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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
02
Date
2022-06-30
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 2022-06-30 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 its features, performance specifications, appearance, structure, working principles, installation, operation, and maintenance. UPS is short for uninterruptible power system. NO TE ● The UPS applies only to commercial and industrial use, rather than medical facilities and life support equipment.
  • Page 4 "Alarm Handling." ● Updated "Operations" and optimized the figures in the operation procedure. ● Added figures for installing PE cables. For details, see "Installation." 2020-08-06 This issue is the first official release. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 5: Table Of Contents

    3.6.1 Installing AC Power Cables............................32 3.6.2 Installing Battery Cables..............................33 3.6.3 Installing Communications Cables..........................34 3.7 Verifying the Installation..............................36 4 Control Panel..........................38 4.1 LCD Introduction................................... 38 4.1.1 LCD Panel..................................... 38 Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 6 7.6 Battery Electrical Specifications............................. 113 7.7 ECO Specifications................................114 7.8 Parallel System Specifications............................115 7.9 Safety and EMC................................... 115 A Lithium Battery Power Backup Time................117 B Acronyms and Abbreviations................... 118 Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 7: Safety Information

    Equipment damage due to force majeure, such as earthquakes, fire, and storms ● Damage caused during transportation by the customer ● Storage conditions that do not meet the requirements specified in this document Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 8: Personal Safety

    In the case of a fire, immediately leave the building or the equipment area and activate the fire alarm or call emergency services. Do not re-enter the building or affected area until it has been deemed safe by qualified professionals. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 9: Equipment Safety

    Additional measures may be needed to prevent the interference. General Requirements ● The UPS is used for commercial and industrial purposes only. It cannot be used as a power supply for life support devices. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 10 – Environments that are conducive for the growth of microorganisms such as fungus or mildew Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 11: Battery Safety

    D ANGER There is a risk of explosion if the model of the replaced battery is incorrect. The battery should be replaced with a battery of the model recommended by the manufacturer. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 12 SOC. Otherwise, batteries may be damaged due to overdischarge. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 13 CO , CO, N , and H . To prevent fire or corrosion, ensure that flammable gas (such as hydrogen) is properly exhausted. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 14: Electrical Safety

    AC input power supply; otherwise, electric shock as a result of electricity leakage may occur. ● Do not operate the equipment in the absence of a properly installed ground conductor. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 15 When holding a board, hold its edge without touching any components. Do not touch the components with your bare hands. ● Package boards with ESD packaging materials before storing or transporting them. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 16: Environmental Requirements

    To prevent fire due to high temperature, ensure that the ventilation vents or heat dissipation system are not blocked when the equipment is running. ● The equipment room should have good heat insulation, and the walls and floor should be protected against moisture. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 17: Mechanical Safety

    ● Before installation, ensure that the equipment is firmly anchored to the floor or other solid objects, such as a wall or an installation rack. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 18: 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 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 19: 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 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 20: Product Structure

    (9) Battery wiring (7) USB port terminals (behind the terminal (behind the cover) cover) (10) Parallel current (11) Emergency power- (12) Parallel equalization port off (EPO) port communications ports (13) Battery PE terminal Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 21: Communications Ports

    Table 2-3 RS232 port pin definitions Meaning Reserved UPS transmit terminal for RS232 data communication UPS receive terminal for RS232 data communication Reserved Common terminal for RS232 data communication 6–9 Reserved Figure 2-5 RS485/BMS port pins Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 22: Battery Module

    The UPS uses 48 V lithium battery modules to provide backup power. Only the ESM-48100B1 and ESM-48150B1 are applicable to the 6 kVA UPS. The 100 Ah and 150 Ah ESMs have the same panels and ports but different dimensions. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 23 ESM positive Positive and negative ports terminal of the ESM. They are secured by M6 screws. Appropriate OT terminals should be used. The required torque is 4.5– 5.5 N·m and the Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 24 Steady on: The ESM is being charged. indicator Off: The ESM is open-circuited or discharging. DCHG Discharge Green Steady on: The ESM is discharging. indicator Off: The ESM is open-circuited or being charged. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 25 Activation through the power port: Supply a DC input voltage of 43.2–58 V (50 Ah), 43.2–58 V (100 Ah), or 43.2–59 V (150 Ah) to the power terminal on the front panel for at least 5s. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 26 MANUAL ON/OFF button, you need to hold down this button again to reactivate the ESM. ● If the UPS is configured with 48 V lithium batteries, other optional components and independent communications with lithium batteries are not supported. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 27: 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 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 28: Tools

    Figure 3-1 Clearances 3.2 Tools 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 Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 29 (2 mm) (M4/M6) Cable installation tools Wire stripper RJ45 crimping Electro-hydraulic Heat gun tool pliers Cord end terminal Diagonal pliers Crimping tool Hydraulic pliers crimping tool Cable cutter Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 30: Installing A Ups

    Measurement instruments Clamp meter Multimeter Network tester Engineering auxiliary materials Label Cable tie Cotton cloth Heat-shrink tubing Insulation tape Other tools Electrician's knife Tweezer Brush Vacuum cleaner 3.3 Installing a UPS Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 31 ● The guide rails for the UPS2000-6KRTLL are 592.37–807.37 mm long, 30 mm wide, and 87 mm high. The guide rails are scalable and support Huawei M-shaped cabinets. Install the mounting ears on both sides of the UPS.

  • Page 32: Preparing Power Cables

    ● For the 6 kVA model, use PE cables that have a cross-sectional area of 6 mm and 6 mm M4 OT terminals. ● The UPS battery input terminal has a voltage of 56 V 10 seconds before batteries are connected. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 33: Installing Cables For A Single Ups

    Step 2 Remove the AC input, output, and battery terminal covers from the UPS. Step 3 Install AC output power cables, AC input power cables, and battery cables in sequence. Figure 3-4 AC input, output, and battery wiring diagram Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 34: Installing Battery Cables

    Figure 3-5 Installing battery power cables NO TE ● The UPS2000-G-6KRTLL needs to connect to external lithium batteries. Each UPS supports a maximum of 16 batteries connected in parallel. This document uses four lithium batteries connected in parallel as an example.
  • Page 35 User Manual 3 Installation Figure 3-6 Installing the battery PE cable (1) Ground bar Step 3 Install positive and negative battery cables. Figure 3-7 Installing battery cables (rack-mounted, front view) (1) Busbar Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 36: Installing Communications Cables

    Figure 3-9 Busbar mounting hole dimensions (unit: mm) ----End 3.5.3 Installing Communications Cables Procedure Step 1 Install communications cables. Step 2 Install a build-out resistor at the COM_OUT port on the last lithium battery. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 37 UPS2000-G-6KRTLL User Manual 3 Installation Figure 3-10 Installing battery communications cables Figure 3-11 Installing communications cables Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 38: Installing Cables For Parallel Upss

    Step 2 Remove the AC input and output terminal covers from each UPS. Step 3 Install AC output power cables and then AC input power cables in sequence. Figure 3-12 Connecting AC input and AC output power cables (two parallel UPSs sharing batteries) Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 39: Installing Battery Cables

    Step 3 Connect a cable between the PE terminal and the cabinet ground bar. Figure 3-13 Installing the battery PE cable (1) Ground bar Step 4 Install positive and negative battery cables. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 40: Installing Communications Cables

    UPS2000-G-6KRTLL User Manual 3 Installation Figure 3-14 Installing battery cables (rack-mounted, front view) (1) Busbar Figure 3-15 Installing battery cables (rack-mounted, rear view) ----End 3.6.3 Installing Communications Cables Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 41 Step 1 Install battery communications cables and install a build-out resistor at the COM_OUT port on the last lithium battery. Figure 3-16 Installing battery communications cables Step 2 Install parallel communications cables and parallel current equalization cables. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 42: Verifying The Installation

    DB9 port. ● You can use either USB or RS232. ----End 3.7 Verifying the Installation Table 3-2 Post-installation checklist Item Expected Result Cable routing Cables are routed properly according to engineering requirements. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 43 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 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 44: 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 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 45 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 supplying power. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 46 H: hour; M: minute; S: second ● Indicates the UPS parallel connection status. ● If the icon is not displayed, the UPS is in single mode. Indicates that the UPS is muted. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 47: Buttons

    If you need to mute the alarm, perform the mute operation again. ● Go to the previous item: When the LCD is on, press ON/MUTE to go to the previous item. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 48: Lcd Screen Information

    The information is displayed in the following sequence: input voltage, input frequency, charge current, battery voltage, output voltage, output frequency, load percentage, DC discharge current, battery SOH, battery SOC, AC discharge current, and CPU version. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 49 Table 4-3 LCD screen information Display Description Input voltage/Output voltage (default screen) Input frequency/Output voltage Battery voltage/Output frequency Battery voltage/Load percentage (< 3% as shown in the figure) Charge current/AC discharge current Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 50: Lcd Character Display

    Battery DC discharge current/AC discharge current Battery SOH Battery SOC CPU version, for example, 82.13 4.2 LCD Character Display Table 4-4 LCD character display Acronyms and Display Meaning Abbreviations Communications address Battery not connected Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 51 Disabled Battery discharge time ECO mode Enabled Error Exit the setting mode Automatically return to the default screen Shallow discharge test Float charge voltage Frequency Manual alarm clearance Hour Host Minute Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 52: Parameter Settings

    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. You will be locked out after multiple failed attempts. For details, see the following table. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 53 59 seconds are displayed as 4, and seconds are not displayed.) 10 ≤ Attempts 60 minutes (59 minutes and 59 seconds are displayed as 59, and seconds are not displayed.) Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 54 Figure 4-2 Entering the password (initial password: 000001) Table 4-6 Setting parameters Name Display Description Exiting the setting ESC: Exit the setting mode mode. Manual alarm FSD: manual alarm clearance clearance (disabled by default) Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 55 Number of ● Default value: 1 parallel UPSs ● Value range: 1–4 Battery discharge ● Default value: 0 time hours (indicating that this function is disabled) ● Value range: 0–48 hours Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 56 UPS works in inverter mode. Auto mode: When the mains is available, the UPS works in normal mode. If the mains frequency is unstable, the UPS works in bypass mode. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 57 SOC. ● 20% (default) ● Value range: 0– 100%. The value is incremented by 1% each time you press SELECT. Buzzer Buzzer enabled (default) Buzzer disabled Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 58 When the lithium battery communication is available, the UPS automatically adapts to the equalized charge voltage based on the connected lithium battery model. The value is fixed and cannot be changed. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 59 Communications The default address communications address is 001, which is used for the RS485 communications ports (connect to northbound devices). Set different communications addresses for parallel UPSs. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 60 (default): If the function is enabled, a password is required for accessing the settings screen. LCD password control disabled: If the function is disabled, no password is required for accessing the setting screen. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 61 1% for each additional 100 m. The power can be derated down to 70%. ● Value range: 1000– 4000 m Battery capacity Battery capacity test test disabled (default) Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 62: Operating Modes

    Table 4-7 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. Not charging batteries Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 63 Not charging batteries ECO mode The UPS supplies Charging batteries with mains power mains power. The mains power can be used to charge batteries. Not charging batteries Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 64 Not charging batteries Normal The UPS supplies Not charging batteries mode primary power. The UPS also charges batteries if they are connected. Charging batteries with mains power Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 65: Alarm Types

    Table 4-8 Critical alarms Code Display Meaning Overtemperature Battery overvoltage Output short-circuit detected by the internal converter Output overvoltage Download timeout Bus overvoltage Bus soft-start failure PFC overcurrent Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 66 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 EPO triggered Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 67: Minor Alarms

    Lithium battery overcurrent protection Battery discharge test enabled The battery discharge time reaches the maximum. UPS working in bypass mode UPS locked in bypass mode due to three transfers to bypass mode Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 68 Lithium battery fault Lithium battery exception protection Lithium battery communication unavailable Lithium battery reverse connection protection ECO missing Inconsistency between lithium battery capacity and battery capacity setting Charger circuit overcurrent Battery not connected Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 69: Alarm Handling

    30s. overtemper Measure: ature Check the protection fan and is triggered, remove the system sundries. ● Possible transfer to cause: bypass The fan mode. is faulty. Measure: Replace the fan. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 70 Send the to normal, device to the alarm can be maintenanc automatical e center. ly cleared for three times. After that, you need to manually clear the alarm. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 71 58 V. discharge the battery to a normal voltage. ● Possible cause: sampling is faulty due to environ mental factors. Measure: Send the device to maintenanc e center. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 72 Power off manually than five the device clear the cycles of to locate alarm or time. and rectify restart the the short- device. circuit fault, and then power on the device. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 73 The rectify the time the power load fault or exceeds the output. exceeds the power off specificatio and restart capacity. the device. Measure: Reduce the load. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 74 Measure: Check that the parallel cable and current equalizatio n cable are properly connected. ● Possible cause: circuit is faulty. Measure: Send the device to maintenanc e center. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 75 ● Check when a that the critical bypass alarm is voltage generate frequenc ● In y are bypass within mode, their normal power ranges. output is disconne cted. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 76 2 V. Communica tion is abnormal, and the battery voltage falls to 47 V Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 77 ● The mains frequenc y change rate exceeds phase lock rate defined in the specifica tions (2 Hz/s for a single UPS and 1 Hz/s for a parallel system). Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 78 , contact 65°C. red. local Huawei engineers to rectify the fault. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 79 ● The ALM protection m cell indicator against temperat on the abnormality ure is faulty , contact less than lithium local –20°C. battery Huawei turns engineers red. to rectify the fault. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 80 ● The ALM indicator Measure: If on the the lithium faulty battery lithium cannot be battery recovered turns due to red. protection against abnormality , contact local Huawei engineers to rectify the fault. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 81 The system Measure: discharge discharge or deep transfers to Switch off test test is discharge battery the battery function complete. function is mode. shallow or enabled enabled deep manually. discharge test mode. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 82 The state turned on bypass automatical UPS is again. mode more ly switch overloaded. than three back to times inverter within 30 mode. minutes due to overload. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 83 UPSs to the with the with the Check actual setting. setting. whether value. the actual number of parallel UPSs is the same as the setting and whether parallel cables are disconnecte Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 84 UPSs. insufficient parallel inverters is mode and to carry the system are insufficient cannot load. turned on. to support transfer the actual back to load. inverter mode. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 85 UPS. may be triggered, which causes the system to power off. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 86 3.9 V. against ● The abnormality battery , contact string local voltage Huawei engineers greater to rectify than 55 the fault. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 87 The cell indicator Restart the voltage is on the lithium severely faulty battery. If unbalanced. lithium the fault battery persists, The BMS turns replace the board red. lithium circuit is battery. faulty. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 88 40s. inaccurate, is properly tion failure and the connected. For details, functions 3.6.3 (lithium Installing battery Communic voltage ations boosting Cables. and current limiting) fail. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 89 UPS is Measure: ECO mode. ECO mode. working in Check bypass whether mode, it the ECO transfers to input another voltage or working frequency mode. exceeds the normal range. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 90 Improve the ● Inverter power grid started: quality. The PFC ● Possible current cause: exceeds 65 A for circuit is 260 μs. faulty. Measure: Send the device to maintenanc e center. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 91 ● Possible ● Normal cause: mode: The bus circuit is voltage faulty. is less Measure: than the Send the peak device to mains voltage maintenanc by over e center. 80 V. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 92 Measure: and restart exceeds output in Send the the device. 10% of the bypass device to total mode. sampling maintenanc range. e center. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 93 105 A. surge power off transfers to occurs. and restart bypass Measure: the device. mode. Improve the power grid quality. Possible cause: The charger circuit is damaged. Measure: Replace the charger circuit. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 94 Measure: Otherwise, Upgrade the UPS transfers to software to bypass the same mode version. because the number of parallel UPSs is inconsistent Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 95 UPS Measure: exits the Set the parallel output system. voltages to Otherwise, the same the UPS value. transfers to bypass mode because the number of parallel UPSs is inconsistent Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 96 If device to other UPSs in the maintenanc parallel e center. system can deliver output in inverter mode, the UPS that generated the alarm delivers no output. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 97 UPSs than 4 V for in the share one 120 ms. parallel battery system can string. deliver output in inverter mode, the UPS that generated the alarm delivers no output. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 98 36 V. is lower the output cables are than 36 may be correctly interrupted connected. after mains ● Batteries outage. reversely connecte Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 99: Operations

    ● If no batteries are connected to the UPS with long backup time, the buzzer keeps buzzing. ● To prevent triggering overload protection, start the loads with higher power and then loads with lower power. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 100: Starting The Ups Using Mains Power

    Step 3 Press and hold SELECT for 1s on a non-setting screen to access the login screen for parameter settings. The initial password is 000001. Enter the correct password to access the UPS setting mode. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 101 UPS2000-G-6KRTLL User Manual 5 Operations Figure 5-3 Entering the password (initial password: 000001) Step 4 Set the output voltage to 220 V or other values based on site requirements. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 102: Cold-Starting The Ups Using Batteries

    5.2.1.2 Cold-Starting the UPS Using Batteries Step 1 Switch on the external battery circuit breaker (if any). Step 2 Press ON/MUTE to start the UPS. The UPS will enter standby mode. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 103 UPS. Step 6 Press and hold ON/MUTE for more than 5s. Release the button when you hear a beep sound. The UPS starts to work in battery mode. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 104: Shutting Down A Ups

    5.2.3 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 bypass mode. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 105: Parallel System Operations

    ● To prevent triggering overload protection, start the loads with higher power and then loads with lower power. Figure 5-8 AC input, output, and battery wiring diagram (two parallel UPSs sharing batteries) Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 106: Starting The Upss Using Mains Power

    Step 4 Press and hold SELECT for 1s on a non-setting screen to access the login screen for parameter settings. The initial password is 000001. Enter the correct password to access the UPS setting mode. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 107 UPS2000-G-6KRTLL User Manual 5 Operations Figure 5-11 Entering the password (initial password: 000001) Step 5 Set the output voltage to 220 V AC or other values based on site requirements. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 108 UPS. Step 8 Press and hold ON/MUTE on each UPS in the parallel system for more than 5s. The UPS parallel system transfers to normal mode. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 109: Cold-Starting The Upss Using Batteries

    240: The output voltage is 240 V AC. Step 5 Operate the UPSs one by one to set the number of parallel UPSs in operation. Press SELECT to go to the setting screen, and set parallel system parameters. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 110: Shutting Down A Parallel System

    (Q1 or Q2) for the UPS. Step 3 Switch off the external battery circuit breaker (if any), or disconnect battery power cables for the UPS. The UPS exits the parallel system. ----End Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 111: Performing Epo

    5.3.3 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 bypass mode. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 112: Transferring To Maintenance Bypass Mode

    The cable connection in a parallel system is used as an example. Procedure Step 1 Connect the dry contact signal controlled by the external maintenance bypass switch (provided by the customer) to the MBS. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 113 The UPS shuts down the inverter and transfers to bypass mode. Step 3 Turn on the external maintenance bypass switch (provided by the customer). The UPS transfers to maintenance bypass mode. ----End Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 114: 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 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 115 ● 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 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 116: 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 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 117: 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 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 118: 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 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 119: 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 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 120: Eco Specifications

    Charge: 0°C to 45°C; discharge: –20°C to +45°C temperature Relative humidity 5%–95% RH 7.7 ECO Specifications Table 7-7 ECO specifications Specifications Specifications ECO voltage range ±10% ECO frequency ±2 Hz range Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 121: Parallel System Specifications

    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 Harmonic current IEC 61000-3-12 Voltage dip IEC 61000-3-11 Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 122 UPS2000-G-6KRTLL User Manual 7 Technical Specifications Item Standards Compliance Impact current (surge ● IEC/EN 60240-2 protection) ● IEC/EN 61000-4-5 ● YD/T 1095-2000 ● YD/T 944-2007 Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 123: A Lithium Battery Power Backup Time

    ● "/" indicates that the load power is greater than the battery discharge power. In this case, this configuration is not supported. ● The backup time listed above is the factory default. The battery backup time decreases with the battery capacity. Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 124: B Acronyms And Abbreviations

    HTTPS Hypertext Transfer Protocol Secure liquid crystal display large-scale integrated management information base Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 125 RS232 Recommended Standard 232 RS485 Recommended Standard 485 SELV safety extra-low voltage Secure Shell THDv total harmonic distortion of output voltage telecommunication network voltage uninterruptible power system Universal Serial Bus Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd.

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