Huawei PDU8000 User Manual
Huawei PDU8000 User Manual

Huawei PDU8000 User Manual

Modular integrated pdc v1.0
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PDU8000 Modular Integrated PDC V1.0
User Manual
Issue
07
Date
2019-04-15
HUAWEI TECHNOLOGIES CO., LTD.

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Summary of Contents for Huawei PDU8000

  • Page 1 PDU8000 Modular Integrated PDC V1.0 User Manual Issue Date 2019-04-15 HUAWEI TECHNOLOGIES CO., LTD.
  • Page 2 Notice The purchased products, services and features are stipulated by the contract made between Huawei 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: About This Document

    PDU8000 Modular Integrated PDC V1.0 User Manual About This Document About This Document Overview This document describes the precautions and methods for installing, configuring, commissioning, and maintaining the integrated power distribution cabinet (PDC), providing guidelines for the integrated PDC operation and maintenance (O&M).
  • Page 4 PDU8000 Modular Integrated PDC V1.0 User Manual About This Document Symbol Description 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.
  • Page 5 PDU8000 Modular Integrated PDC V1.0 User Manual About This Document Issue 01 (2016-04-20) This is the first release. Issue 07 (2019-04-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 6: Table Of Contents

    PDU8000 Modular Integrated PDC V1.0 User Manual Contents Contents About This Document ........................ii 1 User Manual Usage ........................1 2 Safety Precautions ......................... 2 2.1 General Safety Precautions ............................2 2.2 Electrical Safety ................................3 2.3 Environmental Safety ..............................4 2.4 Mechanical Safety ................................
  • Page 7 PDU8000 Modular Integrated PDC V1.0 User Manual Contents 5.4.5 Combining Cabinets ..............................35 5.4.6 Verifying the Installation............................37 5.5 Connecting Cables ..............................38 5.5.1 Cable Connection Precautions ..........................38 5.5.2 Connecting the Ground Cable for the PDC ......................41 5.5.3 Connecting Input Power Cables for the PDC ......................42 5.5.4 Connecting Output Power Cables for the PDC ......................
  • Page 8: User Manual Usage

    You are not allowed to modify configuration parameters without permission when using the integrated PDC. If a modification is necessary, contact Huawei technical support. Huawei shall not be responsible for any loss caused by unauthorized configuration modification.
  • Page 9: Safety Precautions

    Only qualified professionals are allowed to remove safety facilities and check the equipment.  Only personnel certified or authorized by Huawei are allowed to replace or change the equipment or components (including software).  Any fault or error that might cause safety problems must be reported immediately to a supervisor.
  • Page 10: Electrical Safety

    PDU8000 Modular Integrated PDC V1.0 User Manual 2 Safety Precautions  The device (or system) must be connected permanently to the protection ground before operation. Before operating the device, check its electrical connection to ensure that it is securely grounded.
  • Page 11: Environmental Safety

    PDU8000 Modular Integrated PDC V1.0 User Manual 2 Safety Precautions Power Cable Do not install or remove power cables when the device is on. Transient contact between the core of the power cable and the conductor may generate electric arcs or sparks, which may cause fire or injury to human eyes.
  • Page 12: Laying Out Cables

    PDU8000 Modular Integrated PDC V1.0 User Manual 2 Safety Precautions  Be careful to prevent injury when moving heavy objects.  A power distribution cabinet is heavy. It is recommended that you move it with the help of a tool such as the pallet truck.
  • Page 13: Overview

    PDU8000 Modular Integrated PDC V1.0 User Manual 3 Overview Overview 3.1 Product Model Figure 3-1 Product Model 3.2 Introduction The integrated PDC is an intelligent AC PDC especially designed for small- and medium-sized modular data centers. It combines air conditioner PDC, and IT PDC, features space saving, cost saving, and high integration, and applies to the power supply and distribution system of small- and medium-sized modular data centers.
  • Page 14 PDU8000 Modular Integrated PDC V1.0 User Manual 3 Overview Figure 3-2 Position of the PDC in the power supply and distribution network a modular data center Figure 3-3 Position of the PDC in the power supply and distribution network Both IT power distribution input of the integrated PDC and power distribution input of the air conditioner have single-input and dual-input scenarios.
  • Page 15 PDU8000 Modular Integrated PDC V1.0 User Manual 3 Overview Figure 3-4 Integrated PDC Issue 07 (2019-04-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 16: Features

    PDU8000 Modular Integrated PDC V1.0 User Manual 3 Overview Figure 3-5 Integrated PDC front panel (1) IT power distribution (2) IT power distribution (3) IT power distribution input indicator input circuit breaker SPD and SPD circuit breaker (4) IT power distribution...
  • Page 17: Technical Specifications

    PDU8000 Modular Integrated PDC V1.0 User Manual 3 Overview  High operation reliability and continuity  Compact and space-saving design  Reasonable and practical integration of functional units  Comprehensive and intelligent power management  Uniform and elegant appearance 3.4 Technical Specifications...
  • Page 18 PDU8000 Modular Integrated PDC V1.0 User Manual 3 Overview Item Specifications 160/250 IT power distribution  One 3-pole 160 A MCCB input input mode  One 3-pole 250 A MCCB input  Two 3-pole 160 A MCCB inputs  Two 3-pole 250 A MCCB inputs Air conditioner power ...
  • Page 19 PDU8000 Modular Integrated PDC V1.0 User Manual 3 Overview Type Circuit Breaker Capacity Derating Coefficient 160 A Table 3-3 Output circuit breaker derating Type Circuit Breaker Capacity Derating Coefficient Fixed circuit breaker 63 A 0.75 40 A Hot-swappable circuit 63 A 0.65...
  • Page 20: Components

    PDU8000 Modular Integrated PDC V1.0 User Manual 4 Components Components 4.1 MDU The monitor display unit (MDU) allows you to set power distribution cabinet (PDC) parameters, view the running status and alarms, and upgrade software. The MDU does not support web pages.
  • Page 21 PDU8000 Modular Integrated PDC V1.0 User Manual 4 Components State Color Meaning Green A warning has been generated, or the PDC is running properly. The MDU is powered off. Figure 4-2 Rear view of an MDU (1) MUS05A (2) FE...
  • Page 22: Power Distribution Monitoring Board

    PDU8000 Modular Integrated PDC V1.0 User Manual 4 Components Port Function Remarks  PIN 4: Connects to the positive terminal of the receive end on the MDU  PIN 5: Connects to the negative terminal of the receive end on the MDU...
  • Page 23 PDU8000 Modular Integrated PDC V1.0 User Manual 4 Components Table 4-3 Indicator description Indicator Status Description Blinking at long Green indicator Normal intervals Blinking at short Communication failure intervals Abnormal power supply Red indicator Steady on The PDC generates alarms, such as...
  • Page 24: Installation Guide

    PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Installation Guide 5.1 Site Requirements The PDC site requirements are as follows:  Far away from dust, smoke, harmful gas, and corrosive, flammable, or explosive objects.  Free of interference from strong electromagnetic fields.
  • Page 25 PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Category Tools and Materials Torque wrench Socket wrench set Pliers Needle-nose pliers Diagonal pliers RJ45 crimping tool Crimping tool Wire stripper Hydraulic pliers Cable cutter Power tools Hammer drill Heat gun...
  • Page 26 PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Category Tools and Materials Network cable Instruments Multimeter Electroprobe tester Phase sequence table Auxiliary Right angle Measuring tape (5 m) Level tools Rubber mallet Step ladder (2 m) Box cutter...
  • Page 27: Checking Personnel Requirements

    When the customer organizes construction personnel, ensure that:  Construction personnel have been trained and qualified by Huawei to master methods for system installation and commissioning, and have obtained work permits before they begin to install and commission equipment.
  • Page 28: Checking The Installation Environment

    Check that the installation environment meets the requirements before installation. For details about the check items, see the site requirements. Huawei will not be liable for any consequences caused if the installation environment does not meet the requirements. 5.3 Unpacking and Checking Context ...
  • Page 29 PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-1 Removing the L-shaped bracket Ensure that the sliding plates are properly installed. Otherwise, the sliding plates may shift when the PDC is unloaded. Step 7 Raise the four leveling feet using an adjustable wrench.
  • Page 30: Installing The Pdc

    PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide 5.4 Installing the PDC Prerequisites  The installation environment has been checked with expected results.  The site has been closed off, and notices have been posted.  The PDC has been unpacked and inspected, and no problems were found.
  • Page 31: Secured Installing The Pdc On A Concrete Floor

    PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-3 Adjusting the leveling feet ----End 5.4.2 Secured Installing the PDC on a Concrete Floor 5.4.2.1 Marking Mounting Holes Step 1 Mark installation positions of the bolts for securing the PDC using a marker based on the mounting hole positions at the cabinet bottom.
  • Page 32: Installing Expansion Sleeves

    PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-5 Mounting hole positions at the 1200 mm deep cabinet bottom ----End 5.4.2.2 Installing Expansion Sleeves Procedure Step 1 Drill a hole at the position for installing the expansion bolt using a hammer drill with the hole depth of 52 mm to 60 mm.
  • Page 33: Securing The Pdc

    PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-6 Expansion bolt (1) M12 bolt (2) Spring washer (3) Flat washer (4) Expansion sleeve Figure 5-7 Drilling a hole and installing an expansion sleeve (unit: mm) ----End 5.4.2.3 Securing the PDC...
  • Page 34 PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-8 Leveling the feet  Wrench an anchor bolt clockwise to elevate a cabinet leg, or wrench an anchor bolt anticlockwise to lower it. The cabinet feet can be adjusted within a range of 0–8 mm.
  • Page 35 PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-9 Leveling the PDC (1) Level Step 3 Align the PDC mounting holes with the expansion bolt holes. Step 4 Insert four M12 expansion bolts into the expansion sleeve and use a torque wrench to tighten the bolts to a torque of 45 N m in diagonal order.
  • Page 36: Installing The Pdc On An Esd Floor

    PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-10 Securing the PDC ----End 5.4.3 Installing the PDC on an ESD Floor A support is required when the PDC is installed on an ESD floor. The support height depends on the height between the ground and the ESD floor.
  • Page 37: Installing A Tail Frame

    PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-11 Leveling and fixing bolts (1) Anchor bolt (2) Fixing bolt (3) Level ----End 5.4.4 Installing a Tail Frame Context The tail frame can extend the depth of the 1100 mm deep cabinet to 1200 mm. Its bill of materials (BOM) number is 21242025.
  • Page 38 PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-12 Installed tail frame (1) Tail frame Procedure Step 1 Use eight M5 tapping screws to secure the tail frame accessories to the tail frame. Issue 07 (2019-04-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 39 PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-13 Securing the tail frame accessories Step 2 Use four M5 tapping screws to secure one upper sealing plate to the tail frame. There are two upper sealing plates, and the one used in this step has a gap.
  • Page 40 PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-15 Installing the upper sealing plates of a tail frame Step 3 Open the PDC rear door, and remove it. When removing the cabinet rear door, remove the ground cable between the cabinet and the rear door from the cabinet.
  • Page 41 PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Put aside the hinges and connecting plates as they are needed in follow-up installation processes. Figure 5-17 Removing the PDC rear door mounting kit Step 5 Move the tail frame installed with accessories and upper sealing plates to the cabinet rear door, and adjust the anchor bolts of the tail frame so that the fail frame top is flush with the cabinet top.
  • Page 42: Combining Cabinets

    PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide  Align the upper and lower holes before tightening screws.  The tail frame side with anchor bolts should face the cabinet bottom. Figure 5-18 Securing the tail frame Step 7 Install the hinges and connecting plates removed in...
  • Page 43 PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-19 Leveling the feet Step 2 Remove the cabinet connecting kits from the rack. Step 3 Secure the connecting kits in the connection positions on the front door using screws.
  • Page 44: Verifying The Installation

    PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-20 Combining PDCs The figure is for reference only. The actual product appearance prevails. Step 6 Use a socket wrench to secure the PDC. ----End 5.4.6 Verifying the Installation...
  • Page 45: Connecting Cables

    PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide 5.5 Connecting Cables 5.5.1 Cable Connection Precautions Cable Routing Standards Table 5-3 Cable routing standards Routing Rule The armoring layers of armored cables should be grounded. The PDC ground cable should be secured to the equipment room ground bar.
  • Page 46 PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide  If the wire bushings cannot be used or are missing, seal the cable inlet and outlet holes with firestop putty.  Table 5-4 lists the terminal specifications for cables in the PDC. Connect cables to the corresponding terminals on the rack power distribution unit.
  • Page 47 PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-22 Cable holes on the bottom of the PDC (1) Input power cable hole  Cable inlet and outlet holes of the integrated PDC are installed with rodent-proof meshes.
  • Page 48: Connecting The Ground Cable For The Pdc

    PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-23 Positions for binding cables inside the PDC (1) Position for binding cables 5.5.2 Connecting the Ground Cable for the PDC Procedure Step 1 Lay out the ground cable based on the position of the ground grid or busbar and the onsite cabling mode.
  • Page 49: Connecting Input Power Cables For The Pdc

    PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-24 Connecting the ground cable for the PDC ----End 5.5.3 Connecting Input Power Cables for the PDC Single and dual inputs are supported for IT and air conditioner power distribution. This document describes how to connect the cable for dual inputs as an example.
  • Page 50 PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide  When cables are routed in from the top, first connect the IT power distribution input cable and the power distribution input cable of the air conditioner.  When cables are routed in from the bottom, first connect the power distribution input cable of the air conditioner and the IT power distribution input cable.
  • Page 51 PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-26 Cables routed in from the bottom ----End Follow-up Procedure After connecting cables, use diagonal pliers to cut cable inlet and outlet holes on rodent-proof meshes based on the number and specifications of cables, install the rodent-proof meshes on the top of the PDC, and seal the cable inlet and outlet holes with firestop putty.
  • Page 52: Connecting Output Power Cables For The Pdc

    PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide 5.5.4 Connecting Output Power Cables for the PDC Procedure Step 1 Connect the IT equipment power cables to the terminals of IT output circuit breakers in the PDC. The PDC supports a maximum of 48 groups of single-phase IT outputs.
  • Page 53 PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-28 Connecting air conditioner output power cables for the PDC Step 3 Connect the light power cables to the terminals of light output circuit breakers in the PDC. Issue 07 (2019-04-15)
  • Page 54: Connecting Signal Cables For The Pdc

    PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide  Connect the light power cables to XT2-1–XT2-6.  When the air conditioner adopts two MCCB inputs, the L wires of the light power cable should be routed from the right side of the cabinet rear door, while the N/PE wires of XT2-4–XT2-6 should be connected to the left N/PE bars through the cable beam in the...
  • Page 55 PDU8000 Modular Integrated PDC V1.0 User Manual 5 Installation Guide Figure 5-30 Connecting the PDC monitoring cable ----End Issue 07 (2019-04-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 56: Power-On Commissioning

    PDU8000 Modular Integrated PDC V1.0 User Manual 6 Power-On Commissioning Power-On Commissioning 6.1 Check Before Power-On Commissioning Table 6-1 Hardware installation checklist Check Item Result □Yes □No The cabinet is clean, without dust or sundries. □Yes □No The paint on the cabinet exterior is intact.
  • Page 57 PDU8000 Modular Integrated PDC V1.0 User Manual 6 Power-On Commissioning Table 6-3 Cable installation checklist Check Item Result □Yes □No All bolts are tightened, especially the bolts used for electrical connection. Flat washers and spring washers are installed properly. □Yes □No Cables are bundled neatly, and cable ties are secured evenly and properly.
  • Page 58: Pdc Power-On Commissioning

    PDU8000 Modular Integrated PDC V1.0 User Manual 6 Power-On Commissioning 6.2 PDC Power-On Commissioning Context Figure 6-1 Circuit breaker positions on the front panel of the PDC (1) IT power distribution (2) IT power distribution (3) IT power distribution input indicator...
  • Page 59 PDU8000 Modular Integrated PDC V1.0 User Manual 6 Power-On Commissioning Procedure Step 1 Switch on all SPD circuit breakers. If the surge protection module indicator is green, the SPD is running properly. If the surge protection module indicator is red, the surge protection module is faulty and must be replaced immediately.
  • Page 60: Mdu Commissioning Guide

    PDU8000 Modular Integrated PDC V1.0 User Manual 7 MDU Commissioning Guide MDU Commissioning Guide 7.1 Interface Description After the MDU is powered on, the main screen is displayed. The main screen consists of a status bar, an alarm bar, a menu bar, and an information area.
  • Page 61 PDU8000 Modular Integrated PDC V1.0 User Manual 7 MDU Commissioning Guide Alarm Bar Displays active alarms in a scrolling list and the number of active alarms based on severity. Tap the alarm icon area to open the active alarm page.
  • Page 62 PDU8000 Modular Integrated PDC V1.0 User Manual 7 MDU Commissioning Guide Figure 7-3 System information Figure 7-4 Operating status Issue 07 (2019-04-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 63 PDU8000 Modular Integrated PDC V1.0 User Manual 7 MDU Commissioning Guide Figure 7-5 Hierarchy of the main menu The hierarchy of the menu for IT power distribution input and air conditioner power distribution input mode is used as an example.
  • Page 64 PDU8000 Modular Integrated PDC V1.0 User Manual 7 MDU Commissioning Guide Main Second-Level Third/Fourth-Level Function Preset Menu Menu Menu Value each branch. Route 2 RT Curve Route 3 RT Curve Route 4 RT Curve Main energy Inq. Queries the energy yield of each main circuit and branch circuit.
  • Page 65 PDU8000 Modular Integrated PDC V1.0 User Manual 7 MDU Commissioning Guide Main Second-Level Third/Fourth-Level Function Preset Menu Menu Menu Value System Rated Specifies the rated frequency of Param. frequency (Hz) the PDU8000. The value ranges from 45 to 65. Rated line...
  • Page 66 PDU8000 Modular Integrated PDC V1.0 User Manual 7 MDU Commissioning Guide Main Second-Level Third/Fourth-Level Function Preset Menu Menu Menu Value abnormal Main input Enable breaker tripping Mains no Enable system output Main input Enable open phase Main input Enable overvoltage...
  • Page 67 PDU8000 Modular Integrated PDC V1.0 User Manual 7 MDU Commissioning Guide Main Second-Level Third/Fourth-Level Function Preset Menu Menu Menu Value Set Rated Specifies the rated voltage of Current (A) each branch. The value ranges from 0 to 100. Threshold Sys Defect The value ranges from 0 to 60.
  • Page 68 PDU8000 Modular Integrated PDC V1.0 User Manual 7 MDU Commissioning Guide Main Second-Level Third/Fourth-Level Function Preset Menu Menu Menu Value Upper load Specifies the upper alarm 80.0 cur. thres. (%) threshold relative to the rated current. The value ranges from 80.0 to 100.0.
  • Page 69 Software V versions are displayed on the Version Details screen. To view software VBD versions, hardware versions, and compile time of the PDU8000, tap the blank area in the table. Tap the blank area again to return to the original screen.
  • Page 70: Common Operations

    PDU8000 Modular Integrated PDC V1.0 User Manual 7 MDU Commissioning Guide 7.2 Common Operations 7.2.1 Information Export Configurations, logs, alarm information, and electronic labels can be exported to a USB flash drive. The following describes how to export alarm information.
  • Page 71: Configuration Loading

    PDU8000 Modular Integrated PDC V1.0 User Manual 7 MDU Commissioning Guide Figure 7-8 Information export 3 ----End 7.2.2 Configuration Loading The configuration loading function enables you to set system parameters for a PDC. Context Note that the configuration loading function may change the original parameter values of a PDC.
  • Page 72 PDU8000 Modular Integrated PDC V1.0 User Manual 7 MDU Commissioning Guide Figure 7-9 Configuration loading 1 Step 2 Select the file to be loaded and tap Next. In the displayed dialog box, tap Ok. The progress bar for configuring parameters is displayed.
  • Page 73: Modbus Protocol Expansion

    The Modbus protocol is expanded to support configuration upload and download. Addresses 49000 to 49999 are the extended addresses. The addresses can be customized to match the readable addresses in the protocol. For details, see PDU8000 Modbus Protocol for External Systems. 7.2.3.1 Import MD Config Procedure Step 1 Insert the USB flash drive.
  • Page 74: Extend Md Config

    PDU8000 Modular Integrated PDC V1.0 User Manual 7 MDU Commissioning Guide Figure 7-12 Import MD Config ----End 7.2.3.2 Extend MD Config Procedure Step 1 Insert the USB flash drive. Step 2 On the Maint. screen, tap Extend MD Config to access the screen.
  • Page 75: Dip Switch

    PDU8000 Modular Integrated PDC V1.0 User Manual 7 MDU Commissioning Guide 7.3 DIP Switch A dual in-line package (DIP) switch is located at the rear of the MDU. Figure 7-14 DIP switch The following lists the functions of the DIP switch: ...
  • Page 76: Operation And Maintenance

    PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance Operation and Maintenance 8.1 Routine Maintenance Routine maintenance is performed on a regular basis when the equipment is running properly to find out and eliminate defects or potential risks in a timely manner.
  • Page 77: Quarterly Maintenance

    PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance 8.1.2 Quarterly Maintenance Table 8-2 Quarterly maintenance Maintenance Item Operation Guide Expected Result Exception Handling PDC component Visual observation PDC components are Take measures depending on the appearance intact, without noise severity.
  • Page 78 PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance Alarm Name Alarm Possible Cause Solutions Severity Failed to configure Critical The MDU version does not Use the latest upgrade package to board match the power distribution activate the board.
  • Page 79 PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance Alarm Name Alarm Possible Cause Solutions Severity Main input THD-i Warning The input power is abnormal. Check the input power. high Main input surge Major The input AC SPD is Replace the input AC SPD.
  • Page 80: Troubleshooting

    PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance Figure 8-1 Common polarity terminal and common terminal of the transformer (1) Common polarity terminal (2) Common terminal 8.3 Troubleshooting Symptom Possible Cause Solution 1. Replace the The LCD fails to ...
  • Page 81: Parts Replacement

    8.4 Parts Replacement This document describes only the replacement method for certain components. If a faulty component to be replaced is not covered in this document, contact Huawei technical support. 8.4.1 Replacing a Circuit Breaker Prerequisites Before replacement, ensure that the input and output circuit breakers are OFF, and that the upstream and downstream circuit breakers are also OFF.
  • Page 82 PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance Figure 8-2 Removing the panel Step 3 Remove cables connected to the left and right sides of the circuit breaker. When removing cables, label the cables with corresponding terminal ports for later connection.
  • Page 83 PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance Mark the circuit breakers removed to ensure correct reinstallation. Figure 8-4 Pushing the black clip Figure 8-5 Removing the circuit breaker Step 5 Install the new circuit breaker. Step 6 Connect cables.
  • Page 84: Replacing A Hot-Swap Circuit Breaker

    PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance Figure 8-6 Mounting holes (1) mounting holes Step 7 Reinstall the panel on the PDC. ----End 8.4.2 Replacing a Hot-Swap Circuit Breaker Prerequisites  Tools required: circuit breaker extracting kit, Phillips screwdriver, key to the PDC door.
  • Page 85 PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance Figure 8-7 Removing the front panel Step 3 Push open the handles on both sides of the circuit breaker. Figure 8-8 Pushing open the handles Step 4 Remove the circuit breaker using the circuit breaker extracting kit.
  • Page 86 PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance Figure 8-9 Removing the circuit breaker (1P) Figure 8-10 Removing the circuit breaker (3P) When using an circuit breaker extracting kit to install and remove the 3-pole circuit breaker, you need to perform operations on the circuit breaker in the middle.
  • Page 87: Replacing An Mdu

    PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance Verify that the new circuit breaker is switched to OFF before the installation. Figure 8-11 Removing copper bars Step 6 Install the new circuit breaker using the circuit breaker extracting kit, and close the handles on both sides of the hot-swap base.
  • Page 88: Replacing An Spd Module

    PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance  The MDU can be replaced online without disconnecting the power supply.  Back up parameters before the replacement, and set parameters after the replacement. Procedure Step 1 Disconnect the CAN, FE or DB26 communications cables from the MDU.
  • Page 89 PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance Do not replace a surge protection module during a thunderstorm.  Tools required: an electrical tester pen and the PDC door key.  Materials required: a spare surge protection module of the same model is available and functional.
  • Page 90: Replacing A Fuse

    PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance Figure 8-15 Detecting voltages Step 4 Use a flat-head screwdriver to lever the faulty SPD out. Step 5 Install a new SPD module. Figure 8-16 Replacing an SPD Module If there is a faulty surge protection module, it is recommended that all surge protection modules be replaced.
  • Page 91 PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance When replacing a fuse, you must wear insulation gloves, and must not touch the input copper bar.  Tools required: a pair of insulation gloves and the PDC door key.
  • Page 92: Replacing An Indicator

    PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance  When an electricity meter is configured Fuse Description FU1–FU3 Fuses of yellow, green, and red indicators respectively Power supply fuse of the electricity meter FU5–FU6 Fuses of the power board FU7–FU9...
  • Page 93 PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance Procedure Step 1 Open the PDC rear door, push out the fuse terminal block, and remove the fuse of the indicator to open the circuit. Step 2 Open the PDC front door, and open the indicator protection panel.
  • Page 94: Replacing A Power Distribution Monitoring Board

    PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance Step 6 Reinstall the fuse to reconnect the circuit. Step 7 Verify that the indicator lights up properly. Step 8 Reinstall the protection panel. ----End 8.4.7 Replacing a Power Distribution Monitoring Board Prerequisites ...
  • Page 95: Replacing An Electricity Meter

    PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance 8.4.8 Replacing an Electricity Meter Prerequisites  Tools required: an electrical tester pen, a pair of insulation gloves, a Phillips screwdriver, the PDC door key.  Materials required: A spare electricity meter of the same model is available and functional.
  • Page 96 PDU8000 Modular Integrated PDC V1.0 User Manual 8 Operation and Maintenance Step 8 Reinstall the electricity meter fuse FU4. ----End Issue 07 (2019-04-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 97: A Pdc Silk Screen Description

    PDU8000 Modular Integrated PDC V1.0 User Manual A PDC Silk Screen Description PDC Silk Screen Description The silk screen content is in the format of route number + symbol + switch sequence number. In the single-input scenario, the route number is omitted by default. For example, 1QF1 indicates the first switch of route I, 2QF1 indicates the first switch of route II, and QF1 indicates the first switch in the single-input scenario.
  • Page 98: B Common Cable Preparation Methods

    PDU8000 Modular Integrated PDC V1.0 User Manual B Common Cable Preparation Methods Common Cable Preparation Methods Preparing a DT terminal (1) Cable (2) Heat shrink tubing (3) DT terminal (4) Hydraulic pliers (5) Heat gun Preparing an OT terminal Issue 07 (2019-04-15)
  • Page 99 PDU8000 Modular Integrated PDC V1.0 User Manual B Common Cable Preparation Methods (1) Cable (2) Heat shrink tubing (3) OT terminal (4) Hydraulic pliers (5) Heat gun Preparing a cord end terminal (1) Cable (2) Cord end terminal (3) Crimping tool Issue 07 (2019-04-15) Copyright ©...
  • Page 100: C Acronyms And Abbreviations

    PDU8000 Modular Integrated PDC V1.0 User Manual C Acronyms and Abbreviations Acronyms and Abbreviations control area network China Compulsory Certification Conformité Europé enne current transformer fast Ethernet International Electrotechnical Commission Internet Protocol miniature circuit breaker MCCB molded case circuit breaker...
  • Page 101 PDU8000 Modular Integrated PDC V1.0 User Manual C Acronyms and Abbreviations uninterruptible power system Universal Serial Bus Issue 07 (2019-04-15) Copyright © Huawei Technologies Co., Ltd.

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