard objects during hoisting. ● Ensure that the angle between two hoisting ropes is no more than 90 degrees, as shown in the following figure. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 25 This also promotes resource sustainability. To recycle an old device, use a recycling collection system or contact the supplier. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 26 8000: modular indirect evaporative cooling system Cooling mode E: indirect evaporative cooling Model code 260: model code 260 Air supply mode H: horizontal flow Power supply 4: 380–415 V, 3 PH, 50/60 Hz Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 27 User Manual (FDC Scenario) 2 Product Description 2.2 Components ● The FusionCol8000-E260 modular indirect evaporative cooling system has two models: left-open and right-open. The operation methods are similar for them. The figures in this document use the left-open model as an example. ●...
Page 28 (CFD) are used to optimize the flow path design, greatly improving the heat exchange efficiency. The evaporator air flow organization is more reasonable, and the air resistance is smaller. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 29 ● Wear-resistant and high-density mechanical seals are used, allowing the water pump to run for more than 20,000 hours. ● The variable-frequency drive is used to implement soft startup of the pump, improving its reliability. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 30 Table 2-1 Indicator and buzzer status description Indicator Buzzer Running Status Green No buzzing The unit is operating properly, or there is a warning. Yellow Intermittent There is an unacknowledged major alarm. buzzing Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 32 The device supports communications protocols such as Modbus RTU, Modbus TCP, and SNMP, facilitating connection to the network management system. ● The display panel intelligently identifies abnormal parameter settings (incorrect commands) and rejects them automatically. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 33 CAN_IN and CAN_OUT ports: connect CAN teamwork and RS485 monitoring cascading communications cables. ● RS485/12V port: connects a temperature and humidity (T/H) sensor. ● COM/FE port: connects a monitoring communications cable. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 34 ● Connects a USB flash drive to export data, import and export configuration files, import certificates and keys, and upgrade the version. NOTE This port is protected by a security mechanism. ● DP port: connects to the display module. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 35 Spray Pump Compressor Status Status Status Dry mode (fan) Wet mode (fan + spraying) Hybrid mode (dry mode + auxiliary cooling mode) Hybrid mode (wet mode + auxiliary cooling mode) Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 36 2.6.2 Air Vent Ports Table 2-4 Air vent ports Item Dimensions Quantity Outdoor air intake vent 720 mm x 5150 mm Outdoor air exhaust vent 1063 mm x 5254 mm Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 37 (supply and return air) K7 control relay (supply, return, and exhaust air) K9 (22) Signal terminal (23) Exhaust air fire damper (24) DC switch control relay K6 control relay K8 Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 38 The unit can be used in the following scenarios based on customer requirements on power distribution and backup. Figure 2-9 Scenario 1 Figure 2-10 Scenario 2 Figure 2-11 Scenario 3 Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 39 Maximum DC ● Default power: 117 A current ● Maximum power: 138 A Power factor ≥ 0.99 (full load) THDi ≤ 5% (full load) Total cooling 252 kW capacity Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 40 Pa. If the indoor return air temperature is lower than 37°C, the cooling capacity of the unit will be derated. Table 3-2 Compressor cooling specifications Compressor type Variable-frequency scroll compressor Number of compressors Throttling device Electronic expansion valve Refrigerant R410A Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 41 Install the unit in strict accordance with the HVAC system construction regulations. To ensure proper operation of the unit, protect it against dust, dirt, corrosive gas, and high humidity. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 42 ● Do not expose the unit to strong sunlight. Otherwise, the thermal insulation panels may be deformed. ● Do not stack whole units together. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 44 Note: If the requirements are not met, contact technical support for an optimized solution. 4.2 Installation Preparations 4.2.1 Tools The onsite technical personnel can select tools based on site requirements. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 45 Reflective vest ESD gloves Insulated gloves Protective gloves Safety belt Hoisting and Transporting Tools Crane Steel hoisting rope Lifting sling and lifting Jack and lifting eye Electric forklift Lever Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 46 Claw hammer Electric screwdriver Step ladder Marker Soft measuring tape Steel measuring tape Long measuring tape Level Square Level gauge Vacuum cleaner Ink line marker Combination pliers Hacksaw Flashlight Thermometer Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 47 Temperature resistance 85°C at least for thermal insulation foam sealant or sealing tape Cable Installation Tools Wire strippers Needle-nose pliers Diagonal pliers Power cable crimping tool RJ45 crimping tool Insulation tape Heat shrink tubing Heat gun Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 48 Auxiliary Customers can purchase this Power cable, teamwork cable, material type of materials from the and monitoring cable supplier or other vendors. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 49 Rigid pipe (made of PP- external thread R or other materials) connector Condensate G 1 inch external DN25 Rigid pipe (made of PP- drainpipe thread connector R or other materials) Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 50 1000 V, ZA-YJV, (3 x 70 + 1 x 35) mm , outdoor cable, ● (Optional) Standby DC input: electronic|electric cable, 600 V/1000 V, ZA-YJV, 50 mm , black, 209 A, single- core double insulation, CE Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 51 Power PE cable Bare crimp terminal, DT, terminal 35 mm , M10, tin plating Standby DC power AC bare crimp terminal, cable terminal DT, 50 mm , M10, tin plating Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 52 Step 5 Check the type and quantity of fittings against the packing list. If some fittings are missing or do not comply with the models in the packing list, record the information and contact the supplier immediately. ----End Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 53 BM plates above the concrete platforms. Secure the unit you have hoisted before hoisting another unit. ● Before delivery, the maintenance door key is bound at its handle. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 54 Step 1 Connect the hoisting ropes and hoist the unit to the installation area. NO TE It is recommended that a crane with a lifting capacity greater than or equal to 15 t be used for transportation. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 55 Step 2 Open the maintenance door and enter the container to secure the unit. CA UTION The initial tightening torque of M30 is 848 N·m and the final tightening torque is 1697 N·m. Figure 4-3 Securing a unit Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 56 Two persons are required to turn over the exhaust fan before starting the unit. Step 1 Remove the screws that secure the fan fixing plates in the sequence shown in the figure, and remove the fixing plates. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 57 CA UTION When removing the last fixing plate, ensure that the chain is installed to prevent the fan from rotating automatically. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 59 After turning over the fan, keep it at 180°. Step 5 Align the mounting holes, install the fixing plates, and secure the chain to the reserved mounting holes on the side wall. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 60 Step 6 Enter the air exhaust compartment through the corresponding maintenance door, and connect the power cable terminals of the fan. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 61 Figure 4-10 Connecting the power cable terminals of the fan ----End 4.3.5 Removing Transport Fasteners and Desiccant Bags Procedure Step 1 Take out the desiccant bags from the unit. Figure 4-11 Taking out the desiccant bags 1 Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 62 Step 3 Tighten the bolts on the compressors again to a torque of 4.0 N·m. ----End 4.4 Installing Pipes Context The design height of the water trap must meet the requirements shown in the following figure. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 63 ● The drainpipe should have a downward gradient of at least 5‰ in the drainage direction to ensure smooth drainage. ● The drainpipe outlet must be free from foreign matter and blockage to ensure smooth drainage. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 64 Ensure that the temperature inside the water pipes is greater than 0°C. 4.5 Installing Optional Components 4.5.1 Installing a Conductivity Sensor Step 1 Remove the plug from the water pipe. Figure 4-17 Installation position of the conductivity sensor Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 65 Step 3 Install cables. Figure 4-19 Installing cables (1) Active power switch QF1 (2) Residual current circuit (3) Maintenance socket breaker ----End Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 66 Wear personal protective equipment and use dedicated insulated tools to avoid electric shocks or short circuits. ● Cables should be securely connected and free of contact with components, such as the fan. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 67 (8) Active power cable hole (9) Active power cable hole (PE) (L1) (L3) (10) Standby power cable hole (11) Standby DC power cable (12) Standby DC power cable (PE) hole (DC+) hole (DC–) Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 68 4.7.3 Installing Active/Standby Power Cables Step 1 Route the cables through the power cable hole at the bottom of the unit. Step 2 Connect the power cables to the corresponding switches. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 69 4.7.4 (Optional) Installing Standby DC Power Cables Step 1 Route the cables through the power cable holes at the bottom of the unit. Step 2 Connect the power cables to the corresponding switches. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 70 Step 3 (Optional) If the continuous cooling feature is configured, install cables between the lithium battery cabinets and the units. Figure 4-25 Cable routing between the standby DC power supply and the units Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 71 Step 1 Locate the reserved cable terminal at the indoor air supply vent of the unit. Step 2 Connect the cable terminal to the corresponding terminal of the air supply fan in the MEP container. ----End Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 72 ELV cable tray, to reduce the impact of electromagnetic interference on teamwork communication. 4.7.6.1 Preparing a Network Cable Step 1 Crimp a network cable. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 73 RS485 monitoring communications cable. Do not crimp core wires 1, 2, 3, 6, 7, and 8. Otherwise, communication interference may occur. ----End 4.7.6.2 CAN Teamwork + RS485 Monitoring Step 1 Connect teamwork and monitoring communications cables. Networking CAN Teamwork RS485 Monitoring Protocol Modbus-RTU Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 74 ● Connect the COM/FE port on the main control module of the last unit in each group to the RS485 port on the host. ● Customers can purchase the NetEco (an ECC is required) or a third-party NMS as the monitoring system. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 75 NMS as the units, set Enable teamwork monitoring system. CAN resistor to Yes. Figure 4-30 Connecting communications cables ----End 4.7.6.4 FE Teamwork + RS485 Monitoring Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 76 ● If the number of units in a group is greater than 16, FE teamwork needs to be implemented by group. For example, if the number of units under teamwork is 18, they can be divided into two groups, for example, 9+9, 16+2, or 10+8. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 77 Figure 4-32 FE teamwork group-based ring networking (using 13 units as an example) ----End 4.7.6.5 FE Teamwork + FE Monitoring First Connection Step 1 Connect teamwork and monitoring communications cables. Networking FE Teamwork FE Monitoring Protocol Modbus-TCP/SNMP Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 78 100 m, use the group-based ring networking mode. Connecting units with odd numbers: Connect the FE_1 port of the unit with an odd number to the FE_2 port of the unit with the next odd number. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 79 FE port on the host. standalone cable connection scenario 4.7.7 (Optional) Installing Signal Cables Signal Terminal Description CA UTION Signal cables must be routed through protective tubes for protection. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 80 X1.21 Air exhaust DO damper reset (ON) X1.22 Air exhaust DO damper (GND) X1.23 Feedback of the sterilization module X1.24 Feedback of the sterilization module Figure 4-37 Signal terminals Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 81 (24 V DC) damper (24 V DC) Smoke Electrode Conductivi Outdoor Indoor air Exhaust sensor water ty sensor return AO bypass AO sensor (485–) exhaust damper damper (GND) (GND) damper (GND) Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 82 2– (reserved) supply AO ventilation (reserved) damper exhaust air AO damper The unit can be connected to a smoke sensor, remote startup/shutdown signal, common alarm signal, and water sensor. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 83 12 V DC power from the site to supply power to the T/H sensors that are 120 m or further away from the cabinet. Ensure that the input voltage of each T/H sensor ranges from 9 V to 16 V. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 84 Cold aisle 4 temp/ humid Cold aisle 5 temp/ humid Cold aisle 6 temp/ humid Hot aisle 1 temp/ aisle humid Hot aisle 2 temp/ humid Hot aisle 3 temp/ humid Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 85 If both fire prevention and air stopping are needed, use firestop dampers. After the unit shuts down, the air dampers are closed to isolate the unit from the air ducts. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 86 Figure 4-41 Connecting cables to the exhaust air fire damper ----End 4.9 Installing Air Ducts Prerequisites Before installing an air duct, check whether there is any construction waste in the air shaft. If yes, clear the waste. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 88 □ Passed □ Failed Foreign matter (such as desiccant, cable ties, □ Passed □ Failed cable ends, dust, iron scraps, copper wires, and aluminum scraps) inside the cabinet has been removed. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 89 No open or short circuit, or incorrect connection occurs in □ Passed □ Failed electrical circuits. All cables for the unit are properly connected as required. □ Passed □ Failed Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 90 The condensate drainpipe does not tilt and has a gradient □ Passed □ Failed of 0.3‰. The butterfly drain valve on the spray pipe is closed. □ Passed □ Failed Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 91 If the continuous cooling feature is configured, you need to commission the continuous cooling devices. Scan the QR code outside the electric control box or beside the nameplate of the unit to obtain related documents. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 92 Step 4 Check that the positive and negative DC input power cables of all EHUs are correctly connected. Step 5 Measure the DC input voltage. The value should range from 721 V DC to 729 V ----End Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 93 Figure 5-1 Initial power-on System User Preset Password Permission Description admin 000001 Can set all the menus. (administrator) operator (common 000001 Can only view parameters and set user) some parameters. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 94 Networking mode Specifies the networking mode for teamwork control. The networking mode selected on the screen must match the actual networking mode. Otherwise, the teamwork function is unavailable. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 95 Heat exchanger Enables or disables a sensor. supply air sensor Heat exchanger intake Enables or disables a sensor. air sensor Heat exchanger Enables or disables a sensor. exhaust air sensor Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 96 NOTE If the type of the air damper or fire damper is inconsistent with the damper control type on the screen, a fault alarm is generated. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 97 NOTE If the type of the air damper or fire damper is inconsistent with the damper control type on the screen, a fault alarm is generated. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 98 NOTE If the type of the air damper or fire damper is inconsistent with the damper control type on the screen, a fault alarm is generated. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 99 ● Primary power first: The active power supply is preferred. ● Backup power first: The standby power supply is preferred. ● Mutual backup: Two power supplies are in mutual backup mode. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 100 Customized mode, or Disable water mode. Set this parameter based on site requirements. NOTE You are advised to retain the default value. Altitude Set this parameter based on the actual altitude. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 101 ● If this parameter is set to Startup status, DO_1 acts according to DO_1 action when the unit is started. ● If this parameter is set to No, no alarm is generated when DO_1 is disconnected. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 103 Humidity setpoint After the temperature and humidity control type and the humidity value under this type are set, the device performs regulation based on the settings. 40%–60% RH is recommended. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 104 Menu to access other function menus, such as Running, Alarms, Settings, Maint, and About. NO TICE The information in the screenshots is for reference only. The actual parameters may vary. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 105 Critical alarms Indicates the number of active critical alarms. Major alarms Indicates the number of active major alarms. Minor alarms Indicates the number of active minor alarms. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 106 You can tap any of areas marked in the following figure to view the details screen or level-2 screen. Figure 5-3 Information areas To View Exhaust air temperature Running information about temperature and and humidity data humidity Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 107 ● This section describes how to enable Cold aisle sensor 1. Procedure Step 1 On the home screen, choose Menu > Settings > System Settings > T/H Sensor. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 108 23°C and relative humidity range [15% RH, 80% RH], ensure that the absolute humidity range is [0.0026, 0.0141] when you set the temperature setpoint and humidity setpoint. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 109 (°C) Humidity Setpoint (% Humidity Setpoint (% 24.7 23.1 21.7 20.4 19.2 16.9 15.9 75.3 70.9 66.9 59.5 56.1 47.3 44.7 42.2 37.8 35.8 33.9 32.1 30.5 28.9 27.4 Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 110 Select the proper differential pressure sensor type pressure sensor type based on the measurement range of the differential pressure sensor. Min indoor fan speed Specifies the minimum rotational speed of the indoor fan. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 111 The parameters in this section are for reference only. Set practical parameter values as required. Procedure Step 1 On the home screen, tap > Teamwork Settings to enter the Teamwork Settings screen. Figure 5-5 Teamwork Settings Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 112 Specifies the number of running units in this group. systems in this group The value is an integer ranging from 1 to the value of Number of systems in this group. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 113 24 time points in a day (0–23). Forced rotation Indicates whether to enable forced rotation regardless of the specified rotation time. After a forced rotation, the rotation period starts again. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 115 Step 4 On the home screen of the display module of any unit in the teamwork group, tap . If the teamwork networking succeeds, the teamwork topology of the unit in the group is displayed. Figure 5-6 Teamwork topology Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 116 If the teamwork networking is disabled, the teamwork icon is gray. ----End Follow-up Procedure After you have completed the teamwork settings, perform the following checks to confirm whether the teamwork networking is successful: Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 117 Modbus TCP ● Enable: Access to the unit over Modbus TCP (default server port number: 502) is allowed. ● Disable: Access to the unit over Modbus TCP is not allowed. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 118 Step 1 On the home screen, choose Menu > Settings > Comm Settings > Modbus Settings. Figure 5-8 Modbus Settings Step 2 Set the baud rate, communication address, and RS485 monitoring group. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 119 Step 1 On the home screen, choose Menu > Settings > Comm Settings > WAN IP Settings, and set IP address, Subnet mask, and Gateway based on the actual plan. Figure 5-9 WAN IP Settings Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 120 Enter the actual IP address of the NMS. The IP addresses of the display board, client NMS, and server NMS must be unique. This parameter is configurable when Link mode involves Client. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 121 When SNMP Version is set to ALL or SNMPv1&v2c, you can set Read Community and Write Community. ● When SNMP Version is set to ALL or SNMPv3, you can add an SNMPv3 user. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 122 Step 5 Tap the text box next to SNMP Port, set SNMP Port based on the actual port number, and tap Submit. NO TE SNMP Port is set to 161 by default. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 123 WIFI Settings can be set. Procedure Step 1 On the home screen, choose Menu > Settings > Comm Settings > WIFI Settings. Figure 5-12 WIFI Setting Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 124 If you set Password required for start or shutdown onsite to No, no password is required for startup or shutdown. Initial Startup NO TICE After factory settings are restored, startup verification is required. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 125 Step 1 Tap Start on the home screen. ● If the Password required for start or shutdown onsite function is enabled, enter the login password to start the unit. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 126 Step 2 Read the precautions on the screen and confirm whether to access the wizard- based startup mode. ● Tap Yes to enter the screen for checking before wizard-based startup. ● Tap No to exit the wizard-based startup mode. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 127 – Tap Yes to start the system and commission components. – Tap No to exit the commissioning while keeping the system shut down. Figure 5-17 Wizard Startup Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 128 Step 2 Tap Confirm. If the unit is successfully shut down, the system displays a message, indicating that the command is successfully triggered. Step 3 Turn off the power switch on the unit. ----End Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 129 CAUTION If they are not closed, condensation, frost, and freezing may occur on the indoor circulation side of the unit. All maintenance doors are closed. □ Passed □ Failed Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 130 COM/FE port on the unit. On the main screen of the unit, choose Settings > Comm Settings > WAN IP Settings, and set the IP address, subnet mask, and gateway for the unit. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 131 Step 3 Log in to the WebUI of the unit. Enter https://IP address (such as https://192.168.0.10) in the address box of the browser, and then press Enter to enter the WebUI login page. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 132 Monitor the running information of the unit in real time, set running parameters, and control the running. For example, set the temperature and humidity of the unit, enable the T/H sensor, and set the fan control type. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 133 ● Query and export fault information. ● Manage users, such as adding, modifying, deleting, locking, and unlocking users. ● Import and export configuration files to configure the unit quickly. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 134 ● Check whether the gap between the impeller and the flow deflecting ring of the fan is even, to prevent the impeller from colliding with the flow deflecting ring. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 135 ● After replacing components, restore the status of the unit (including tightening nuts, pipe clamps, and pipes, and wrapping thermal insulation foam) to ensure that it is normal. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 136 The filter is clean and not Clean the filter. tank filter blocked. NOTE If the dirt is severe, increase the maintenance frequency. The filter is not damaged or Replace the filter. distorted. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 137 Pipe The refrigerant pipe does not Repair the leakage points and leak and is properly wrapped rewrap thermal insulation foam. with thermal insulation foam. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 140 Ensure that the Repair the flake-off position with sealant applied around the side the sealant. walls and maintenance doors does not crack or flake off. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 141 Conde Clean up dirt in the drainpipe. You are advised to clean the dirt nsate inside the drainpipe using a drainpi brush every three months. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 143 5% soda solution for cleaning.) ● Check that the evaporator surface is free of obvious NOTE If the dirt or blockage is severe, dirt. increase the maintenance frequency. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 145 Cooling System User Manual (FDC Scenario) 7 Routine Maintenance Figure 7-1 Water pump drainage valves (1) Manual drainage valve 1 (2) Manual drainage valve 2 (3) Manual drainage valve 3 Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 147 Check whether the resistance of the air different from the supply duct is too large. designed value. Vibration Imbalance Check whether the fan blades are damaged, polluted, or frozen. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 148 Perform routine check on all electrical components and safety devices. ● Periodically check valves that control the flow of media. ● Check whether the grounding devices of the electric devices are complete and functional. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 149 (the air air pressure. large. duct is excessively short). The fan motor The motor is overloaded. Balance the air volume and is burnt out. replace the fan. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 150 The indoor temperature is set Change the temperature is too low or to a low value. setting. liquid returns. The air filter is dirty or Replace the air filter. blocked. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 151 Check whether the front and is poor. rear covers of the drive frame are properly installed, whether the air intake and exhaust are blocked, and whether the maintenance door is closed. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 152 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) 8 Troubleshooting NO TE If the fault persists, contact technical support. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 153 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) 9 Alarm Reference Alarm Reference FusionCol & NetCol Smart Cooling Product Alarm Reference . For details, see the Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 154 (6) Indoor return air sensor differential pressure switch differential pressure sensor (7) Display module (8) Liquid level switch (9) Auxiliary PSU (10) Main control module (11) Motorized ball valve actuator Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 155 Step 2 Replace the indoor return air filter. Enter the air return compartment from the maintenance entrance of the unit. Remove the air filter to be maintained. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 156 DC power switch. NO TICE Exercise caution because the unit is still energized after it is shut down on the home screen of the display module. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 157 Prerequisites ● A T/H sensor needs to be replaced. ● A spare T/H sensor of the same model is available and functional. ● Tools: Phillips insulated torque screwdriver, scissors Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 158 Enter the air return compartment from the maintenance entrance of the unit. Remove the screws from the T/H sensor and remove the cable. Figure 10-6 Removing screws from the T/H sensor Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 159 Exercise caution because the unit is still energized after it is shut down on the home screen of the display module. Step 2 Enter the container through the maintenance door. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 160 Step 7 Install the new liquid level switch and tighten it to a torque of 5 N·m. Connect the interconnection terminal of the liquid level switch and install the protective cover. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 161 If the boss direction of the valve body is different from the groove direction of the valve actuator, adjust the boss direction. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 162 Procedure Step 1 Tap Shutdown on the home screen of the display module, and turn off the active power switch, standby power switch, and standby DC power switch. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 163 Figure 10-13 Recommended air baffle dimensions Figure 10-14 Installing an air baffle Step 5 Remove the fire damper. Step 6 Remove the screws that secure the fan support and pull out the fan horizontally. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 164 Maint > Performance Maint, and clear the total runtime of the exhaust fan. Step 12 Tap Start on the home screen. Ensure that the unit is running normally without any alarms. ----End Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 165 Ensure that the fan switch is turned off before you proceed with the procedure. Step 2 Cut the cable tie that binds the cable connected to the faulty fan, and remove the fan terminal. Step 3 Remove the fire damper. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 166 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) 10 Component Replacement Figure 10-17 Removing the fire damper Step 4 Remove screws from the fan support, and pull the support out. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 167 Step 7 Close the maintenance door. Step 8 Turn on the air supply fan switch and ensure that the fan works properly. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 168 Step 3 Open the maintenance door and close the manual ball valve of the spray pump. Figure 10-20 Position of the manual ball valve (open) Step 4 Open the drainage valve to drain water from the water pipe. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 169 Figure 10-22 Removing nuts from the water inlet and outlet pipes of the spray pump Remove the nuts that secure the spray pump using an open-end wrench (13 mm), and pull out the spray pump. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 170 A spare welded filter dryer of the same model is available and functional. ● Tools: welding equipment, refrigerant reclaiming device (configured based on local conditions), Phillips insulated torque screwdriver, nitrogen cylinder, Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 171 ● To avoid burning the internal components, other pipes, thermal insulation foam, cables, and labels, take protective measures, such as spreading wet cloth, around the welding joints. ● Do not use face-down bonding when welding. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 172 10.11.3 Leakage Test with Nitrogen for Refrigerant Pipes. Step 7 After checking that there is no leakage, vacuumize the system and charge refrigerant. For details, see 10.11.4 Vacuumizing and Precharging Refrigerant. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 173 Step 2 Turn off the standby DC power switch, and then turn off the active and standby power switches. Step 3 Open the maintenance door. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 174 NO TICE Do not hold the suction and discharge vents when moving the compressor. Step 8 Secure the new compressor using an open-end wrench. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 175 > Enter, and charge an optimal value of refrigerant based on the current pressure and temperature. After the remaining refrigerant is added, exit the diagnostic mode. Step 18 Ensure that the unit is running properly without alarms. ----End Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 176 Pressure – re (°C) Gauge Gauge Pressure – Pressure Pressure Gauge (MPa) (MPa) Pressure (MPa) 1.31 2.21 0.73 1.35 2.27 0.75 1.39 2.33 0.78 1.43 2.39 0.81 1.47 2.45 Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 177 ● When an air-cooled outdoor unit or a water cooling module is connected to the outdoor side, perform the same operations on the refrigerant side for nitrogen injection and pressure preservation. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 178 Table 10-2 Pressure judgment Parameter Meaning Unit Ambient temperature °C before pressure preservation Ambient temperature °C after pressure preservation = 3 + 0.01 x (T – T Corrected pressure after pressure preservation Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 179 10.11.4.1 Refrigerant Charge Amount Requirements Table 10-3 Refrigerant charge amount Refrigerant Charge Amount FusionCol8000-E260 Standard amount (kg) 7.3 (single compressor) Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 180 Step 4 Vacuumize the cooling system for at least 80 minutes after checking that the cooling system does not leak. The pressure displayed on the vacuum pump should Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 181 Procedure Step 1 Take off the vacuum pump from the vacuumized unit, and replace the vacuum pump with a refrigerant cylinder. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 182 If total refrigerant amount cannot be fully precharged, charge the remaining refrigerant during power-on commissioning. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 183 Figure 10-31 Charging the remaining refrigerant (1) Refrigerant cylinder (2) Electronic balance (3) Pressure gauge (4) Connection nut (5) Low-pressure needle valve Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 184 10.12 Replacing a Compressor Drive Prerequisites ● A drive needs to be replaced. ● A spare drive of the same model is available and functional. ● Tool: Phillips insulated torque screwdriver Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 185 Step 9 Power on the unit, tap Start on the home screen, and choose Maint > Diagnostic Mode > Enter. Start the compressor and check that the compressor is running normally without any alarms. Check that it works properly before you exit. ----End Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 186 Step 5 Remove the screws on the drive using a Phillips insulated torque screwdriver, and pull out the drive. Figure 10-33 Removing a drive Step 6 Install the new drive and secure it. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 187 Step 2 Open the maintenance door. Step 3 Remove the panel from the power cabinet. Step 4 Remove the bolts on the PSU using a Phillips insulated torque screwdriver, and pull out the module. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 188 Use a Phillips insulated torque screwdriver to remove the screws that secure the display module. CA UTION You are advised to replace the display module after powering off the main control module. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 189 The whole restoration takes about 60s to 90s. Step 3 Power on the unit and tap Start on the home screen. Ensure that the unit is running normally without any alarms. ----End Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 190 Step 3 Open the electric control box. Step 4 Turn off the active and standby power switches. Step 5 Disconnect cables from the main control module. Step 6 Remove the main control module. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 191 Step 1 Tap Shutdown on the home screen of the display module. NO TICE Exercise caution because the unit is still energized after it is shut down on the home screen of the display module. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 192 Step 9 Tap Start on the home screen. Ensure that the unit is running normally without any alarms. ----End 10.18 Replacing a Fuse Prerequisites ● A spare fuse of the same model is available and functional. ● Tool: flat-head insulated torque screwdriver Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 193 Step 2 Turn off the standby DC power switch, and then turn off the active and standby power switches. Step 3 Open the electric control box. Step 4 Remove cables from the faulty SPD. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 194 A spare relay of the same model is available and functional. ● Tools: Phillips insulated torque screwdriver, flat-head insulated torque screwdriver Procedure Step 1 Tap Shutdown on the home screen of the display module. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 195 Step 8 Close the electric control box. Step 9 Power on the device. Step 10 Tap Start on the home screen. Ensure that the unit is running normally without any alarms. ----End Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 196 ● Before using a USB flash drive, ensure that its data has been scanned by antivirus software and is secure. Procedure Step 1 Connect a USB flash drive. Figure 11-1 Connecting to a USB flash drive Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 197 Step 3 After the data is successfully exported, tap Finish. Step 4 On the home screen, choose Menu > Maintenance > USB Operations > Remove USB to remove the USB flash drive in safe mode. ----End Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 198 Step 5 On the home screen of unit 2, choose Menu > Maintenance > USB Operations > Import Config. Figure 11-5 Selecting a file Step 6 Select the file package to be imported and tap Next. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 199 Ensure that the key file has been encrypted using AES128. Procedure Step 1 On the home screen, choose Menu > Maintenance > USB Operations > Import Certificate. Figure 11-7 Importing a security certificate Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 200 Settings, and set LAN IP address assignment mode to Manual. Set LAN IP address, LAN subnet mask, and LAN gateway based on the actual plan. Figure 11-8 LAN IP settings Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 201 ● The temperature display range is from ±3°C to ±30°C of the temperature setpoint. ● The humidity display range is from ±5% to ±50% of the humidity setpoint. The displayed value varies according to units. The actual displayed value may vary. ----End Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 202 11.2.6 How Do I View Version Information? Procedure Step 1 On the home screen, choose Menu > About. Step 2 On the About screen, tap Version Info or E-label. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 203 NO TE Master/Slave indicate the information of the current unit. Other information is about the teamwork information of the group. ----End Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 205 –2°C. Procedure Step 1 On the home screen, choose Menu > Maintenance > Sensor Calibration. Step 2 Fill the calibration value based on the measured error. ----End Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 206 Step 1 On the home screen, choose Menu > Settings > System Settings > System Control and set Balance of water and electricity consumption based on the actual situation. Figure 11-14 Setting parameters Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 207 ● If you need to change alarm settings, log in as user admin. NO TICE Be careful when configuring alarm parameters. Only professional maintenance personnel can change alarm settings. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 208 The following describes how to commission an indoor fan. Procedure Step 1 On the home screen, choose Menu > Maintenance > Diagnostic Mode > Enter to enter the diagnostic mode. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 209 -> is the setting after change. NO TE The log query screen displays logs of LCD user operations, including user login and setting change records. Figure 11-17 Querying logs 11.3 WebUI Operations Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 210 Choose the admin user and click Modify. Reset the login password on the displayed page and click Confirm. Figure 11-18 Changing the login password Enter Login user password and click Submit. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 211 – Retrieve the password if you forgot it. On the login page, click Forgot password, enter related information to obtain a verification code, and reset the login password. – A verification code is used for login. Enter Login user password and click Submit. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 212 Step 1 Log in to the WebUI of the unit as an administrator. Step 2 Choose Home > Active Alarm to view the active alarms of the unit. Click Details in the Alarm Description area to view alarm details of devices. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 213 If Encryption Password for Export is selected, the exported data package will be encrypted, and you need to enter the encryption password to decompress the data package. To ensure data security, you are advised to select Encryption Password for Export. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 214 Step 3 Choose Maintenance > Version Information and view the version information, software version, and BSP version. ----End Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 215 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) A Physical Ports Physical Ports Figure A-1 Physical ports Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 216 Clear dust, rain marks, or stains on the exterior using a long-handled soft brush dipped with alkaline or neutral detergent. Wash the exterior with clean water. NO TE It is recommended that you clean the device once every quarter. ----End Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 217 NO TE Check the paint damage on the unit and prepare appropriate tools and materials. The number of materials depends on site requirements. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 218 Logo and pattern Seek help from the headquarters for a detailed painting damage solution. Frontline personnel can turn to local advertisement coating suppliers. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 219 Step 2 Dip a piece of cotton cloth into anhydrous alcohol and wipe the polished or damaged area to remove the dirt and dust. Then wipe off the alcohol with a clean and dry cotton cloth. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 220 Figure C-3 Painting zinc-rich primer Step 4 Apply two layers of paint on the damaged topcoat based on the damage degree of the paint using a spray bottle, brush, or painting gun. Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 222 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) C Repainting the Unit Figure C-6 Repainting using a painting gun ----End Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 223 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) D Electrical Diagrams Electrical Diagrams Figure D-1 Electrical diagram Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 224 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) D Electrical Diagrams Figure D-2 Electrical diagram Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 225 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) D Electrical Diagrams Figure D-3 Electrical diagram Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 226 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) D Electrical Diagrams Figure D-4 Electrical diagram Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 227 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) D Electrical Diagrams Figure D-5 Electrical diagram Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 228 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) D Electrical Diagrams Figure D-6 Electrical diagram Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 229 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) D Electrical Diagrams Figure D-7 Electrical diagram Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 230 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) D Electrical Diagrams Figure D-8 Electrical diagram Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 231 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) D Electrical Diagrams Figure D-9 Electrical diagram Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 232 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) D Electrical Diagrams Figure D-10 Electrical diagram Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 233 E Acronyms and Abbreviations Acronyms and Abbreviations controller area network fast Ethernet negative temperature coefficient power supply unit positive temperature coefficient power usage effectiveness RCCB residual current circuit breaker Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 234 FusionCol8000-E260 Modular Indirect Evaporative Cooling System User Manual (FDC Scenario) E Acronyms and Abbreviations thin film transistor Universal Serial Bus Issue 03 (2024-05-30) Copyright © Huawei Digital Power Technologies Co., Ltd.

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