ABB REACT 2 Series Product Manual
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ABB REACT 2 Series Product Manual

Solar inverter
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REACT 2
3.6 to 5.0 kW

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Summary of Contents for ABB REACT 2 Series

  • Page 1 ABB solar inverters Product manual REACT 2 3.6 to 5.0 kW...
  • Page 2 Other than under explicit contractual commitments, in no event shall ABB be responsible or liable for any loss or damage resulting from the use of this manual or the application of the equipment.
  • Page 3 3 - Safety and accident prevention 4 - Lifting and transport 5 - Installation 6 - Instruments 7 - Operation 8 - Maintenance 9 - Attachments REACT2-3.6_5.0-TL-OUTD-Product Manual EN-RevA(M000044AG) EFFECTIVE 18/10/2018 © Copyright 2018 ABB. All Rights Reserved. - 3 -...

  • Page 4: Introduction And General Information

    ABB declares that the equipment complies with the provisions of law currently in force in the country of installation and has issued the corresponding declaration of conformity.

  • Page 5: Table Of Contents

    Tightening torques ........................25 Overall dimensions REACT2-3.6/5.0-TL-OUTD ..............26 Overall dimensions REACT-MTR-1PH .................27 Overall dimensions Meter ABB B21 ..................27 Overall dimensions Meter ABB B23, B24 ................27 Dimensions bracket REACT2-UNO-3.6/5.0-TL ..............28 Dimensions bracket REACT2-BATT ..................29 Efficiency curves ..........................30 Power limitation (Power Derating) ......................31 Power reduction due to environmental conditions ..............31...
  • Page 6 Mounting instruction - REACT2 multi battery system ..............66 Connection of the energy meter ......................68 Connection of the REACT-MTR-1PH (single-phase) ............70 Connection and configuration of the ABB B21 meter (single-phase) ........72 Connection and configuration of the REACT-MTR-3PH (three-phase) .......74 Distribution grid output connection (AC side) ..................76 Characteristics and sizing of the line cable ................76...
  • Page 7 General conditions ..........................100 User interface ............................101 Description of the synoptic ....................101 Embedded Web User Interface ..................101 Aurora Vision Plant Management Platform ................101 ABB Ability™ Energy Viewer for solar plants ..............102 Measurement tolerance ......................102 peration ............................103 General conditions ..........................103 Commissioning ...........................104 Free@Home protocol activation ..................
  • Page 8 1 - Introduction and general information Inverter switch-off..........................133 Operator and maintenance personnel skills/prerequisites ..........133 Switch-off procedure ......................134 aintenance ........................... 136 General conditions ..........................136 Routine maintenance ......................137 Troubleshooting ........................137 Alarm Messages .........................138 Power limitation messages ....................146 Procedure for dismantling of the REACT2 system ................148 Registration on website and calculation of Admin Plus password ..........149 Verification of ground leakage ......................152 Behaviour of a system without leakage ................152...

  • Page 9: Reference Number Index

    AC power supply terminal block Battery communication connector COMM.[B] METER RS485 screw terminal block Battery power connector POWER [B] METER ABB B23, B24 REACT2-BATT external protective earth [B] Three-phase connection screw terminal block REACT2-BATT external protective earth [A] METER RS485 screw terminal block...

  • Page 10: Graphical Representation Of References

    1 - Introduction and general information raphical representation of references EACT2-UNO-3.6/5.0-TL (external view) BATTERY COMM. METER POWER DC SWITCH BACKUP GRID EACT2-BATT (external view) COMM. POWER POWER COMM. - 10 -...

  • Page 11: React2-Uno-3.6/5.0-Tl (Internal View)

    1 - Introduction and general information EACT2-UNO-3.6/5.0-TL (internal view) PC-485 LOGGER-485 MEMORY METER-485 CARD CARD CARD CARD RS485 METER RS485 LOGGER RS485 PC-485 LOGGER-485 METER-485 CARD CARD CARD RS485 METER RS485 RS485 LOGGER - 11 -...

  • Page 12: React-Mtr-1Ph

    1 - Introduction and general information EACT-MTR-1PH -1P H RE AC T-M TR INP UT : 110 /23 0 V 50/ 60 Hz 10 mA ma eter ABB B21 eter ABB B23, B24 - 12 -...

  • Page 13: Scope And Target Audience

    1- Introduction and general information cope and target audience urpose and document structure This operating and maintenance manual is a useful guide that will enable you to work safely and carry out the operations necessary for keeping the equipment in good working order. the equipment may be impaired.

  • Page 14: Symbols And Signs

    1 - Introduction and general information ymbols and signs In the manual and/or in some cases on the equipment, the danger or hazard zones are indicated with signs, labels, symbols or icons. Symbol Description Indicates that it is mandatory to consult the manual or original document, which must be available for future use and must not be damaged in any way.
  • Page 15 1 - Introduction and general information Symbol Description Indicates a risk of electric shock. The discharge time of the stored Direct Current Alternate current With isolation transformer Without isolation transformer Positive pole of the input voltage (DC) Negative pole of the input voltage (DC) Indicates the centre of gravity of the equipment.

  • Page 16: Field Of Use, General Conditions

    The REACT2 system can be used only if all the technical characteristics are observed. Batteries other than those approved by ABB cannot be connected to the REACT2 system - 16 -...

  • Page 17: Improper Or Disallowed Use

    1 - Introduction and general information mproper or disallowed use IT IS STRICTLY FORBIDDEN TO: conditions or in environmental conditions (temperature and humidity) machines or equipment, unless expressly provided for. or parts of the equipment to vary its performance or change its insulation. the equipment with corrosive products that may attack parts or generate electrostatic charges.

  • Page 18: Characteristics

    Characteristics eneral conditions A description of the equipment characteristics is provided to identify its main components and specify the technical terminology used in the ma- nual. This chapter contains information about the models, details of the equipment, characteristics and technical data, overall dimensions and The customer/Installer takes full responsibility if, when reading this manual, the chronological order of its presentation provided is not observed.

  • Page 19: Models And Range Of Equipment

    50/6 0 Hz 10 mA max ABB B21-212 energy meter for single-phase line ABB B23-212, B24-212 energy meter for three-phase line knows about the installation conditions, the devices that will be installed outside the inverter and possible integration with an existing system.

  • Page 20: Identification Of The Equipment And Manufacturer

    The approval label contains the following information: 1. Manufacturer 2. Model 3. Rating data Made in Italy PROTECTIVE CLASS: I www.abb.com/solar MODEL: SOLAR INVERTER REACT2-UNO-3.6-TL 575 V 230 V 1Ø dc max 90 - 575 V...

  • Page 21: Communication Identification Label

    To be used as wireless access point password, or to be used to access to the Web UI as username and password in case of lost credentials, and to commission inverter using ABB Installer for Solar Inverters. bottom part and apply it on the plant documentation. (it’s recommend to create a plant map and...

  • Page 22: Characteristics And Technical Data

    REACT2-5.0-TL-OUTD system with storage Inverter unit REACT2-UNO-3.6-TL REACT2-UNO-5.0-TL Battery unit REACT2-BATT Energy meter REACT-MTR-1PH; ABB B21-212; ABB B23-212; ABB B24-212 Inverter REACT2-UNO-3.6-TL REACT2-UNO-5.0-TL PV port Absolute maximum DC input voltage (Vdc, max) 575 V Start-up DC input voltage (Vstart) 200 V (adj. 120...350 V) Operating DC input voltage range (Vdcmin...Vdcmax)
  • Page 23 96.6% / - Embedded communication Embedded physical interface Wireless , 2 x Ethernet, RS485 Modbus TCP (SunSpec), Modbus RTU (Sunspec), Embedded communication protocols ABB-free@home ® Datalogger data retention 30 days Remote monitoring Mobile app Local monitoring Web server user interface Environmental -20...+55°C with...
  • Page 24 Three-phase with external CT (opt.) 1) Refer to the document “String inverter – Product Manual appendix” available at www.abb.com/ solarinverters to know the brand 2) For VDE-AR-N 4105 setting, maximum active power of 4600 W and maximum apparent power of 4600 VA 5) As per IEEE 802.11 b/g/n standard...

  • Page 25: Tightening Torques

    METER RS485 screw terminal block 1.5 mm 0.5 Nm AC power supply screw terminal block 4 mm Meter ABB B23, B24 (Three phase) 0.25 Nm METER RS485 screw terminal block - 1 mm Max 4.0 Nm Three-phase connection screw terminal block...

  • Page 26: Overall Dimensions React2-3.6/5.0-Tl-Outd

    2 - Characteristics verall dimensions REACT2-3.6/5.0-TL-OUTD The overall dimensions are expressed in millimetres and include the wall installation bracket. 4 9 0 m 4 9 0 m 9 8 5 m 4 9 0 m 4 9 0 m 1 4 8 0 4 9 0 m 4 9 0 m 4 9 0 m...

  • Page 27: Overall Dimensions React-Mtr-1Ph

    The overall dimensions are given in mm. REACT-MTR-1PH INPUT : 110/230 V 50/60 Hz 10 mA max verall dimensions Meter ABB B21 The overall dimensions are given in mm. verall dimensions Meter ABB B23, B24 The overall dimensions are given in mm. - 23 -...

  • Page 28: Dimensions Bracket React2-Uno-3.6/5.0-Tl

    2 - Characteristics imensions bracket REACT2-UNO-3.6/5.0-TL The dimensions of the wall mounting bracket are expressed in mm - 22 -...

  • Page 29: Dimensions Bracket React2-Batt

    2 - Characteristics imensions bracket REACT2-BATT The dimensions of the wall mounting bracket are expressed in mm - 23 -...

  • Page 30: Efficiency Curves

    2 - Characteristics fficiency curves The equipment was designed considering current energy conservation standards, to avoid waste and unnecessary leakage. Graphs of the models of inverter described in this manual are shown below. and improved and should therefore be considered approximate. REACT2-UNO-3.6-TL 470 Vdc 390 Vdc...

  • Page 31: Power Limitation (Power Derating)

    2 - Characteristics ower limitation (Power Derating) In order to allow inverter operation in safe thermal and electrical conditions, the unit automatically reduces the amount of power fed into the grid. Power limiting may occur due to: Over-frequency of grid voltage input voltage values.

  • Page 32: Power Reduction Due To The Altitude Of The Installation

    2 - Characteristics ower reduction due to the altitude of the installation The graphs show the automatic reduction of supplied power as a function of the altitude of the installation. REACT2-UNO-3.6-TL Altitude Vs Max output power REACT2-UNO-5.0-TL 1000 1200 1400 1600 1800 2000...

  • Page 33: Output Power Reduction Due To The Input Voltage

    2 - Characteristics utput power reduction due to the input voltage The graphs show the automatic reduction of supplied power when input voltage values are too high or too low. REACT2-UNO-3.6-TL Pout Vs. Vin Vin [V] The operating point of REACT2, inside the area of the diagram, depends on the level of charge of the battery/ies, the PV power available and the setting of the control algorithm.

  • Page 34: Input Power Reduction Due To The Input Voltage

    2 - Characteristics nput power reduction due to the input voltage The graphs show the automatic reduction of supplied power when input voltage values are too high or too low. REACT2-UNO-3.6-TL Pin Vs. Vin 6000 5500 5000 4500 4000 3500 3000 2500 2000...

  • Page 35: P- Q Curve Capability

    2 - Characteristics - Q curve capability Based on the country grid standard the P-Q capability curve can be reduced. Conditions: REACT2-UNO-3.6-TL - Rated output voltage (Un) 230Vac - Rated active power (Pn) 3600W - Maximum apparent power (Sn) 3600VA - Maximum reactive power (Qn) 2200VAR - Cos -0.1 ...

  • Page 36: Characteristics Of A Photovoltaic Generator

    2 - Characteristics haracteristics of a photovoltaic generator A PV generator consists of an assembly of photovoltaic modules that transform solar radiation into DC electrical energy and can be made up Strings: number (X) of PV modules connected in series Array: group of X strings connected in parallel trings and Arrays installation costs of a photovoltaic system, mainly associated to wiring on...

  • Page 37: Description Of The React2 System

    (FV) into an alternating current (AC) which can be fed into the public distribution grid. In addition, the REACT2-UNO inverter receives data from the ABB energy meter and performs smart management of energy storage in the REACT2-BATT battery unit in order to maximise self-consumption for domestic utilities.

  • Page 38: Operating Diagram

    2 - Characteristics perating diagram New installation REACT 2 is perfect for new installation because it is a PV inverter with an integrated battery allowing simpler installation and best performances RS-485 Meter Utility Grid REACT 2 meter DC line AC line House REACT 2 can be installed together with an existing PV inverter on AC side of the home grid, functioning as battery manager only...

  • Page 39: Connectivity Diagram

    2 - Characteristics onnectivity diagram REACT 2 is equipped with: - 2 WIFI connections - 2 Ethernet connections - Free connection to Aurora Vision cloud - Dedicated mobile app for home owner Mobile App Router + Modem Router + Modem Ethernet REACT 2 Wi-Fi network...

  • Page 40: Operating Stages Of The System

    2 - Characteristics perating stages of the system The REACT2 system enables the storage of unused energy and makes it available during evening hours or times of maximum absorption, enabling self-consumption to be maximised. The main operating stages of the system are: 1.

  • Page 41: Functionality And Components Of The Equipment

    2 - Characteristics unctionality and components of the equipment Optimisation of self-consumption REACT2 is equipped with an storage system (4kWh base system, expandable up to 12kWh), which enables use of the photovoltaic energy at different times. The energy stored in the battery during the day can be used in evening consumption by domestic utilities.
  • Page 42 UI. Power feeding management modes vary according to the country of installation and the grid companies. For detailed information on the parameters and characteristics of this function, please contact ABB directly. Limiting the active power fed into the grid...

  • Page 43: Topographic Diagram Of The Equipment

    2 - Characteristics opographic diagram of the equipment REACT2-UNO MPPT 1 Inverter IN1.1(+) Bulk caps (DC/AC) Switch (DC/DC) IN1.2(+) Backup Output IN1.1(-) IN1.2(-) Line Grid parallel fil t er relay Output MPPT 2 IN2.1(+) (DC/DC) IN2.2(+) Residual current detection IN2.1(-) IN2.2(-) Control circuit Output 1...

  • Page 44: Safety Devices

    2 - Characteristics afety devices nti-Islanding In the event of a local grid outage by the electricity company, or when the equipment is switched off for maintenance operations, the inverter must be physically disconnected to ensure the protection of the people working on the grid, in accordance with the relevant national laws and regulations.

  • Page 45: Safety And Accident Prevention

    It is therefore necessary for the customer to appropriately inform the manufacturer about particular installation conditions. ABB accepts no liability for failure to comply with the instructions for correct installation and cannot be held responsible for the upstream or downstream equipment.

  • Page 46: Hazardous Areas And Operations

    These conditions are listed in the technical data and in the installation chapter. ABB is not responsible for any loss of the equipment, or part of it, which does not take place on the basis of the regulations and laws in force in the country of installation.

  • Page 47: Thermal And Electrical Hazard

    ABB has done its best to eliminate sharp edges and corners, but as this is not always possible you are advised always to wear theclothing and personal protection equipment provided by the employer.

  • Page 48: Safety Precautions Relating To React2-Batt

    3 - Safety and accident prevention afety precautions relating to REACT2-BATT Battery System provides a safe source of electrical energy when operated as intended and as designed. Potentially hazardous circumstances such as excessive heat or electrolyte mist may occur under improper operating conditions, damage, misuse and/or abuse.
  • Page 49 3 - Safety and accident prevention WARNING. The warnings (set out below) are used to indicate risks or dangerous actions Do not use with other inverter models if not expressly indicated by ABB. Do not use if is leaking of electrolyte material.

  • Page 50: Residual Risks

    3 - Safety and accident prevention esidual risks Despite the warnings and safety systems, there are still some residual risks that cannot be eliminated. These risks are listed in the following table with some suggestions to prevent them. able of residual risks RISK ANALYSIS AND DESCRIPTION SUGGESTED REMEDY Noise pollution due to installation in unsuitable environments or where...

  • Page 51: Ifting And Transport

    Lifting and transport eneral conditions Storage, handling and transport must comply with particular rules and regulations indicated in the subsequent paragraphs. The lifting and transporting of pallets containing the equipment can be done using pallet trucks or forklifts, by picking up the pallet in the area intended for lifting.

  • Page 52: Storage Of Equipment

    REACT2-BATT shall be put into service within 6 months at most of the date of delivery by ABB to the recipient of the goods. In order to reduce risks during storage of the REACT2-BATT it must be considered that: Do not stack more than 4 REACT2-BATT boxes.

  • Page 53: Lifting

    4 - Lifting and transport ifting ABB usually stores and protects individual components by suitable means to make their transport and subsequent handling easier. Nonetheless, as a rule, it is necessary to turn to the experience of specialised staff to take charge of loading and unloading components.

  • Page 54: Transport Of The Equipment

    ADR. For further details, please refer to the ADR document: “European Agreement concerning the International Carriage of Dangerous Goods by Road”, special regulation 377. Contact ABB for further details regarding the correct battery unit disposal procedures. - 54 -...

  • Page 55: Unpacking And Checking

    If any defect or damage is detected, please stop, contact the carrier and also promptly inform the ABB Service . eneral Handling Information When the REACT2-BATT is out of the package, pay attention to: - Do not short circuit the positive (+) and negative (-).
  • Page 56 4 - Lifting and transport Components available for REACT2-UNO Quantity Wi-Fi antenna AC output (GRID) connector counterpart METER connector counterpart solar solar inver inver ters ters Technical documentation In addition In addition technic technic to what to what al docum al docum is explain is explain...

  • Page 57: Installation

    Installation eneral conditions The device is installed depending on the system and the place where the device is installed. Its performance therefore depends on the correctness of the connections. Staff authorised to carry out the installation must be specialised and experienced in this job.

  • Page 58: Environmental Checks

    5 - Installation nvironmental checks environmental conditions (protection rating, temperature, humidity, altitude, etc.). warranty void as it may cause: - power limitation phenomena in the inverter and in the battery unit. - premature wear of the electrical/electromechanical components. - premature wear of the mechanical components (gaskets) and of the user interface (synoptic).
  • Page 59 5 - Installation operation of electronic equipment, with the consequent hazards. BATT the space available does not allow this arrangement, position the inverters in a staggered arrangement (as shown in the BATT - Two or more REACT2-BATT can be installed one above the other. - Do not install the REACT2-BATT above the REACT2-UNO.

  • Page 60: Wireless Signal Environmental Checks

    5 - Installation ireless signal environmental checks The wireless communication is used to perform commissioning and monitoring on the inverter. The WLAN board of the inverter uses radio waves to transmit and receive data, it is therefore important to assess this factor in order to have optimal installation.

  • Page 61: Installations Above 2000 Metres

    5 - Installation nstallations above 2000 metres On account of the rarefaction of the air (at high altitudes), particular conditions may occur that should be considered when choosing the place of installation: cooling and therefore a greater likelihood of the device going into derating because of high internal temperatures.

  • Page 62: Mounting Instruction - React2 System

    5 - Installation ounting instruction - REACT2 system 9 mm Ø so that it is perfectly level on the wall and use it as a drilling template. choose an appropriate type of screw anchors for the attachment points. The choice must be based on the type of support (wall, frame or other support), the type of anchors to be used, and their ability to support 4 times the...
  • Page 63 5 - Installation Lift the REACT2-BATT up to the bracket and insert the heads of two anchor points (present on the back of the battery unit) into the slots on the bracket Risk of injury due to the heavy weight of the equipment.
  • Page 64 5 - Installation and hook it to the bracket inserting the two supports in the slots on the inverter. Risk of injury due to the heavy weight of the equipment. Hang up the lower part of the REACT2-UNO to the wall using the one anchor point (hole diameter 11mm).
  • Page 65 REACT2-UNO and install the Wi-Fi antenna (supplied inside the REACT2- UNO box) by screwing it into the using personal protective clothing and/or equipment, such as insulating gloves. ABB energy meter. - 65 -...

  • Page 66: Mounting Instruction - React2 Multi Battery System

    5 - Installation ounting instruction - REACT2 multi battery system The underlying procedure is related to the side-by-side installation of REACT2-BATT. Alternatively, CABLE-KIT” cable kit (2 meter cables length). 9 mm Ø of the second REACT2-BATT so that it is perfectly level on the wall and use it as a drilling template.
  • Page 67 5 - Installation connectors: - To remove the battery signal 08 22 connectors simply pull it. - To remove the battery power Click 09 23 press the latch connectors Click Click Click in red) and pull it off. highlighted between inverter and battery unit (supplied inside the REACT2-BATT box).

  • Page 68: Connection Of The Energy Meter

    5 - Installation onnection of the energy meter Warning – The meter must always be protected by fuses or circuit breakers on the incoming side. It is recommended that the input voltage sensing is protected by fuses rated 6A (gL– gG type) or by circuit breakers rated 6A (B/C type) installed near the meter.
  • Page 69 5 - Installation In the picture below are described the components of the counterpart connector and the relative torques: Male head Housing Gasket Pressing screw M2.5 screw Mating Torque 0.75mm max. Torque 1Nm Torque 0.2Nm 0.6Nm Cable diameter Torque 0.6Nm 4 - 6 mm 25mm RS485 METER...

  • Page 70: Connection Of The React-Mtr-1Ph (Single-Phase)

    5 - Installation onnection of the REACT-MTR-1PH (single-phase) The energy meter REACT-MTR-1PH is a DIN rail device (3 modules) and must be installed where the electricity supply is single-phase. To avoid risks of electrical shock, all wiring operations must be carried out with the AC discon- REACT-MTR-1PH.
  • Page 71 5 - Installation . The arrow corresponding to the hole for the feeding of the MTR-1PH line cable , indicates the direction of insertion which must be complied with for correct measurement of the current; in fact the direction of the ar- REACT-MTR-1PH row indicates the supply point of the electric energy (as indicated in the diagram).

  • Page 72: Connection And Configuration Of The Abb B21 Meter (Single-Phase)

    5 - Installation onnection and configuration of the ABB B21 meter (single-phase) The indications set out below are necessary to connect the meter to the REACT2 system. The energy meter ABB B21 is a DIN rail device (2 modules) and must be installed where the electricity supply is single-phase.
  • Page 73 5 - Installation with the REACT2 system. Set the parameters of the meter as set out in the table: Parameter Settings Address Protocol MODBUS Baud rate 19200 Parity EVEN The settings are made by using the keypad and the display on the meter: 1.

  • Page 74: Connection And Configuration Of The React-Mtr-3Ph (Three-Phase)

    (torque 0.25 Nm) and tighten the screws (tightening torque 0.25 Nm): Serial line terminal block Screw terminal on the of the meter ABB B23, B24 counterpart connector A (37) 1 (-T/R)
  • Page 75 5 - Installation REACT2 system. Set the parameters of the meter as set out in the table: Parameter Settings Address Protocol MODBUS Baud rate 19200 Parity EVEN The settings are made by using the keypad and the display on the meter: 1.

  • Page 76: Distribution Grid Output Connection (Ac Side)

    5 - Installation istribution grid output connection (AC side) To connect the inverter to the grid you need 4 connections: ground, neut- ral, phase and external grounding protection In any case, connection of the inverter to ground is mandatory. Any failure of the inverter when it is not connected to ground through the appropriate terminal (AC connector) and to the metal frame (external grounding protection) is not covered by the warranty.

  • Page 77: Load Protection Switch (Ac Disconnect Switch)

    5 - Installation oad protection switch (AC disconnect switch) To protect the inverter and the AC connection line, a device must be in- stalled to protect against maximum current and leakage to ground, with the following characteristics: REACT2-UNO-3.6 REACT2-UNO-5.0 Type Automatic circuit breaker with thermal-magnetic protection Voltage rating...
  • Page 78 5 - Installation use both stranded or solid wire but the requirements are different. The use of stranded wire with a conductor section values between 1.5 - 4 mm² are only allowed with the mandatory use of properly crimped ferrules. 30mm 12mm with ferrules* L,N 25 mm...

  • Page 79: Connection For The Ac Output Connector To The Inverter

    5 - Installation onnection for the AC output connector to the inverter procedure on it. For all inverter models, connection to the electrical grid is carried out using the AC output connector 1. Remove the pre-installed protective cover on the inverter by pressing 2.

  • Page 80: Installation Of The External Protective Grounding Cable

    5 - Installation nstallation of the external protective grounding cable In addition to the grounding protection previously connected to the AC output connector is necessary to: - install a second protective grounding cable to the dedicated connection point on the metal frame (lower part) of the REACT2-UNO. - install a jumper between the protective grounding connection points on REACT2-UNO and REACT2-BATT To execute all external grounding connection, follow the procedure de-...

  • Page 81: Backup Output Connection (Ac)

    An External command/signal is used for activating the output (Com- munication and control signal terminal block , terminal 1-3). The selection of the backup mode is performed during the commissio- ning wizard. See the “REACT2-Backup output use” document on the ABB site for more information - 81 -...

  • Page 82: Characteristics And Sizing Of The Cable For Backup Output

    5 - Installation haracteristics and sizing of the cable for BACKUP output Three-pole cable required. The cross-section of the AC line conductor must be sized in order to prevent unwanted disconnections of the in- max 4 mm² verter from the grid due to high impedance of the line that connects the inverter to the power supply point.

  • Page 83: Preliminary Operations For Connection Of The Pv Generator

    All ABB string inverters marketed in Europe are equipped with a device for protection against ground faults in accordance with the safety standard IEC 62109-2, sections 4.8.2 and 4.8.3 of the Standard (equivalent to Standard DIN V VDE V 0126-1:2006, section 4.7).
  • Page 84 For protection of the AC line, on the basis of the information above with regard to the differential protection integrated in ABB inverters, it is not necessary to install a type B differential switch.

  • Page 85: Configuration Of Independent Or Parallel Input Channels

    5 - Installation onfiguration of independent or parallel input channels All versions of the inverter are equipped with two input channels (therefore with double maximum power point tracker MPPT) independent of each other, which can however be connected in parallel using a single MPPT. Each channel must be connected with strings of PV modules having the same type and number of panels in series;...

  • Page 86: Channel Configuration Examples

    5 - Installation hannel configuration examples Characteristics of PV generator MPPT Notes The photovoltaic generator is made A NECESSARY condition for the two MPPT to up of strings with differing series MPPT be used independently is that the photovoltaic modules numbers. generator connected to each of the inputs has The photovoltaic generator is made has to be...

  • Page 87: Independent Channel Configuration (Default Configuration)

    5 - Installation ndependent channel configuration (default configuration) input channels (MPPT) independently. This means that the jumper (supplied) between the positive poles of the DC (IN1 and IN2) connectors must not be installed and that the mode which must be selected during the guided setup for commissioning the system is “INDEPENDENT”.

  • Page 88: Input Connection To Pv Generator (Dc Side)

    5 - Installation nput connection to PV generator (DC side) Once preliminary checks have been carried out and no problems found with (parallel or independent) you may connect the inputs to the inverter. Check for correct polarity in the input strings and absence of any leakage to ground in the PV generator.

  • Page 89: Installation Procedure For Quick-Fit Connectors

    - Amphenol H4. Please refer to the document “String inverters – Product manual ap- pendix” available at www.abb.com/solarinverters for information on the The model of connectors installed on your inverter must be matched by the same model of the respective corresponding parts to be used (che- cking the conforming corresponding part on the manufacturer's website or with ABB).
  • Page 90 5 - Installation Installation of Weidmüller WM4 connectors requires crimping to be carri- ed out with suitable equipment. - Strip the cable to which you want to apply the connector (after verifying that it complies with the connector limits). 4...6mm - Apply the terminal to the conductor using the designated pliers.
  • Page 91 5 - Installation Installation of Multicontact MC4 connectors requires crimping to be carri- ed out with suitable equipment. - Strip the cable to which you want to apply the connector (after verifying that it complies with the connector limits). 4...6mm - Apply the terminal to the conductor using the designated pliers.
  • Page 92 5 - Installation Installation of Amphenol H4 connectors requires crimping to be carried out with suitable equipment. - Strip the cable to which you want to apply the connector (after verifying that it complies with the connector limits). 4...6mm - Apply the terminal to the conductor using the designated pliers. 7.6...9.3mm Amphenol H4TC0002 - Insert the cable with the terminal into the interior of the connector, until...

  • Page 93: Communication And Control Signal Connections

    +T/R of the RS485 PC communication line (ABB service use only) (ABB service -T/R of the RS485 PC communication line (ABB service use only) use only) Reference (RTN) of the RS485 PC communication line (ABB service use only) 13, 14 +T/R of the RS485 LOGGER communication line RS485...

  • Page 94: External Backup Command Connection

    5 - Installation xternal backup command connection The REACT2 system is equipped with a BACKUP AC output that can be activated in two different ways (Auto or via external control) settable In case of external control (BKP terminals) selection, backup output is activated when terminal 1 is brought to the same potential as terminal 3 (i.e.

  • Page 95: Output Connection

    5 - Installation 5V output connection On the communication and control signal terminal block there is auxiliary voltage of +5V. The maximum absorption permitted from this auxiliary power supply voltage is 100 mA. onnection of RS485 LOGGER serial communication line The RS485 LOGGER serial communication line on the communication and control signal terminal block is reserved for the connection of...
  • Page 96 5 - Installation When connecting a single inverter to the monitoring system, activate the communication line termination resistance by setting the RS485-LOGGER line termination switch (to the ON position). Set a different RS485 address on each inverter of the chain. An address can be chosen freely from out of 1 to 63.

  • Page 97: Ethernet Connection

    5 - Installation thernet connection The ethernet connection allows a direct data transfer to the ABB server for monitoring purpose. When the inverter will be powered on, network parameters are automatically set and the inverter starts transmissing telemetry data to ®...
  • Page 98 For further information on the Ethernet connection refer to the Local Area Network standard IEEE802.3 Please refer to Aurora Vision documents available on ABB website for further information how to get an Aurora Vision account for remotely monitoring and managing the installed solar assets.

  • Page 99: Configurable Relay Connection (Output 1 And Output 2)

    5 - Installation onfigurable Relay connection (OUTPUT 1 and OUTPUT 2) activation. It can be connected with normally open contact (being connected between the NO terminal and the common contact C) and with normally closed contact (being connected between the NC terminal and the common contact C).

  • Page 100: Nstruments

    We, therefore, advise that you carefully read this manual. If you are not sure about any information in this manual, please ask ABB Service for more detailed information. Do not use the equipment if: - you are unable to understand how it works;...

  • Page 101: User Interface

    6 - Instruments ser interface escription of the synoptic The synoptic functions on the inverter are described below. Synoptic Description icon Indicates the status of the inverter’s grid connection Indicates the status of the WI-FI or ETHERNET communication lines. Communication status with external meter Communication status with batteries Indicates that the inverter has detected an anomaly.

  • Page 102: Abb Ability™ Energy Viewer For Solar Plants

    6 - Instruments BB Ability™ Energy Viewer for solar plants Energy Viewer is a powerful and easy-to-use mobile app enabling their own solar plants, with and without an energy storage installed, from remote. Energy Viewer enables users to visualize in graphs and charts all The main features of Energy Viewer are: and without storage system installer - Tracking of systems parameters by graphs and charts...

  • Page 103: Peration

    Operation eneral conditions Before checking the operation of the equipment, it is necessary to have a thorough knowledge of the Instruments chapter 6 and the functions that have been enabled in the installation process. The equipment operates automatically without the aid of an operator; the operating state should be controlled through the equipment’s instrumentation.

  • Page 104: Commissioning

    7 - Operation ommissioning Do not touch the heat sink while the inverter is operating! Some parts may be very hot and cause burns. Before proceeding with commissioning, make sure you have carried out all the following checks: - Check the correct connection and polarity of the DC inputs, and the correct connection of the AC output and ground cables.
  • Page 105 7 - Operation Pre-commissionig phase 2 - Internal web UI access - DEVICE USED TABLET/SMARTPHONE. SCAN this QR code (it is also reported in the “Inverter Pre-Commis- page showing the step by step procedure will be open. The information contained in this QR code is the IP address of the web user interface of the inverter: http://192.168.117.1 Recommended browsers: Chrome from v.55, Firefox from v.50, Safari from V.10.2.1 - DEVICE USED LAPTOP.
  • Page 106 7 - Operation STEP 2 (Optional) - Residential wireless network connection. The parameters relating to the home wireless network (set on the router) that must be known and set during this step are: IP Settings: DHCP or Static. If you select the DHCP function (default setup) the rou- ter will automatically assign a dynamic IP address to the inverter whenever it tries to connect to the user network.
  • Page 107 7 - Operation The IP address assigned may vary for reasons connected to the wireless home router setup usually possible to obtain the client list (and the corresponding IP addresses) from the wireless router administration panel. If the inverter loses the connection with the home wire- less network, it is available accessing the Wi-Fi network MAC Address.
  • Page 108 - REACT-MTR-1PH (single-phase) - ABB 3PH (three-phase) - ABB 1PH (single-phase) If a 3PH energy meter (ABB B23, B24) is used in the system as single-phase inverter, it will be ne- cessary to select ABB 3PH and the phase to which the inverter is connected.
  • Page 109 7 - Operation Battery - Battery Type. Select REACT2-BATT. - Number. Set the number of REACT2-BATT (battery unit) installed. Energy Policy - Energy Policy: set the way to manage the energy produ- ced by the PV plant, choosing from the following: Management Description mode...
  • Page 110 The To address any problems that may occur during the initial stages of operation of the system updates in the download area of the website www.abb.com/solarinverters or at https://regi- stration.abbsolarinverters.com (instructions for registering on the website and updating the...

  • Page 111: Free@Home Protocol Activation

    Point” then click “Save” button. If encounter in connection problem with ABB-free@home System Access Point check if: - Both systems (REACT2 and System Access Point) has been located in the same wireless - 111 -...

  • Page 112: Synoptic Icons Behaviour

    7 - Operation ynoptic icons behaviour The icons of the synoptic on the front panel can behave in different ways depending on the inverter's operating state. In correspondence to each state of the inverter indicated by the constant or the presence of an error/warning via web server user interface. In the event of malfunctioning, it is extremely dangerous to try to eliminate the fault personally.

  • Page 113: Red Gfi Led

    7 - Operation Icons status Operating state Blackstart operating mode Indicates an anomaly in the operation of the internal ventilation system that could limit output power at high ambient temperatures. The inverter is performing an Autotest Indicates that a leakage to ground from the PV generator has been detected, causing the inverter to disconnect from the grid.

  • Page 114: Description Of The Web User Interface

    (and the corresponding IP addresses) from the wire- less router administration panel. If the “Host Name” was lost, it could be obtained writing this url: http://ABB-XX-XX-XX-XX-XX-XX.local replacing the “X commissioning phase to the plant documentation).
  • Page 115 Note that it’s required to digit also the dash “-” characters of the In case of need, product key can be recovered by Aurora Vision Cloud of by calling ABB tech- nical support.
  • Page 116 7 - Operation Login page After you have connected the device to the inverter and you access to the login page, login with the username and password created during the commissioning phase. phase to the plant documentation). right status bar: - 116 -...

  • Page 117: Web User Interface Menu Structure

    7 - Operation eb User Interface menu structure The following screenshots are related from a laptop visualization, may differ from smartphone or tablet visualization. The Web User Interface is divided in six main sections, available on the left sidebar: MAIN: Main section of Web User Interface dedicated to viewing the sum- mary informations related the status and the production informations of the inverter and photovoltaic plant.

  • Page 118: Main Section

    7 - Operation AIN section In the MAIN section it’s possible to access the following sub-menus: Dashboard In the Dashboard sub-menu you can view the main informations re- lated the status and the production informations of the inverter and photovoltaic plant and alarm/warning active events. Status Summary In the Status Summary sub-menu you can view the detailed informa- tions related the status and the production informations of the system.

  • Page 119: Setting Section

    7 - Operation ETTING section In the SETTING section it’s possible to access the following sub-menus: Meter, Battery, Energy In the Meter, Battery, Energy sub-menu you can view the detailed informations related to the input mode, meter model, battery type and energy policy of the system.
  • Page 120 Change the activation voltage only if really necessary and to set it to the correct value: the photovoltaic generator sizing tool available on the ABB website will indicate whether Vstart needs to be changed and what value have to be set.
  • Page 121 7 - Operation Frequency Control: P(f) (Only with Admin Plus privileges) In the Frequency Control: P(f) lated to the active power derating as function of grid frequency. Do not change these parameters if not requested by the grid operator. Ramp Control (Only visible with Admin Plus privileges) In the Ramp Control the active power ramp up at the start-up and after a grid fault event.
  • Page 122 7 - Operation The operating modes are following described: INVERTER RUN - PRODUCTION - N.C. Relay State: Switched N.O. The relay is activated (status: switched) whenever the inverter connects to the grid; as soon as the inverter is disconnected from the grid (for GRID DISCONNECTION - NO PRODUCTION - whatever reason that caused disconnection), the relay is in its resting...
  • Page 123 7 - Operation The relay is activated (status: switched) whenever an error (code Exxx) or a warning (code Wxxx) is present from those selected from the list in the dedicated submenu Output Activation Filter of the inverter display. INVERTER RUN The contact returns to its resting position when the alarm signal ends, i.e.
  • Page 124 7 - Operation INVERTER RUN The relay is activated (status: switched) whenever an error (code Exxx) N.C. or a warning (code Wxxx) is present. When the inverter returns to the Relay State: Idle N.O. normal operating state and reconnects with the grid, the contact returns to its position of rest.

  • Page 125: Inverter Log

    7 - Operation nverter Log In the Inverter Log Section it’s possible to view the Alarm and Warning ing word. Clicking on any event to view his details. - 125 -...

  • Page 126: User Section

    7 - Operation SER section In the USER section it’s possible to logout from Web User Interface and return to the login page, or to access the following sub-menus: Edit Email and Password In the Edit Email and Password sub-menu you can change the e-mail and password related to the user which is used to login to the Web User Interface: Admin Plus By accessing to the Admin Plus sub-menu you can obtain the “Admin...

  • Page 127: Connectivity

    RS485 line. - “Modbus ABB Server”: General purpose communication protocol to be selected to enable monitoring and control using ABB map. - “Modbus Sunspec Server”: General purpose communication protocol to be selected to enable monitoring and control using Sunspec standard.
  • Page 128 - change the STATE / SLAVE ID / NAME / IP ADDRESS / PORT / DEVICE settings and save them. only (Communication protocol server) Debug Settings In the Debug Settings sub-menu it’s possible to enable or disable the Debugging access for ABB Service purposes. - 128 -...

  • Page 129: Service Tools

    7 - Operation ervice TOOLS In the Service TOOLS section it’s possible to access the following sub- menus: (Only visible with Admin Plus privileges) Connectivity Check In the Connectivity Check sub-menu it’s possible to carry out con- nectivity tests of the wireless network connection, ethernet connection, At the end of the test it will be reported the detail of the results.
  • Page 130 An interruption of updating process could damage the inverter! - Click on “UPDATE” button to start with the updating process. aded from local folder of the used devices to access to the web server. website www.abb.com/solarinverters or from https://registration.abbso- larinverters.com. downloaded.
  • Page 131 7 - Operation Date and Time In the Date and Time sub-menu it’s possible to sets the date, time and time zone. able). When it’s not possible for the inverter to detect the time protocol, these Reset Manufacturing (Only visible with Admin Plus privileges) In the Reset Manufacturing sub-menu it’s possible to reset country standard, restore default and the connectivity reboot - 131 -...

  • Page 132: Information

    7 - Operation nformation In the INFORMATION Section it’s possible to view the general inform- ations about the embedded Web User Interface. it’s possible to access the following sub-menus: - 132 -...

  • Page 133: Inverter Switch-Off

    7 - Operation nverter switch-off Some parts may be very hot and could cause burns. Before performing any work on the inverter, follow the procedure for turning off the inverter. perator and maintenance personnel skills/prerequisites Personnel in charge of using and maintaining the equipment must be skilled for the described tasks and must reliably demonstrate their capacity to correctly interpret what is described in the manual.

  • Page 134: Switch-Off Procedure

    7 - Operation witch-off procedure 1. Preliminary checks - PPE Check: Verify the integrity of the PPE that is going to be used to perform the operations. - Equipment check: Check the voltage tester is working correctly. 2. Wear the appropriate PPE for carrying out the operations (overall resistant to electric arc, dielectric helmet with visor, insulating gloves).
  • Page 135 7 - Operation 10. Check the absence of voltage on the DC terminal block using the VAT - Check the absence of voltage on the DC terminal block measuring between “Positive-ground”. - Check the absence of voltage on the DC terminal block measuring between “Negative-ground”.

  • Page 136: Maintenance

    Maintenance eneral conditions Routine and periodic maintenance operations must only be carried out by specialized staff with knowledge of how to perform these tasks. (power switch open) and the photovoltaic panels obscured or isolated, unless otherwise indicated. corrode the equipment or generate electrostatic charges. Avoid temporary repairs.

  • Page 137: Routine Maintenance

    8 - Maintenance outine maintenance Routine maintenance operations should not be considered obligatory, system. ABB personnel (under a servicing contract). The maintenance schedule may vary depending on the environmental conditions of the installation premises. Type/schedule Description of the check/operation Annual visual checks those on installation.

  • Page 138: Alarm Messages

    8 - Maintenance larm Messages The equipment can notify errors/warnings and can be checked via web server user interface. The following table gives the complete list of errors/warnings relating to string inverters. Some error/warning codes may not be used depending on the inverter model installed. - Error code - Error message Name of Alarm and Cause...
  • Page 139 8 - Maintenance - Error code - Error message Name of Alarm and Cause Solution - Warning Grid over-frequency: - W006 This error signal occurs when during the inverter's - Grid OF - If the voltage and the grid frequency come back within the normal operation the grid frequency exceeds the (On) limits (also when the inverter is connected to the grid), contact...
  • Page 140 8 - Maintenance - Error code - Error message Name of Alarm and Cause Solution - Warning the inverter unit and the battery unit. Particularly check the - W031 Battery unit communication problem: connectors have been installed correctly and that there are no - BMS fault Error detected on the internal communication line breaks in the cables connecting the two units.
  • Page 141 8 - Maintenance - Error code - Error message Name of Alarm and Cause Solution - Warning Battery unit blocked through low state of health - W054 (SOH): - SOH Low ( Fault ) Indicates that the SOH level of the battery unit (during be replaced.
  • Page 142 8 - Maintenance - Error code - Error message Name of Alarm and Cause Solution - Warning The alarm may be triggered by causes external to the inverter: - An excessive input voltage can be recorded as a condition for bulk over voltage. In this case it is advisable to check the inverter's input voltage and should this value be close “Bulk”...
  • Page 143 8 - Maintenance - Error code - Error message Name of Alarm and Cause Solution - Warning Long wait for “Inverter” regime to start up: - If the error signal occurs sporadically, it may be due to Error internal to inverter relating to start-up time for the causes external to the inverter (limited irradiation and so DC-AC circuit regime (Inverter) limited power availability from the PV generator).
  • Page 144 8 - Maintenance - Error code - Error message Name of Alarm and Cause Solution - Warning Low value of insulation resistance: Before connecting to the grid the inverter measures the insulation resistance of the PV generator compared to ground. Should the measurement of the insulation insulation resistance using a megohmmeter resistance be below 1Mohm, the inverter does not connect to the grid and shows the “Riso Low”...
  • Page 145 8 - Maintenance - Error code - Error message Name of Alarm and Cause Solution - Warning E068 Overcurrent of "battery charger" ("Charger" - Charger - OC circuit): externally. (On) Error inside the charger (battery unit). - If the problem persists, contact customer assistance. E069 Error internal to battery unit charger circuit - Charger-SlowRamp...

  • Page 146: Power Limitation Messages

    8 - Maintenance ower limitation messages The equipment can signal possible output power limitations which may occur on the basis of: - settings made by the user - settings required by the grid standard of the country of installation - protective devices inside the inverter user interface.
  • Page 147 8 - Maintenance - Web server message Name of Derating and Cause Solution - Warning Power limitation due to excess temperature: The message indicates that a power limitation is active since an excess temperature condition has been recorded inside the sunlight.

  • Page 148: Procedure For Dismantling Of The React2 System

    8 - Maintenance rocedure for dismantling of the REACT2 system The REACT2 system consists of an inverter unit (REACT2-UNO) and of a battery unit (REACT2-BATT) which may be dismantled separately. Perform the steps for “REACT2 system switch-off”, before removing one of the parts making up the system.

  • Page 149: Registration On Website And Calculation Of Admin Plus Password

    8 - Maintenance egistration on website and calculation of Admin Plus password In order to obtain the password needed to access the web server user interface with Admin Plus privileges, it is necessary to go through the following stages: Stage 1 - Collection of information relating to the inverter. Collect the following information relating to each inverter for which you wish to have a password: - S/N - Serial number of the inverter.
  • Page 150 8 - Maintenance Stage 3 - Request for second level password - Go online and access https://registration.abbsolarinverters.com - Insert the Username (corresponding to the email used during registra- tion) and the Password obtained at the end of Stage 2 - Access the section dedicated to requesting the password - Choose the inverter model from the drop-down list and insert Serial Number and Week of Production of the inverter which were obtained previously (Stage 1)
  • Page 151 8 - Maintenance - Click on icon to request password. will be highlighted in red. If, on the other hand, the data are correct, the passwords will be shown in a new window and at the same time sent to the email address used for registration.

  • Page 152: Verification Of Ground Leakage

    8 - Maintenance erification of ground leakage In the presence of anomalies or report of ground fault (where provided), there may be a ground leakage from the PV generator (DC side). To check this, measure the voltage between the positive pole and ground and between the negative pole (of the PV generator) and ground using a the photovoltaic generator.

  • Page 153: Behaviour Of A System With Leakage

    8 - Maintenance ehaviour of a system with leakage If the voltage measured between one of the two poles and ground does not tend to 0V and stabilizes on a value, there is a ground leakage from the PV generator. Example: When the measurement is made between positive pole and ground, a voltage of 200V is measured.

  • Page 154: Measuring The Insulation Resistance Of Photovoltaic Generator

    8 - Maintenance easuring the insulation resistance of photovoltaic generator To measure the insulation resistance of the PV generator compared to ground , the two poles of the PV generator must be short-circuited (using a suitably sized switch). Once the short-circuit has been made, measure the insulation resistance (Riso) using a megohmmeter positioned between the two shorted poles and ground (of the inverter).

  • Page 155: Storage And Dismantling

    ABB is not responsible for any loss of the equipment, or part of it, which does not take place on the basis of the regulations and laws in force in the country of installation.

  • Page 156: Ttachments

    TCP connections. Direction Service/Port Protocol Description For local debugging by ABB service personnel, the inverter ssh/22 utilizes encrypted SSH. To allow service personnel local ac- cess to the inverter. The inverter must be able to resolve domain names, to en-...

  • Page 157: Network Hosts

    9 - Attachments etwork Hosts The inverter will connect to the following hosts. Some servers owned by ABB, and others are customer or ISP servers. Servers listed as ow- DHCP or as static network information. Host Purpose Port Owner/Manager platform.auroravision.net TCP:443 gw1.auroravision.net and/or...

  • Page 158: Further Information

    For more information on ABB solar products and services, visit www.abb.com/solarinverters - 158 -...

  • Page 159: Contact Us

    www.abb.com/solarinverters...

This manual is also suitable for:

React2-uno-3.6-tlReact2-uno-5.0-tl

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