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Huawei PDU8000 User Manual
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Huawei PDU8000 User Manual

Huawei PDU8000 User Manual

Dc combiner cabinet
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PDU8000 DC Combiner Cabinet
User Manual
Issue
02
Date
2022-08-10
HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.

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Summary of Contents for Huawei PDU8000

  • Page 1 PDU8000 DC Combiner Cabinet User Manual Issue Date 2022-08-10 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: About This Document

    User Manual About This Document About This Document Purpose This document describes the PDU8000 DC combiner cabinet in terms of its overview, installation, routine maintenance, troubleshooting, and parts replacement, helping users understand how to use and maintain the DC combiner cabinet.
  • Page 4 2022-08-10 ● Updated tool images. ● Updated the description in section "Input PDU." ● Updated the description in section "Quarterly Maintenance." 2022-05-20 This issue is the first official release. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 5: Table Of Contents

    4.6.3 Removing Rodent-proof Meshes and Protective Panels at the Top..............36 4.6.4 Installing an Equipotential Cable for the Cabinet....................37 4.6.5 Installing Input Power Cables............................37 4.6.6 Installing Output Power Cables............................ 38 4.6.7 (Optional) Installing Signal Cables..........................39 Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 6 8.7 Replacing an Insulation Monitoring Instrument......................60 8.8 Replacing PSU 1 for the Insulation Monitoring Instrument.................. 61 8.9 Replacing PSU 2 for the Insulation Monitoring Instrument.................. 63 A Electrical Diagram........................ 65 Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 7: Safety Information

    Failure to follow the operation instructions and safety precautions on the product and in this document ● Equipment damage due to force majeure, such as earthquakes, fire, and storms Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 8 Keep irrelevant people away from the equipment. Only operators are allowed to access the equipment. ● Use insulated tools or tools with insulated handles, as shown in the following figure. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 9 Do not change the structure or installation sequence of equipment without permission. ● Do not touch a running fan with your fingers, components, screws, tools, or boards before the fan is powered off or stops running. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 10: Personnel Requirements

    Do not operate the equipment in the absence of a properly installed ground conductor. ● Ensure that the equipment is connected permanently to the protective ground. Before operating the equipment, check its electrical connection to ensure that it is securely grounded. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 11 0°C. Handle cables with caution, especially at a low temperature. – Cables stored at subzero temperatures must be stored at room temperature for at least 24 hours before they are laid out. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 12: Installation Environment Requirements

    Install the equipment in an area far away from liquids. Do not install it under areas prone to condensation, such as under water pipes and air exhaust vents, or areas prone to water leakage, such as air conditioner vents, ventilation Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 13 Any violations must be promptly pointed out by the site manager or safety supervisor and the involved personnel should be prompted for correction. Personnel who fail to stop violations will be forbidden from working. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 14: Mechanical Safety

    Ensure that the wider end of the ladder is at the bottom, or protective measures have been taken at the bottom to prevent the ladder from sliding. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 15 When pulling the equipment out of a cabinet, be aware of unstable or heavy objects on the cabinet to prevent injury. ● Be cautious to avoid injury when moving heavy objects. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 16 Choose a road with good conditions or sea for transportation to ensure equipment safety. Avoid tilt or jolt during transportation. ● Move the cabinet with caution. Any bumping or falling may damage the equipment. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 17: Product Description

    2 Product Description Product Description 2.1 Application Scenario The upstream input for the PDU8000 DC combiner cabinet is a lithium battery cabinet or lead-acid power control cabinet, and the downstream output is multiple FusionCol8000-E modular indirect evaporative cooling systems (EHUs for short).
  • Page 18 D: direct current Rated output voltage 9: The rated output voltage is 800 Power distribution product BS: battery switch cabinet type Serial number 310: The serial number is 310. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 19: Components

    ● RUN: system running indicator ● COM: communication indicator ● ALA: insulation abnormality indicator Surge protective device Output Connects or disconnect a load branch. disconnect Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 20: Input Pdu

    ● (1) PSU 2 for the insulation monitoring instrument: converts 24 V DC to 220 V AC. ● (3) PSU 1 for the insulation monitoring instrument: converts 800 V DC to 24 V DC. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 21: Output Pdu

    2 Product Description 2.5 Output PDU Figure 2-5 Output PDU (1) Output disconnectors QS1– (2) Output branch fuses FU1– (3) Leakage current sensors CT1–CT8 (4) Output wiring terminals + and – Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 22: Technical Specifications

    Bus insulation monitoring and 8-branch locating monitoring ● Insulation resistance measurement range: 1–100 kΩ function ● Detection precision: ≤ 10% ● Response time: ≤ 120s IP rating IP20 Surge = 20 kA protection level Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 23 Storage –40°C to +70°C temperature Relative 5%–95% RH (non-condensing) humidity Altitude 0–4000 m Below 2000 m: not derated; 3000 m: derating coefficient 0.95; 4000 m: derating coefficient 0.90 Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 24: Installation

    The Company shall not be liable for any consequences caused if the installation environment does not meet the requirements. Space Requirements Sufficient clearances should be kept around the DC combiner cabinet to facilitate installation and operations. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 25: Installation Preparations

    The onsite operation personnel can select tools based on the site requirements. Personal protective equipment Safety helmet Goggles Protective shoes Reflective vest ESD gloves Insulated gloves Protective gloves Safety harness Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 26 Insulated torque Adjustable torque insulated torque torque socket wrench wrench screwdriver screwdriver Including (2–5 mm) (M5/M6/M8) extended sockets (M6/M8/M12/ M16) Claw hammer Hammer drill Hammer drill bit Electric (Φ16) screwdriver Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 27 RJ45 crimping Electro-hydraulic Cord end terminal Heat gun tool pliers crimping tool Measurement instruments Laser locator Clamp meter Steel measuring Straight steel tape ruler Square Level Laptop Multimeter Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 28 PDU8000 DC Combiner Cabinet User Manual 4 Installation Network tester Machinery Small cutter Cable reel Insulation megohmmeter Engineering auxiliary materials Label Cable tie Cotton cloth Sandpaper Sealing putty Heat-shrink Insulation tape tubing Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 29: Cables

    Terminal Specifications Equipotential cable Bare crimping terminal, OT, 6 mm , M8, tin plating terminal Input power cable Bare crimping terminal, DT, 240 mm , M16, tin plating terminal Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 30: Unpacking And Checking

    Procedure Step 1 Open the front and rear doors of the combiner cabinet. Step 2 Remove the four bolts securing the combiner cabinet and the pallet at the bottom. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 31 Step 4 Remove the L-shaped mechanical parts (one under the front door and the other under the rear door) between the door sills of the combiner cabinet and the pallet. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 32: Installing The Combiner Cabinet

    Step 7 Assign four persons to slowly push the combiner cabinet off the wooden pallet to the floor. ----End 4.5 Installing the Combiner Cabinet Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 33: Installing The Combiner Cabinet (Concrete Floor)

    Then, hammer the expansion bolts into the holes vertically until the flat washers are flush with the floor. Partially tighten the expansion bolts clockwise. Loosen the bolts counterclockwise and remove the flat washers and spring washers. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 34 Figure 4-6 Leveling the combiner cabinet (1) Leveling foot (2) Level Step 5 Place flat washers, spring washers, and expansion bolts into the mounting holes in sequence, and partially tighten the expansion bolts. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 35 Step 7 Install anchor baffle plates for the combiner cabinet. Remove a total of four door sill fasteners from the front and rear. Figure 4-8 Removing door sill fasteners Install the front and rear anchor baffle plates. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 36: Installing The Combiner Cabinet (Esd Floor)

    Step 2 Lift the combiner cabinet onto the support and align the cabinet mounting holes with the support mounting holes. Step 3 Adjust the anchor bolts of the combiner cabinet using an adjustable wrench, and level the cabinet with a level. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 37 Step 5 Use a socket wrench to tighten the bolts in diagonal order. Step 6 Install anchor baffle plates for the combiner cabinet. Remove a total of four door sill fasteners from the front and rear. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 38 Figure 4-14 Installing front and rear anchor baffle plates Clamp the anchor baffle plates on the sides into those on the front and rear. Figure 4-15 Installing side anchor baffle plates ----End Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 39: Installing Cables

    Cables should be away from sharp components such as copper bars and terminals to avoid scratching. Figure 4-16 Cable ties without sharp burs Figure 4-17 Cable ties in the same direction Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 40 Figure 4-20. Cables should be neatly and loosely arranged to eliminate abnormal stress on certain cables, as shown in Figure 4-21. Figure 4-19 Not tied at bends Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 41 Cable connectors prepared onsite should be secure, reliable, and neat, and conform to specifications. Power cables, ground cables, and signal cables should be securely connected. Adapters must be securely plugged or screwed. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 42: Determining Cable Routes

    (5) Output power cable of the cabinet 4.6.3 Removing Rodent-proof Meshes and Protective Panels at the Top Step 1 Remove the rodent-proof meshes at the top and put them aside. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 43: Installing An Equipotential Cable For The Cabinet

    Step 1 Install an equipotential ground cable for the cabinet. Figure 4-24 Installing an equipotential ground cable for the cabinet (1) Site ground bar ----End 4.6.5 Installing Input Power Cables Step 1 Install input power cables. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 44: Installing Output Power Cables

    ● The PE cable of the downstream output device can be grounded nearby or connected to the PE bar in the combiner cabinet based on site requirements. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 45: Optional) Installing Signal Cables

    Figure 4-27 Installing signal cables NO TE For more information about the connection between the combiner cabinet and a third- party network management system (NMS), contact technical support. ----End Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 46: Installing Rodent-Proof Meshes And Protective Panels At The Top

    Figure 4-29 Filling a gap with a sheet of sealing putty Step 4 Close the protective panels and tighten the screws. ----End Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 47: Preparing Cable Terminals

    (2) Heat shrink tubing (3) OT terminal (4) Electric-hydraulic pliers (5) Heat gun Figure 4-32 Preparing a cord end terminal (1) Cable (2) Cord end terminal (3) Crimping tool Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 48: Verifying The Installation

    Power cables and ground cables are not coiled and □ Passed □ extra parts are cut off. Failed The phase sequence is correct. □ Passed □ Failed All circuit breakers are OFF. □ Passed □ Failed Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 49 Failed tubing. Routing of power cables and monitoring cables □ Passed □ meets the requirements for routing electric and ELV Failed cables and complies with the cable routing plan. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 50: Power-On Commissioning

    SPD, and between the positive and negative terminals and PE is at least 0.5 megohm. Figure 5-1 SPD voltage measurement position After the check is complete, switch off all output disconnectors in the combiner cabinet. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 51 Step 5 Use a multimeter to measure the output voltage and input voltage of each branch, which should be the same. Figure 5-2 Output voltage measurement position of each branch Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 52 Step 6 (Optional) Power off the combiner cabinet. Turn off the output disconnectors in the combiner cabinet. Turn off the upstream input power switch for the combiner cabinet. ----End Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 53: Routine Maintenance

    Observe the The alarm Check the bus insulation monitoring alarm indicator indicator on status. function of the on the combiner insulation insulation cabinet monitoring monitoring instrument. instrument is off. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 54: Quarterly Maintenance

    –5°C dehumidifier in the of the combiner using a point to +40°C equipment room function cabinet thermometer. properly. ● Relative humidity: 5%–95% RH (non- condensin Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 55: Yearly Maintenance

    ● If the component was painted before, repaint it after removing the rust. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 56: Troubleshooting

    ● Replace the ● The leakage current sensor is leakage current faulty. sensor. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 57 ● The output branch fuse is blown. ● Replace the fuse no output for the ● The output disconnector is OFF. voltage. corresponding output branch. ● Turn on the output disconnector. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 58: Component Replacement

    8 Component Replacement Component Replacement This document describes only the replacement methods for certain components. If a faulty component to be replaced is not covered in this document, contact technical support. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 59: Component Locations

    (4) PSU 1 for the insulation (5) SPD fuses FU9/FU10 (6) PSU fuses FU11/FU12 monitoring instrument (7) Output branch fuses FU1– (8) Leakage current sensors CT1–CT8 Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 60: Replacing An Spd

    Step 5 Remove the SPD cables using a Phillips screwdriver. Step 6 Press the snap ring of the faulty SPD using a flat-head screwdriver and pull the SPD outwards to remove it. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 61: Replacing A Power Indicator

    Step 3 Disconnect the PSU fuses FU11 and FU12 and check that the power indicator is off. Step 4 Remove the power indicator. Loosen the screws at the rear of the indicator. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 62: Replacing An Spd Or Psu Fuse

    Tools: insulated gloves, key to the combiner cabinet door ● Material: A new fuse of the same model is available and functional. Procedure Step 1 Open the front door of the combiner cabinet. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 63: Replacing An Output Branch Fuse

    Material: A new fuse of the same model is available and functional. Procedure Step 1 Turn off the upstream input switch and downstream output switch of the combiner cabinet. Step 2 Open the front door of the combiner cabinet. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 64: Replacing A Leakage Current Sensor

    Material: A new leakage current sensor of the same model is available and functional. Procedure Step 1 Turn off the upstream input switch and downstream output switch of the combiner cabinet. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 65 Step 6 Close the protective panel and tighten the screws. Step 7 Turn on the upstream input switch and downstream output switch of the combiner cabinet. Step 8 Close the front door of the combiner cabinet. ----End Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 66: Replacing An Insulation Monitoring Instrument

    Remove the screws that secure the sheet metal of the insulation monitoring instrument, and remove the instrument and its sheet metal. Remove the screws that secure the insulation monitoring instrument and take off the instrument. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 67: Replacing Psu 1 For The Insulation Monitoring Instrument

    When replacing PSU 1, wear insulated gloves and do not touch the copper bar. ● Tools: electroprobe, insulated gloves, Phillips screwdriver, flat-head screwdriver, multimeter, step ladder, key to the combiner cabinet door Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 68 Step 8 Connect the PSU fuses FU11 and FU12. Verify that the power indicator turns on. Step 9 Close the protective panel and tighten the screws. Step 10 Close the front door of the combiner cabinet. ----End Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 69: Replacing Psu 2 For The Insulation Monitoring Instrument

    Step 4 Disconnect the PSU fuses FU11 and FU12 and check that the power indicator is off. Step 5 Remove the wiring terminals from PSU 2. Step 6 Remove PSU 2. Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 70 Step 9 Connect the PSU fuses FU11 and FU12. Verify that the power indicator turns on. Step 10 Close the protective panel and tighten the screws. Step 11 Close the front door of the combiner cabinet. ----End Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 71: A Electrical Diagram

    PDU8000 DC Combiner Cabinet User Manual A Electrical Diagram Electrical Diagram Figure A-1 Electrical diagram Issue 02 (2022-08-10) Copyright © Huawei Digital Power Technologies Co., Ltd.

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