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Huawei UPS2000-G-6KRTLL User Manual

Huawei UPS2000-G-6KRTLL User Manual

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UPS2000-G-6KRTLL
User Manual
Issue
01
Date
2020-08-06
HUAWEI TECHNOLOGIES CO., LTD.

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Summary of Contents for Huawei UPS2000-G-6KRTLL

  • Page 1 UPS2000-G-6KRTLL User Manual Issue Date 2020-08-06 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

    User Manual About This Document About This Document Purpose This document describes the UPS2000-G-6KRTLL in terms of features, performance, appearance, structure, working principle, installation, operation, and maintenance. NO TE ● The UPS applies only to commercial and industrial use, rather than medical facilities and life support equipment.
  • Page 4 Change History Changes between document issues are cumulative. The latest document issue contains all updates made in previous issues. Issue 01 (2020-08-06) This issue is the first release. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 5: Table Of Contents

    3.8 Verifying the Installation..............................33 4 Control Panel..........................34 4.1 LCD Introduction................................... 34 4.1.1 LCD Panel..................................... 34 4.1.2 Buttons....................................36 4.1.3 LCD Screen Information..............................38 4.2 LCD Character Display................................. 40 4.3 Parameter Settings................................41 Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 6 7.4 Bypass Input Electrical Specifications..........................89 7.5 Output Electrical Specifications............................90 7.6 Battery Electrical Specifications............................91 7.7 ECO Specifications................................92 7.8 Parallel System Specifications............................93 7.9 Safety and EMC..................................93 A Acronyms and Abbreviations..................... 95 Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 7: Safety Information

    The "NOTICE", "CAUTION", "WARNING", and "DANGER" statements in this document do not cover all the safety instructions. They are only supplements to the safety instructions. Huawei will not be liable for any consequence caused by the violation of general safety requirements or design, production, and usage safety standards.
  • 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 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 9 If there is a probability of personal injury or equipment damage during operations on the equipment, immediately stop the operations, report the case to the supervisor, and take feasible protective measures. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 10: Personnel Requirements

    Do not power on the equipment before it is installed or confirmed by professionals. 1.2 Personnel Requirements ● Personnel who plan to install or maintain Huawei equipment must receive thorough training, understand all necessary safety precautions, and be able to correctly perform all operations. ●...
  • Page 11 24 hours before they are laid out. ● Do not perform any improper operations, for example, dropping cables directly from a vehicle. ● When selecting, connecting, and routing cables, follow local safety regulations and rules. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 12: Installation Environment Requirements

    If any liquid is detected inside the equipment, immediately disconnect the power supply and contact the administrator. ● Do not expose the equipment to flammable or explosive gas or smoke. Do not perform any operation on the equipment in such environments. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 13: Mechanical Safety

    Personnel who fail to stop violations will be forbidden from working. 1.5 Mechanical Safety Hoisting Devices ● Do not walk under hoisted objects. ● Only trained and qualified personnel should perform hoisting operations. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 14 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 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 15 D ANGER When removing a heavy or unstable component from a cabinet, be aware of unstable or heavy objects on the cabinet. ● Be cautious to avoid injury when moving heavy objects. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 16: Device Running Safety

    The UPS operating environment must meet the requirements for the climate indicator, mechanically active substance indicator, and chemically active substance indicator in ETSI EN 300 019-1 class 3.6. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 17 ● Environments that are conducive for the growth of microorganisms such as fungus or mildew ● Environments where rodents (such as mice) and insects exist Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 18: Battery Safety

    NO TICE To ensure battery safety and battery management accuracy, use batteries provided with the UPS by Huawei. Huawei is not responsible for any battery faults caused by batteries not provided by Huawei. Battery Installation Before installing batteries, observe the following safety precautions: ●...

  • Page 19: Others

    UPS output voltage level or frequency. Doing so may affect the power supply to equipment. ● Exercise caution when setting battery parameters. Incorrect settings will affect the power supply and battery lifespan. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 20: System Composition

    Figure 2-1 UPS model number Table 2-2 UPS model number details Meaning Description Product UPS: uninterruptible power system category Product 2000 family Product G: series name series Output 6K: 6 kVA capacity Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 21: Working Principle

    L: long backup time model, using external large- backup capacity batteries that provide long backup time time model External L: LFP battery battery type 2.2 Working Principle Figure 2-2 Conceptual diagram Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 22: Product Structure

    (7) AC input and output (8) Battery input terminal (9) Parallel current terminals (behind the (behind the cover) equalization port cover) (10) Emergency power- (11) Parallel communication (12) Battery PE off (EPO) port port terminal Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 23: Communication Ports

    Reserved pin UPS transmit terminal for RS232 data communication UPS receive terminal for RS232 data communication Reserved pin Common terminal for RS232 data communication 6–9 Reserved pin Figure 2-5 RS485/BMS port pins Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 24: Battery Module

    ESM-48100B1 and ESM-48150B1 are applicable to the 6 kVA UPS. The 100 Ah and 150 Ah battery modules have the same panels and ports but different dimensions. Figure 2-6 ESM-48100B1/48150B1 panel and ports Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 25 5.5 N·m and the recommended cable size is 25 mm . If the ESM is used at a temperature below 45°C, the cable size can be smaller but should be at least 16 mm Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 26 Steady on: The ESM is being charged. indicator Steady off: The ESM is open-circuited or discharging. DCHG Discharge Green Steady on: The ESM is being charged. indicator Steady off: The ESM is open-circuited or being charged. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 27 ON/OFF button on the ESM panel for at least 5s and less than 15s. ● Activation through the power port: Supply a DC voltage of 43.2–58 V to the power terminal on the front panel for at least 5s. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 28 2. If you have powered off the ESM that is in charging, discharging, or disconnected mode by holding down the MANUAL ON/OFF button, you need to hold down this button again to reactivate the ESM. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 29: Installation

    30°C shorten the battery lifespan, and operating temperatures lower than 20°C reduce the battery backup time. Installation Clearances Reserve a clearance of at least 500 mm from the front and rear of the chassis. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 30: Tools

    Appearance, Specifications, and Name Clamp meter Multimeter Labels Phillips screwdriver (PH2 x 150 mm or PH3 x 250 mm) Flat-head Torque Crimping tool Diagonal pliers screwdriver (2 screwdriver mm x 80 mm) Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 31: Installing A Ups

    ● In rack-mounted installation scenarios, the front panels of the UPS and lithium batteries are not on the same plane. ● The guide rails for the UPS2000-G-6KRTLL are 592.37 mm to 807.37 mm long, 30 mm wide, and 87 mm high. The guide rails are scalable and support Huawei M-shaped cabinets.
  • Page 32 UPS2000-G-6KRTLL User Manual 3 Installation Figure 3-2 Rack-mounted installation (two UPSs and four lithium batteries) Figure 3-3 UPS mounting ear dimensions (unit: mm) Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 33: Preparing Power Cables

    ● If customers purchase input and output power cables by themselves, use the cables that comply with standards proposed by the Underwriters Laboratories (UL) or International Electrotechnical Commission (IEC). ● When selecting, connecting, and routing power cables, follow local safety regulations and rules. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 34: Installing Cables For A Single Ups

    UPS. Install a build-out resistor at the COM-OUT port on the last lithium battery. NO TE ● The UPS2000-G-6KRTLL needs to connect to external lithium batteries. Each UPS supports a maximum of eight batteries connected in parallel. This document uses four lithium batteries connected in parallel as an example.
  • Page 35 UPS2000-G-6KRTLL User Manual 3 Installation Figure 3-5 Installing battery cables (rack-mounted, front view) (1) UPS rear view (2) Busbar Figure 3-6 Installing battery cables (rack-mounted, rear view) Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 36: Installing Cables For Parallel Upss

    Installing Battery Cables After lithium batteries are connected in parallel, connect signal cables to the BMS ports on the UPS. Install a build-out resistor at the COM-OUT port on the last lithium battery. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 37 UPS2000-G-6KRTLL User Manual 3 Installation Figure 3-9 Installing battery cables (rack-mounted, front view) (1) UPS rear view (2) Busbar Figure 3-10 Installing battery cables (rack-mounted, rear view) Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 38: Installing Communications Cables

    ● If you connect a DB9 connector to the RS232 port, the UPS can exchange data with the PC over serial communication. ● You can use only either USB or RS232. Figure 3-12 Installing communications cables Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 39: Verifying The Installation

    Spacing between cable ties Distances between cable ties are the same, and no burr exists. Operating environment The inside and outside of the cabinet are free from conductive dust or other sundries. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 40: Control Panel

    The UPS control panel is located on the front panel of the chassis. The control panel allows you to control and operate the UPS, view the running status, set parameters, and view alarms. 4.1.1 LCD Panel Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 41 Indicates that the UPS is in bypass mode. Indicates that the UPS is in ECO mode. Indicates that the DC/AC inverter circuit is operating. Indicates that the output terminal is delivering power. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 42: Buttons

    Indicates the remaining battery backup time. H: hour; M: minute; S: second Indicates that the UPS is muted. 4.1.2 Buttons Figure 4-1 Buttons on the UPS control panel Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 43 ● Confirm: In UPS setting mode, press OFF/ENTER to confirm selection. ON/MUTE+SELECT+OFF/ENTER Restore the initial password: Press and hold ON/MUTE, SELECT, and OFF/ENTER at the same time for 3s on the password login screen. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 44: Lcd Screen Information

    DC discharge current, battery SOH, battery SOC, AC discharge current, and CPU version. Table 4-3 LCD screen information Display Description Input voltage/Output voltage (default screen) Input frequency/Output voltage Charge current/Output voltage Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 45 User Manual 4 Control Panel Display Description Battery voltage/Output voltage Battery voltage/Output frequency Battery voltage/Load percentage (< 3% as shown in the figure) Battery SOH/Battery DC discharge current Battery SOC/AC discharge current Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 46: Lcd Character Display

    Battery not connected Password input Battery cut-off voltage Maximum charge current ECO mode Exit the setting mode Automatically return to the default screen Manual discharge test disabled Discharge test enabled Float charge voltage Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 47: Parameter Settings

    OFF/ENTER to confirm the setting. If you forgot the password, press and hold ON/MUTE, SELECT, and OFF/ENTER at the same time for 3s on the password login screen to reset the password. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 48 5 minutes (4 is displayed for 4 minutes and 59 seconds; the seconds are not displayed). Figure 4-4 Page displayed after five consecutive incorrect password attempts Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 49 Maximum charge ● Default value: 10 A current ● Value range: 10–60 A. The value increases by 10 A each time you press SELECT. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 50 ● Default value: 4 (200 ● Value range: 1 (50 Ah) to 48 (2400 Ah). The value increases by 50 Ah each time you press SELECT. Output frequency ● 50 Hz (default) ● 60 Hz Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 51 UPS works in ECO mode. Battery discharge Disable battery test discharge test (default). Enable battery discharge test. The battery discharge test time is controlled by the battery discharge time and SOC percentage. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 52 1 minute in any mode, the default screen (input voltage/output voltage) is displayed. Keep on the current screen: The display panel remains on the currently opened screen. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 53 001, which is used for the RS485 communications ports (connect to northbound devices). Set different communications addresses for parallel UPSs. Restore factory Disable the function of settings restoring default setting (default). Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 54 ● On the password login screen, press and hold ON/MUTE, SELECT, and OFF/ ENTER at the same time for 3s to restore the initial password. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 55: Operating Modes

    Table 4-6 Operating mode description Operating Description Display Mode Standby The UPS does not Charging batteries with mains power mode supply power, but it can still charge batteries. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 56 Not charging batteries ECO mode The UPS supplies Charging batteries with mains power mains power. The mains power can be used to charge batteries. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 57 Not charging batteries Normal The UPS supplies Not charging batteries mode primary power. The UPS also charges batteries if they are connected. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 58: Alarm Types

    Table 4-7 Critical alarms Code Display Meaning Overtemperature Battery overvoltage Output short-circuit detected by the internal converter Output overvoltage Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 59 Inconsistent parallel versions Parallel current equalization fault Inconsistent parallel output voltage settings Parallel CAN communication fault Parallel host signal lost Parallel synchronization signal lost Inconsistent parallel battery voltage detection Inconsistent parallel mains detection Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 60: Minor Alarms

    Lithium battery high temperature protection Lithium battery low temperature protection Lithium battery high voltage protection Lithium battery low voltage protection Lithium battery overcurrent protection Lithium battery fault Lithium battery exception protection Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 61 Overload The inverter switch is off in ECO mode. The number of started inverters is insufficient to carry the load. Output in battery mode Inconsistent battery capacity Battery not connected Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 62: Alarm Handling

    15s within overtemperatur fan and remove blockage. 30s. e protection is sundries. triggered, the ● Possible cause: system may The fan is faulty. transfer to Measure: Replace bypass mode. the fan. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 63 50°C. After the temperat ure is restored normal, the alarm can be automatic ally cleared for three times. After that, you need manually clear the alarm. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 64 ● Possible cause: disconnected. The sampling is faulty due to environmental factors. Measure: Send the device to the maintenance center. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 65 The system Possible cause: The overload disconnects the load exceeds the manually time exceeds power output. UPS capacity. rectify the Measure: Reduce fault or specification. the load. power off restart device. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 66 15s. inverter output Measure: Send the rectify the and transfers device to the fault or to bypass maintenance power off mode. center. restart device. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 67 ● Check that the to the range. a critical bypass voltage normal alarm is and frequency range. generated. are within their ● In bypass normal ranges. mode, the power output is disconnecte Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 68 ● The mains frequency change rate exceeds the phase lock rate defined in specificati ons (2 Hz/s for a single UPS and 1 Hz/s for a parallel system). Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 69 0°C. recovered due to ● Discharge protection against abnormality, temperatu contact local Huawei engineers protection to rectify the fault. : The minimum cell temperatu re is less than – 20°C. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 70 , the Huawei engineers maximum to rectify the fault. cell voltage can be 3.9 V. ● The battery string voltage is greater than 55 V. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 71 Measure: Reduce protection for 15s cannot be the load. Add threshold. charged or Discharge batteries. discharged. current ≥ 0.98 times of the current limit and Vbus < 17 V for 8s Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 72 Measure: Check the discharged. is too high. cable connection, check the host The output is status, or reduce short- the load. circuited. Batteries are reversely connected. The output is overloaded. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 73 BMS communi for 40s. function fails cation (lithium failure battery voltage boosting and current limiting). Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 74 Fan not components maintenance bypass mode. blocked: exceeds 87°C center. for 100 ms. highest temperat ure of internal compone nts is lower than 50°C. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 75 UPSs in inverters is transfer back insufficient to inverter insufficie parallel to support mode. nt to system the actual carry the load. load. turned on. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 76 65 A for ● Possible cause: 10 ms. The circuit is ● Inverter faulty. started: Measure: Send the The PFC device to the current maintenance exceeds center. 65 A for 260 μs. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 77 10s. device. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 78 Measure: Locate power off 50 V for 3s. the load and remove it. restart ● Possible cause: The circuit is device. faulty. Measure: Send the device to the maintenance center. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 79 If maintenance power off other UPSs in center. the parallel restart system can deliver output device. in inverter mode, the UPS that has generated the alarm delivers no output. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 80 If maintenance power off system. other UPSs in center. the parallel restart system can deliver output device. in inverter mode, the UPS that has generated the alarm delivers no output. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 81 40 V to 100 deliver output e mode. V for 120 ms. in inverter mode, the UPS that has generated the alarm delivers no output. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 82: Operations

    ● If no batteries are connected to the UPS of the long backup time model, the buzzer keeps buzzing. ● To prevent triggering overload protection, start the loads with higher power and then loads with lower power. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 83: Start The Ups Using Mains Power

    Press and hold SELECT for 1s on a non-setting screen to access the login screen for parameter settings. The initial password is 123. Enter the correct password to access the UPS setting mode. Figure 5-2 Password setting screen Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 84: Cold-Starting The Ups Using Batteries

    SELECT for 1s on a non-setting screen to access the login screen for parameter settings. The initial password is 123. Enter the correct password to access the UPS setting mode. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 85: Shutting Down A Ups

    On the default screen, press and hold OFF/ENTER for more than 5s. Release the button when you hear the buzzer buzzing. The UPS inverter is shut down. The UPS transfers to bypass mode when the mains is available. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 86: Performing Epo

    Turn on the EPO switch (provided by the customer). The UPS enters the EPO state. That is, the UPS shuts down the inverter, and does not transfer to the bypass mode. Figure 5-7 EPO cable connection on a single UPS 5.3 Parallel System Operations Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 87: Starting A Parallel System

    Press and hold SELECT for 1s on a non- setting screen to access the login screen for parameter settings. The initial password is 123. Enter the correct password to access the UPS setting mode. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 88: Cold-Starting The Upss Using Batteries

    Step 3 Press ON/MUTE to start the UPSs. The UPSs will enter the standby mode. Press and hold SELECT for 1s on a non-setting screen to access the login screen for Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 89: Shutting Down A Parallel System

    Step 2 Disconnect the parallel communications cables of the UPS to be shut down, and then switch off the AC input circuit breaker (K 1 or K 2) and AC output circuit breaker (Q1 or Q2) for the UPS. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 90 Step 4 Switch off the external battery circuit breaker for each UPS or the general battery circuit breaker (when all UPSs share a battery string). If no external battery circuit breaker is configured, disconnect battery power cables from each UPS. ----End Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 91: Performing Epo

    Turn on the EPO switches (provided by the customer). The UPSs enter the EPO state. That is, the UPSs shut down the inverters, and do not transfer to the bypass mode. Figure 5-11 EPO cable connection in a parallel system Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 92: Ups Maintenance

    ● Humidity: 0– check the air 95% RH (non- conditioner condensing) status. ● If the input voltage is abnormal, check the power grid status and input cable connection. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 93 ● Secure the and external terminals are free output power distribution from noticeable terminals. equipment) sparks. Battery self-check No battery alarm Identify the Yearly is generated. causes based on the alarm information. Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 94: Technical Specifications

    When the altitude is greater than 1000 m but less than 4000 m, the power should be derated. For details, see IEC 62040-3. Storage and –40°C to +70°C transportation temperatures Noise < 60 dBA @ 1 m Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 95: Mains Input Electrical Specifications

    320 V AC input, no damage to the UPS (at least 2 hours) voltage 7.4 Bypass Input Electrical Specifications Table 7-4 Bypass input electrical specifications Item Specifications Bypass input 220 V AC/230 V AC/240 V AC voltage Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 96: Output Electrical Specifications

    ● 100% resistive load: ≥ 92%; 50% resistive load: ≥ 93%; 30% resistive load: ≥ 91% Waveform (battery mode) Sine wave THDv ● < 5% (non-resistive loads) ● < 3% (resistive loads) Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 97: Battery Electrical Specifications

    ±5% (0–100%, 100%–0% load change) Output regulated voltage precision Load detection precision 7.6 Battery Electrical Specifications Table 7-6 Battery electrical specifications Item Specifications Battery type Lithium battery (external), supported models: ESM-48100B1 and ESM-48150B1 Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 98: Eco Specifications

    A maximum of eight batteries can be connected in parallel. Charge current 10–60 A limit Rated charge 56 V voltage Operating Charge: 0°C to 45°C; discharge: –20°C to +45°C temperature Humidity 5%–95% RH 7.7 ECO Specifications Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 99: Parallel System Specifications

    IEC 61000-2-2 immunity ESD immunity IEC 61000-4-2 Conducted IEC 61000-4-6 susceptibility (CS) Radiated susceptibility IEC 61000-4-3 (RS) Electrical fast IEC 61000-4-4 transient/burst Surge IEC 61000-4-5 Power frequency IEC 61000-4-8 magnetic field Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 100 User Manual 7 Technical Specifications Item Standards Compliance Harmonic current IEC 61000-3-12 Voltage dip IEC 61000-3-11 Impact current (surge ● IEC/EN 60240-2 protection) ● IEC/EN 61000-4-5 ● YD/T 1095-2000 ● YD/T 944-2007 Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

  • Page 101: A Acronyms And Abbreviations

    HTTPS Hypertext Transfer Protocol Secure liquid crystal display large-scale integrated management information base Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.
  • Page 102 SNMP Simple Network Management Protocol Secure Shell THDv total harmonic distortion of output voltage telecommunication network voltage uninterruptible power system Universal Serial Bus VRLA valve regulated lead acid Issue 01 (2020-08-06) Copyright © Huawei Technologies Co., Ltd.

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