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Huawei FusionModule1000A20 Product Description

Prefabricated all-in-one data center
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FusionModule1000A20 Prefabricated All-in-One
Data Center
V200R003C10
Product Description (380 V)
Issue
01
Date
2019-10-31
HUAWEI TECHNOLOGIES CO., LTD.

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  • Page 1 FusionModule1000A20 Prefabricated All-in-One Data Center V200R003C10 Product Description (380 V) Issue Date 2019-10-31 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

    This document describes the FusionModule1000A 20ft prefabricated all-in-one data center solution (pre-fab. module for short) for the CT scenario in terms of its overview, typical application scenarios, product architecture, and key technical specifications, helping readers to systematically understand the FusionModule1000A20. Intended Audience This document is intended for: ⚫...
  • Page 4 Change History Changes between document issues are cumulative. The latest document issue contains all the changes made in earlier issues. Issue 01(2019-07-15) This issue is the first official release. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 5: Table Of Contents

    3.3 Cooling System ..............................34 3.3.1 Overview ................................34 3.3.2 3 kW Intelligent Heat Exchanger........................36 3.3.3 5 kW Intelligent Heat Exchanger........................37 3.3.4 13.5 kW Fresh Air Integrated Unit ........................37 3.3.5 (Optional) Dehumidifier ............................38 3.4 Management System.............................38 Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 6 3.5.4 (Optional) ASD ..............................66 3.5.5 (Optional) Photoelectric Smoke Detector ......................67 3.6 Surge Protection and Grounding ...........................68 3.6.1 Surge Protection ..............................68 3.6.2 Grounding .................................68 3.7 Integrated Cabling ..............................70 4 Acronyms and Abbreviations ....................72 Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 7: Overview

    Overview 1.1 Positioning Huawei has developed the FusionModule1000, a green data center solution, based on a thorough study on the reform and impact of the cloud computing to traditional data centers and the practical experience of dozens of global cloud computing centers. The solution features a flexible, hybrid, and modular design to help customers construct green infrastructure adapting to cloud computing.

  • Page 8: Features

    The customer needs only to provide network cables, power cables, and water pipes onsite for commissioning. ⚫ System commissioning is completed in factories, and therefore onsite engineering and equipment room commissioning take less than one week. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 9: Standards Compliance

    Telecommunications Infrastructure Standard for Data Centers NOTE GB 50174-2017: Electronic Information System Equipment Room Design Specifications IEEE 1100-2005 Recommended Practice for Powering and Grounding Electronic Equipment IEC60364-5-52 Low-voltage electrical installations IEC_60044-1 Current Transformers Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 10 Paints and varnishes - Determination of resistance to neutral salt Spray (fog), 2nd edition 1996-12-25 ISO 12944-6 Paints and varnishes - Corrosion protection of steel structures by protective paint systems Part 6: Laboratory performance test methods 1st edition 1998-05-15 Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 11: Typical Application Scenarios And Typical Configuration

    (≥ 4 hours), and requirement for the various cabinet types backup time. (N63, N66, and N68) Distributed and mobile single-enclosure deployment applies to equipment room construction or modernization. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 12 The FusionModule1000 supports distributed single-enclosure deployment in outdoor areas such as wilderness, mining areas, and deserts to meet application requirements of the harsh environment. Figure 2-2 Application in harsh outdoor environments Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 13: Typical Configurations

    One 160 A Two 250 A One 160 A Two 250 A Two 250 A supply input, inputs, input, inputs, inputs, three-phase three-phase three-phase three-phase three-phase distribu four-wire+PE, four-wire+PE, four-wire+PE, four-wire+PE, four-wire + Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 14 Dimensions 20ft standard ISO shipping pre-fab. module: 2896 mm x 2438 mm x 6058 mm (H x W x Overall heat transfer coefficient of the pre-fab. module ≤ 0.59 W/(m Thermal Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 15 Altitude ≤ 1000 m: not derated. Working at an altitude of less than 1000 m, and ⚫ low pressure scenario are satisfied. ⚫ When the altitude exceeds 1000 m, the power of each 1000 m is derated by 5%. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 16 The battery storage temperature ranges from –20°C to +40°C. ⚫ ⚫ Batteries can be stored without power-on for a maximum of 90 days. If the storage period exceeds 90 days, recharge the batteries promptly. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 17: System Architecture

    Figure 3-1 Appearance 1 (8 kW and 16 kW) (1) External horn strobe (2) Air exhaust (3) Fire control box (optional) window (optional) (4) Card reader (5) Main entrance door (6) Intelligent heat exchanger Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 18 Figure 3-2 Appearance 2 (8 kW and 16 kW) (1) Feeder window (2) Air intake window (3) Ground point Figure 3-3 Appearance 1 (24 kW) (1) External horn strobe (optional) (2) Fire control box (optional) (3) Card reader Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 19: Thermal Insulation Structure

    3.1.2 Thermal Insulation Structure The pre-fab. module is furnished with a thermal insulation layer composed of rock wool (density: 120 kg/m ), and color steel plates. Figure 3-5 Thermal insulation structure Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 20: Pre-Fab. Module Door

    48 hours with a static load of 15 kg at any part. Waterproof structure The fireproof door uses rubber strips with a framework and composite adhesive to Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 21: Pre-Fab. Module Interior Layout

    3.1.4 Pre-fab. Module Interior Layout Figure 3-7 2N scenario 8 kW (1) Main input PDB (2) Intelligent heat exchanger (3) Dehumidifier (optional) (4) Fire cylinder (optional) (5) CT cabinet (6) AC/DC power system Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 22 Figure 3-9 2N scenario 16 kW (1) Main input PDB (2) Intelligent heat exchanger (3) Dehumidifier (optional) (4) Fire cylinder (optional) (5) CT cabinet (6) AC/DC power system (7) Battery cabinet Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 23 Figure 3-10 N+X scenario 16 kW (1) Main input PDB (2) Intelligent heat exchanger (3) Dehumidifier (optional) (4) Fire cylinder (optional) (5) CT cabinet 6: Battery cabinet (7) AC/DC power system Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 24: Mesh Cable Tray

    Figure 3-12 Overhead cable tray 3.1.6 Pre-fab. Module Exterior Ports The pre-fab. module provides optical and network ports. All ports provide good water tightness and thermal insulation performance, meeting equipment compartment weather-tight Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 25: Power Supply And Distribution System

    The intelligent heat exchanger or smart cooling product, lighting, AC/DC power system, and fire extinguishing system are provided by the main input power distribution box (PDB). ⚫ The monitoring system is powered by the AC/DC power system. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 26 3 System Architecture Figure 3-14 System conceptual diagram (2N scenario, 8 kW) Figure 3-15 Power supply and distribution component layout (2N scenario, 8 kW) (1) AC/DC power system (2) Main input PDB Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 27 Product Description (380 V) 3 System Architecture Figure 3-16 System conceptual diagram (N+X scenario, 8 kW) Figure 3-17 System layout (N+X scenario, 8 kW) (1) AC/DC power system (2) Main input PDB Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 28 3 System Architecture Figure 3-18 System conceptual diagram (2N scenario, 16 kW) Figure 3-19 System layout (2N scenario, 16 kW) (1) AC/DC power system (2) Battery cabinet (3) Main input PDB Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 29 3 System Architecture Figure 3-20 System conceptual diagram (N+X scenario, 16 kW) Figure 3-21 System layout (N+X scenario, 16 kW) (1) Battery cabinet (2) AC/DC power system (3) Main input PDB Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 30 Figure 3-22 System conceptual diagram (2 N scenario, 24 kW) Figure 3-23 Power supply and distribution component layout (N+X scenario, 24 kW) (1) Battery rack (2) Main input PDB (3) AC/DC power system Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 31: Pdf (Mccb Input)

    Output switch 63 A/3P MCB x 2+25 A/2P MCB x 6+16 A/1P MCB x 1+10 A/1P MCB x 5+(10 A/1PMCB+AUX+YO) x 1+C16/0.03 RCD –5°C to +40°C Operating temperature Operating humidity 5%–95% RH Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 32: Pdf (Ats Input)

    Whether hot swap is supported 3.2.3 PDF (ATS Input) The PDF supplies power to loads such as intelligent heat exchangers, the fire extinguishing system, and the lighting system. Figure 3-25 PDF Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 33 Monitoring Main input PDB total input electricity display and measurement: three-phase voltage, current, reactive power, active power, and power factor. The meter supports standard RS485 serial communication with the host computer. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 34: Ac/Dc Power System (Tp48400B-N20B3)

    Table 3-4 Technical specifications Item Specifications System Dimensions (H x 2000 mm x 600 mm x 600 mm W x D) Installation mode Floor-mounted (installed on the pre-fab. module floor or an ESD floor) Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 35 3000 W (176–300 V AC) ⚫ 1250 W (linear derating at 85–175 V AC) Dimensions (H x 40.8 mm x 105 mm x 281 mm W x D) Weight < 2 kg Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 36: Ac/Dc Power System (Tp48600B-N20B1)

    Maintenance mode Maintained from the front and located along a wall with a clearance of at least 100 mm IP rating IP20 AC power Input mode 220/380 V AC three-phase four-wire, compatible Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 37 3000 W (176–300 V AC) ⚫ 1250 W (linear derating at 85–175 V AC) Dimensions (H x 40.8 mm x 105 mm x 281 mm W x D) Weight < 2 kg Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 38: Ac/Dc Power System (Tp481200B-N20B1)

    Maintained from the front and installed on a wall (with a mode clearance of at least 100 mm) IP rating IP20 Input mode 220/380 V AC three-phase four-wire, compatible with 220 V Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 39: Battery

    Eight dry contact outputs module Communicatio Ethernet, RS485/232 ns port Alarm storage 10,000 alarms and system logs Display LCD (dimensions: 73.2 mm x 54.8 mm; resolution: 160 x 240) 3.2.7 Battery Batteries store electricity. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 40: Cooling System

    If the customer's actual load is lower than 25% of the planned total load, the humidity in the data center may be too high. This is not a quality issue. You are advised to add a dehumidifier in the data center. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 41 Fans absorb outdoor low-temperature air to cool devices. Heated air is then released to the ambient environment through the air exhaust vent of the smart cooling product. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 42: Kw Intelligent Heat Exchanger

    200 W Cooling capacity @L35/L35 3000 W IP rating IP55 –20ºC to +55ºC Ambient environment range Refrigerant R134a Dimensions (H x W x D) 1300 mm x 500 mm x 250 mm Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 43: Kw Intelligent Heat Exchanger

    Fresh air circulation volume 2800 m³/h IP rating IPX5 Noise level 70 dB(A) ≤ 3000 m Altitude Dimensions (H x W x D) 2020 mm x 1080 mm x 650 mm Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 44: Optional) Dehumidifier

    30 kg Dimensions (H x W x D) 598 mm x 410 mm x 491 mm 3.4 Management System 3.4.1 Overview Figure 3-31 Management system networking diagram (8 kW and 16 kW) Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 45 One license manages up to 25 smart nodes. Work order management Energy efficiency management Capacity management SNMP northbound device alarm SNMP northbound device data monitoring Mobile app O&M NE data and alarm monitoring Access management Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 46 NetEco and usually occupies 2 U space. ⚫ 1 U cabling space NetEco V600R009C00 or a later version is applicable to the FusionModule1000. The iManager NetEco configurator can be used for configuration. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 47 Figure 3-33 Management system component layout (8 kW and 16 kW) (1) ETH converter (2) Smart ETH gateway (3) Access actuator (4) Temperature and humidity (T/H) (5) Camera (6) Monitoring box sensor Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 48: Ecc800

    It consists of the power module and main control module. You can insert and remove the power module. Typical configuration: one power module and one main control module In the typical configuration, install a filler panel in slot 2. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 49 Installation Can be installed in a 1 U space in a standard 19-inch cabinet Environmental protection RoHS Figure 3-36 ECC800 (rear view) (1) 53.5 V DC_OUT1 (2) 53.5V DC_OUT2 (3) AC_INPUT1 Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 50 Pin 3 Pin 4 Pin 5 Pin 6 Pin 7 Pin 8 Indicator Green Linked, steady on indicator Yellow ACT data communication, blinking indicator Table 3-16 provides the RS485 port pin definitions. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 51 Pin 6 Pin 7 Pin 8 Indicator Green Power output indicator indicator ⚫ Steady on: The 12 V DC output is normal. ⚫ Off: No 12 V DC output is provided. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 52 The ECC800 provides four power ports, including two AC input ports (AC_INPUT1 and AC_INPUT2) and two DC output ports (DC_OUTPUT1 and DC_OUTPUT2). Table 3-20 provides the power port pin definitions. Table 3-20 Power port pin definitions Port Type Description Pin 1 Pin 2 Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 53: Main Control Module

    (12) COM2/AIDI_5 (13) AIDI_3 (14) DO/12V (15) RF_Z (16) WLAN (17) 4G (18) SW button Figure 3-39 ECC800 main control module (side view) (1) SIM card slot (2) Micro-SD card slot Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 54 ⚫ Insert a USB flash drive to export historical data, device data, fault information, and configuration files, and import or export Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 55 0.5 Hz, on for intervals 1s and then off for 1s) or the ECC800 registers with the NetEco successfully. Blinking at The ECC800 does not register short with the NetEco (the indicator Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 56 Press and hold down the button for 60s to None power on the ECC800. Then the IP addresses for the ECC800 WAN_1 and WAN_2 ports will restore to the default addresses. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 57: Power Module

    The converter is working properly. 3.4.3 Smart ETH Gateway A smart ETH gateway allows the extension of the 53.5 V DC power supply and FE communication for the ECC800 and can be flexibly deployed. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 58 BLINK If you press the BLINK button, the RUN indicator blinks intermittently at button super short intervals (blinking at super short intervals for 0.5s and then off for 0.5s) for 10s. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 59: Eth Converter

    If you press the BLINK button, the RUN indicator blinks intermittently at button super short intervals (blinking at super short intervals for 0.5s and then off for 0.5s) for 10 seconds. E-label Supported Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 60 0.05s and then off for 0.05s) and then turns off for 0.5s. The cycle lasts for 10s. Alarm Steady on A system failure alarm is indicator generated. No system alarm is generated. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 61: T/H Sensor (Bom Number: 02310Nbs)

    Pin 1 or Pin 2 Pin 3 RS485- Pin 4 RS485+ Pin 5 or Pin 6 Table 3-30 Temperature and humidity sensor specifications Item Specifications –20°C to +70°C Temperature measuring range Temperature accuracy ±1°C Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 62: Access Actuator

    (10) AI/DI_2 dry (11) AI/DI_1 dry (12) LOCK/GND/GATE/COM door contact (Reserved port contact (Reserved port status or magnetic lock port for linkage control or for exit button) third-party fire extinguishing system dry contacts) Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 63 ⚫ Off: There is no power input. Green Communication status ⚫ Off: The power is indicator abnormal or the board program is loading. ⚫ Blinking at long Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 64 Hz, on for 1s and then off for 1s). ⚫ Blinking at super short intervals: A network is set up, and node access is allowed (the indicator blinks at 10 Hz, on Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 65: Network Camera (02352Qps)

    The C302D-I-P (6 mm) camera is a 2-megapixel starlight infrared fixed dome camera that can be installed on the wall or ceiling. The camera monitors the module interior in real time, records videos, and implements 7x24h storage. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 66 12 V DC (±25%) (If the power supply is reversely Power connected, the device cannot be powered on). The -P model supports power over Ethernet (PoE). Power consumption Typical: 4 W; maximum: 8.4 W Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 67: Fire Extinguishing System

    At the same time, the extinguishant control panel automatically reports alarms. Figure 3-46 Conceptual diagram of the CE fire extinguishing system Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 68 Figure 3-48 Fire extinguishing component layout (24 kW) (1) External fire alarm (2) Fire control box (3) Hydrogen detection horn/strobe (optional) (optional) probe (optional) (4) Fire control pipe (optional) (5) Emergency light (6) Exit indicator Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 69: Optional) Extinguishant Control Panel

    (Optional) Mode select key switch on the front panel ⚫ (Optional) Manual release on the front panel Figure 3-49 Extinguishant control panel Table 3-35 lists the technical specifications of the extinguishant control panel. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 70: Optional) Heptafluoropropane Fire Extinguisher

    Heptafluoropropane (HFC-227ea) is a colorless, odorless, non-conductive, and secondary pollution-free gas extinguishant. It features cleanness, low toxicity, good electrical insulation, high fire extinguishing efficiency, zero threat to the ozonosphere (ODP = 0), and short residual time (ATL = 34Y). Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 71 FusionModule1000A20 Prefabricated All-in-One Data Center Product Description (380 V) 3 System Architecture Figure 3-50 Fire extinguisher Table 3-36 lists the technical specifications of the Heptafluoropropane fire extinguisher. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 72: Optional) Asd

    The detection unit of the ASD sucks air samples from the monitored environment through the air sampling pipe to the smoke detector and works out the dust density in the air. If the dust Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 73: Optional) Photoelectric Smoke Detector

    3.5.5 (Optional) Photoelectric Smoke Detector Smoke detectors are used to detect the smoke density in the current environment. Figure 3-52 Appearance Table 3-37 Technical Specifications Item Parameter Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 74: Surge Protection And Grounding

    The main earthing terminal (MET) is installed in the pre-fab. module and connects to the external ground grid over ground downleads. Equipment in the pre-fab. module connects to the ground busbar over ground cables and are insulated from other metal parts. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 75 There are two ground points on the exterior of the FusionModule1000. The ground resistance is less than or equal to 10 ohms. Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 76: Integrated Cabling

    Strong-current and weak-current cables are routed separately. Figure 3-56 Cabling (8 kW and 16 kW) (1) Signal cable (2) Power cable Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 77 FusionModule1000A20 Prefabricated All-in-One Data Center Product Description (380 V) 3 System Architecture Figure 3-57 Cabling (24 kW) (1) Signal cable (2) Power cable Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

  • Page 78: Acronyms And Abbreviations

    Conformite Europende International Organization for Standardization integrated data center International Electrotechnical Commission miniature circuit breaker MCCB molded case circuit breaker NetEco network ecosystem power usage effectiveness Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.
  • Page 79 RoHS Restriction of the Use of Certain Hazardous Substances REACH Registration, Evaluation, Authorization and Restriction of Chemicals SNMP Simple Network Management Protocol static transfer switch uninterruptible power system video cloud node Issue 01 (2019-10-31) Copyright © Huawei Technologies Co., Ltd.

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