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Huawei New Main Way 2.0 User Manual
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Huawei New Main Way 2.0 User Manual

Huawei New Main Way 2.0 User Manual

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New Main Way 2.0
User Manual
Issue
05
Date
2020-10-15
HUAWEI TECHNOLOGIES CO., LTD.
Part Number: 31500ACJ

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Summary of Contents for Huawei New Main Way 2.0

  • Page 1 Part Number: 31500ACJ New Main Way 2.0 User Manual Issue Date 2020-10-15 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

    Indicates a hazard with a high level of risk which, if not avoided, will result in death or serious injury. Indicates a hazard with a medium level of risk which, if not avoided, could result in death or serious injury. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 4 Changes between document issues are cumulative. The latest document issue contains all the changes made in earlier issues. Issue 05 (2020-10-15) Optimized the support installation diagrams. Issue 04 (2020-05-15) Added "Preparing Load Cables." Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 5: Table Of Contents

    3.3 Installing the NMW................................23 3.3.1 Support-Mounting Scenario............................24 3.3.1.1 Determining the Support Installation Positions....................25 3.3.1.2 Installing the NMW............................... 27 3.3.2 Hoisting Scenario................................35 3.4 Installing Cables..................................35 3.4.1 Cable Routes..................................35 3.4.2 Installing Cables................................. 37 Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 6 8.8 Replacing an Alarm Indicator............................66 8.9 Replacing the Output Circuit Breaker of the Power Distribution Unit............... 67 9 Technical Specifications....................... 71 A Preparing Load Cables......................73 B Acronyms and Abbreviations....................75 Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 7: Safety Precautions

    The safety instructions in this document are only supplemental to the local laws and regulations. Personnel Requirements Personnel who plan to install, operate, and maintain Huawei equipment must be thoroughly trained, understand all necessary safety precautions, and master correct operation methods.

  • Page 8: Electrical Safety

    Direct or indirect contact (especially with a damp object) with the high voltage power supply may result in fatal injury. ● Non-standard and improper high-voltage operations may result in accidents such as fire or electric shock. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 9: Environmental Safety

    1.3 Environmental Safety D ANGER Do not place or operate a device in a flammable, explosive, or smoky environment. Operating any electronic device in a flammable environment can be fatal. 1.4 Mechanical Safety Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 10: Routing Cables

    Pictu Desc Internal General Copper bar Copper bar Copper bar riptio equipotenti ground or cable of or cable of or cable of point. phase L1. phase L2. phase L3. connection label. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 11: Information About Foreign Objects Near The Installation Position Of The Nmw

    ● Potential risks include damage to the installed NMW and subsequent power derating and power failure of loads at critical positions. ● Huawei uses the IP30 standard in NMW design to ensure that live parts are not in contact with the exterior and that no foreign objects will enter the equipment during operation.

  • Page 12: Overview

    (1) General input unit (2) Connective kit (3) Power distribution (4) Busbar trunking unit unit (5) Column (6) Around-column (7) End plug (8) Low support busbar trunking unit and elbow (used in the scenario with columns) Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 13: General Input Unit

    0250: 250 A (derated to 187 A at 40°C) 0400: 400 A (derated to 300 A at 40°C) Rated 380–415 V, three-phase General input unit Monitoring type 01 right-mounted 02: left-mounted Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 14 No alarm is generated. If the PWR indicator on the monitoring panel is on, the general input unit is powered by the mains. If the PWR indicator on the monitoring panel is off, the power supply is disconnected. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 15 The power supply to the CPU of the monitoring board is normal. The power supply to the CPU of the monitoring board is abnormal. Steady on There is an alarm. There is no alarm. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 16 Table 2-4 USB pin definition Description Figure 2-7 RS485, FE, and AIDI pins Table 2-5 RS485, FE, and AIDI pin definition RS485 AIDI RS485+ TRX0+ RS485– TRX0- TRX1+ RS485+ TRX2+ RS485– TRX2- TRX1- Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 17 The card supports 48 V DC power supply and FE communication extension. It is hot-swappable. (1) PWR indicator (2) POE port (3) 48 V output port Figure 2-9 POE pins Table 2-6 POE pin definition Description TRX0+_RTN TRX0-_RTN TRX1+_-48V TRX2+_RTN TRX2-_RTN TRX1-_-48V Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 18: Power Distribution Unit

    02: 40 A output circuit breaker (derated to 30 A at 40°C) 03: 63 A output circuit breaker (derated to 44 A at 40°C) 04: 40 A output circuit breaker (hot-swappable, derated to 30 A at 40°C) Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 19: Busbar Trunking Unit

    2.3 Busbar Trunking Unit The busbar trunking unit consists of buses, bus supports, insulation parts, the housing, fasteners, and connective kits connected to other units. Model Number Description Figure 2-12 Busbar trunking unit Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 20 0400: 400 A (derated to 300 A at 40°C) Rated 380–415 V, three-phase Busbar trunking unit 01: 1200 mm long busbar trunking unit 02: 407 mm long busbar trunking unit Appearance Figure 2-13 Busbar trunking unit Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 21: Installation

    Table 3-2 Input power cable terminal requirements Port Connection Bolt Recommended Bolt Method Specifications Length 250 A/3P 400 A/3P A/3P A/3P Crimped DT 35 mm 35 mm terminal Crimped DT terminal Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 22 When the external conditions such as cable routing mode or ambient temperature change, perform verification in accordance with the IEC 60364-5-52 or the local regulations. ● The cables listed in the tables are used only when the following requirements are met: Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 23: Unpacking And Acceptance

    Check against the delivery list that the equipment and components are correct and complete. If some components are missing or do not comply with the models in the delivery list, record the information and contact Huawei or the local Huawei office immediately.

  • Page 24: Layout And Cable Routing Principles: Dual-Row Aisle Containment, Crossing Rows (2N Scenario)

    IT or network cabinets. One power distribution unit provides one power output to the current row and another power output to the corresponding cabinets in the other row. ● The figures use single-phase power distribution units as an example. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 25: Layout And Cable Routing Principles: Dual-Row Aisle Containment (2N Scenario)

    IT or network cabinets. One power distribution unit provides two power outputs to route A, and the other power distribution unit provides two power outputs to route B for the corresponding cabinets. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 26: Layout And Cable Routing Principles: Single-Row Aisle Containment (N+1 Scenario)

    B for the corresponding cabinets. ● If the power density per cabinet is greater than 10 kW, three-phase power distribution units are used and each power distribution unit supports a Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 27: Layout And Cable Routing Principles: Dual-Row Aisle Containment, Crossing Rows (N+1 Scenario)

    B in the other row. ● The figures use single-phase power distribution units as an example. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 28: Layout And Cable Routing Principles: Dual-Row Aisle Containment (N+1 Scenario)

    A, and the other power distribution unit provides two power outputs to route B for the corresponding cabinets. ● The figures use the three-phase power distribution unit as an example. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 29: Installing The Nmw

    ● The protection level of the NMW is IP30. No water pipes can be installed above the NMW, including but not limited to the following: chilled water supply and return pipes, humidifier water supply pipes, and condensate drainpipes. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 30: Support-Mounting Scenario

    The actual configuration prevails. Figure 3-13 Maintenance inside the aisle (skylights can be maintained) Figure 3-14 Maintenance on both sides Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 31: Determining The Support Installation Positions

    (2) The fourth hole on the side (3) Support of the first rodent-proof mesh Figure 3-16 Hot aisle scenario (1) Rodent-proof mesh (2) The seventh hole on the (3) Support side of the first rodent-proof mesh Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 32 (2) The second hole on the (3) Support side of the first rodent-proof mesh Figure 3-19 Hot aisle (1) Rodent-proof mesh (2) The second hole on the (3) Support side of the second rodent-proof mesh Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 33: Installing The Nmw

    Figure 3-20 Installation on the first cabinet (1) Door box (2) Rodent-proof mesh (3) Support connective (4) Support kit for the general input unit Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 34 Step 3 Remove the covers from the general input unit. Figure 3-22 Removing the covers Step 4 Secure the general input unit to the support. Figure 3-23 Securing general input unit 1 Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 35 Step 6 Install the busbar trunking unit. Figure 3-25 Securing the busbar trunking unit Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 36 ● In this example, the torque for tightening M12 bolts on the connective kit is 45 N·m. For the actual torque, see the label on the connective kit. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 37 At least two protective covers are required between the power distribution units, and between the power distribution unit and the general input unit. Figure 3-28 Installing one power distribution unit (1) Position for removing the protective cover Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 38 Figure 3-31 Removing the protective cover from the busbar trunking unit Step 11 Install the power distribution unit. Figure 3-32 Installing the power distribution unit Step 12 Install an end plug for the busbar trunking unit. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 39 Step 14 Install the around-column busbar trunking unit. (Skip this step in non-column scenarios.) Figure 3-35 Installing the around-column busbar trunking unit (1) Around-column busbar (2) Column (3) Support part (Prepare trunking unit support parts as required.) Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 40 ECC. Other integrated management cards need to be installed on the power distribution unit adjacent to the general input unit, and they need to be routed continuously. ----End Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 41: Hoisting Scenario

    Step 2 For details about how to install the NMW and cables, see the instructions in the support-mounting scenario. ----End 3.4 Installing Cables 3.4.1 Cable Routes NO TICE The figures use the scenario of maintenance on both sides as an example. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 42 New Main Way 2.0 User Manual 3 Installation Figure 3-38 Non-cross-row scenario (1) Extra low voltage (ELV) (2) Electrical Figure 3-39 Cross-row scenario (1) ELV (2) Electrical Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 43: Installing Cables

    Step 3 If there is any gap around the rubber rings of the cables after the installation, seal it from the inside using firestop putty. Step 4 Reinstall the cover of the general input unit. Figure 3-42 Installing the cover of the general input unit Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 44 For details, see the appendix A Preparing Load Cables. Table 3-5 Load cable silk screen Output Connector Single-Phase Power Three-Phase Power Distribution Unit Distribution Unit Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 45 If a 48 V cascading cable needs to be prepared onsite, ensure that the wire with a red tube is inserted into the terminal pin marked in red and the wire with a black tube is inserted into the terminal pin marked in blue. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 46 New Main Way 2.0 User Manual 3 Installation Figure 3-44 General input unit cabling Figure 3-45 Power distribution unit cabling Figure 3-46 Single/Dual-row aisle containment (N+1 scenario) Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 47 New Main Way 2.0 User Manual 3 Installation Figure 3-47 Single-row aisle containment (2N scenario) Figure 3-48 Dual-row aisle containment (2N scenario) Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 48: Verifying The Installation

    There is no foreign matter such as redundant cable □Passed □Failed ties, paper, and packing materials left around the new main way. Check that circuit breaker labels are correct, clear, □Passed □Failed complete, and attached properly. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 49: Power-On Commissioning

    Step 2 Check that the upstream input and downstream output switches of the NMW are OFF. Step 3 Remove the input protective cover. Figure 4-1 Removing the input protective cover Step 4 Disconnect the terminals. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 50: Power-On

    Step 4 Switch on the IT cabinet output circuit breakers in the power distribution unit of the new main way one by one and switch on the rPDU input circuit breaker in the IT cabinet to power on the IT cabinet. ----End Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 51: Commissioning

    Set based on actual ratio (This conditions. parameter is For example, if Rated not displayed system current is 250 for some A, set System CT ratio general input to 250. units.) Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 52 Input Unit1 QF2 Rated current (L2) > Power (This parameter is not Distribution displayed for some Unit > distribution units.) Running Parameters > Unhide All Advanced Signals > Power Distribution Settings Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 53 Step 4 You are advised to change the device name. For example, change the Device name of the power distribution unit to be the same as that on the label attached to the power distribution unit, for example, NMW A 01. ----End Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 54: Routine Maintenance

    ● The terminals are secure and free from spark signs and rust. Appearance of Quarterly Visual The appearance is Take measures depending power observation intact. on the severity. distribution components Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 55 Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 56: Troubleshooting

    If the cable connections monitoring are normal, replace the monitoring board. board is off. abnormal. ● If the fault persists, contact Huawei technical support. ● The monitoring board is faulty. The monitoring board is faulty.

  • Page 57: Alarm List

    ● Replace the monitoring board. 412177006 L1/L2/L3 open-phase Critical Phase voltage is ● Check the power -41217700 below the open-phase input. threshold. ● Use the power supply with a normal input voltage. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 58 Main input THDu high Warning The THDu on the Check that the THDu main circuit is 30% on the main circuit is higher than the rated 30% higher than the voltage. rated voltage. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 59 Minor No cable connects Check whether the to the FE1 port. FE1 port on the power distribution unit requires cable connection or whether the cable to the FE1 port is loose. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 60 41218706 Output abnormal Warnin The output branch Check the power of 0-412187 (QF1/QF2/QF3/QF4/QF5/QF6) circuit breaker is the load on the on but there is no corresponding current. branch. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 61: Parts Replacement

    Step 2 Remove the communications cable and the DC power cable and mark the installation positions. Step 3 Remove the integrated management card and install it on the new general input unit. Figure 8-1 Removing the integrated management card Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 62 Figure 8-3 Removing the connective kit Step 7 Remove the bolts and the general input unit. Figure 8-4 Removing the bolts (1) Support fastener Step 8 Secure the new general input unit. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 63: Replacing A Power Distribution Unit

    Step 1 Switch off the output circuit breaker. Step 2 Remove the communications cable and the DC power cable and mark the installation positions. Step 3 Remove the load cables and mark the installation position. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 64 Step 11 On the Monitoring > System > ECC800 > Controls tab page, select Delete device with communication failure, click Submit, and add the reserved device to the smart module view. Step 12 Check the running status of the power distribution unit to ensure normal communication. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 65: Replacing An Spd

    Step 5 Loosen the buckle on the base and remove the SPD. Figure 8-8 Loosening the buckle Step 6 Install a new SPD, and connect the signal cable and power cable to the SPD. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 66: Replacing An Spd Circuit Breaker

    Step 4 Remove cables from the SPD circuit breaker and mark the installation positions. Step 5 Loosen the buckle on the circuit breaker base, and remove the circuit breaker and auxiliary contact. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 67: Replacing The Auxiliary Contact Of An Spd Circuit Breaker

    Step 1 Turn off the input switch, SPD circuit breaker, and upstream power distribution switch of the general input unit, and make a warning sign. Step 2 Remove the communications cable and the DC power cable and mark the installation positions. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 68 Step 9 Turn on the SPD circuit breaker, upstream power distribution switch, and input switch of the general input unit. Step 10 Check that the power supply and distribution of the system are normal. ----End Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 69: Replacing An Integrated Management Card

    ● Material: a new monitoring board and fuse of the same model ● Before the replacement, ensure that the load services are not affected or obtain written consent from the customer. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 70 (1) Fuse holder Step 5 Remove cables from the monitoring board and mark the installation positions. Step 6 Wear an ESD wrist strap, remove the monitoring board, and take ESD protection measures. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 71 Step 14 On the Monitoring > System > ECC800 > Controls tab page, select Delete device with communication failure, click Submit, and add the reserved device to the smart module view. Step 15 Check the running status of the general input unit to ensure normal communication. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 72: Replacing An Alarm Indicator

    Step 2 Remove the protective covers from the general input unit. Figure 8-20 Removing the protective covers Step 3 Remove the fuse that protects power supply for the monitoring board. Figure 8-21 Removing the fuse (1) Fuse (2) Indicator Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 73: Replacing The Output Circuit Breaker Of The Power Distribution Unit

    1-pole circuit breaker. The following uses a 3-pole circuit breaker as an example. Step 1 Turn off the circuit breaker of the power distribution unit. Step 2 Remove the communications cable and the DC power cable and mark the installation positions. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 74 Step 6 Remove cables from the circuit breaker and mark the installation positions. Step 7 Loosen the buckle on the circuit breaker base and remove the circuit breaker. Figure 8-25 Loosening the buckle Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 75 Remove and install the circuit breaker using an extracting kit. Do not operate barehanded. Figure 8-27 Removing the circuit breaker Step 4 Remove the copper bar and install it on the new circuit breaker. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 76 Figure 8-29 Closing the handle Step 6 Reinstall the protective cover for the circuit breaker and turn on the circuit breaker. Ensure that the power distribution unit works properly. ----End Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 77: Technical Specifications

    380 V AC/400 V AC/415 V AC operating voltage (V) Input switch ● 250 A/3P (derating coefficient: 0.75) ● 400 A/3P (derating coefficient: 0.75) IP rating IP30 Rated 50/60 Hz frequency Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 78 ● 2 x 16 A/3P ● 2 x 40 A/3P ● 2 x 63 A/3P Installation Installing on a cabinet top support or hanging (no hanging kit mode is provided) Certification CCC, CE, ASTA Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 79: A Preparing Load Cables

    (Optional) For a three-core cable with a cross-sectional area of 6 mm , wrap the cable with two layers of heat shrink tubing and use a heat gun to heat- shrink the tubing. Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 80 (Optional) Seal the holes where no cables are installed. Tighten the screw on the cable clip to the required torque. Gaps are allowed on both sides of the cable clip. Figure A-4 Installing cables at a round connector ----End Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 81: B Acronyms And Abbreviations

    New Main Way 2.0 User Manual B Acronyms and Abbreviations Acronyms and Abbreviations alternating current current transformer fast Ethernet miniature circuit breaker MCCB molded case circuit breaker RS485 Recommend Standard Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 82 New Main Way 2.0 User Manual B Acronyms and Abbreviations Universal Serial Bus Issue 05 (2020-10-15) Copyright © Huawei Technologies Co., Ltd.

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