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• Page 1
  UPS2000-A-(6 kVA-10 kVA) User Manual Issue Date 2019-12-19 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 potentially hazardous situation which, if not avoided, could result in equipment damage, data loss, performance deterioration, or unanticipated results. NOTICE is used to address practices not related to personal injury. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 4
  Updated the section «Operating Environment». Issue 03 (2018-01-16) Added the description of device application scenarios. Issue 02 (2017-11-27) Updated the section «Operating Environment». Issue 01 (2015-08-18) This is the first release. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 5: Table Of Contents

  3.2.3.3 Connecting Cables to the UPS Standard Version with Long Backup Time …………41 3.2.3.4 Connecting Cables to the UPS Professional Version with Long Backup Time ………… 42 3.3 Parallel System Installation ……………………….44 Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 6
  6 Communications ……………………110 6.1 Optional Communications Components ……………………110 6.2 SNMP Card …………………………..110 6.3 Modbus Card …………………………..111 6.4 Dry Contact Card …………………………111 7 Routine Maintenance ………………….. 112 Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 7
  9.7 ECO Feature …………………………..129 9.8 Parallel Feature …………………………… 130 9.9 Safety Regulations and EMC ………………………. 130 A Parallel Parameter List ………………….132 B Alarm Handling ……………………133 C Acronyms and Abbreviations ………………..153 Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 8: Safety Information

  The «NOTICE», «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 9
   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 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 10
   To avoid electric shock, do not connect safety extra-low voltage (SELV) circuits to telecommunication network voltage (TNV) circuits. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 11: 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 12
  When selecting, connecting, and routing cables, follow local safety regulations and rules. The static electricity generated by human bodies may damage the electrostatic-sensitive components on boards, for example, the large-scale integrated (LSI) circuits. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 13: Installation Environment Requirements

   Ensure that the equipment room provides good heat insulation, and the walls and floor are dampproof.  Install a rat guard at the door of the equipment room. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 14: Mechanical Safety

  Before hoisting objects, ensure that hoisting tools are firmly secured onto a load-bearing object or wall.  Ensure that the angle formed by two hoisting cables is no more than 90 degrees, as shown in the following figure. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 15
  Do not climb higher than the fourth rung of the ladder from the top.  Ensure that your body’s center of gravity does not shift outside the legs of the ladder. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 16: Device Running Safety

  Metal shavings from drilling may short-circuit boards inside the equipment.  Obtain the consent from the customer, subcontractor, and Huawei before drilling.  Wear goggles and protective gloves when drilling holes. …

• Page 17
  The UPS can be configured with a backfeed protection dry contact to work with an external automatic circuit breaker, preventing the voltage from flowing back to input terminals over static bypass circuits. If the installation and maintenance personnel do not need backfeed Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 18: Battery Safety

   Dispose of waste batteries in accordance with local laws and regulations. Do not dispose of batteries as household waste. If a battery is disposed of improperly, it may explode. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 19
  The site must be equipped with qualified fire extinguishing facilities, such as firefighting sands and powder fire extinguishers. 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 20: Others

  Exercise caution when manually shutting down the UPS inverter for transferring to bypass mode, or when adjusting the UPS output voltage level or frequency. Doing so may affect the power supply to equipment. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 21
  UPS2000-A-(6 kVA-10 kVA) User Manual 1 Safety Information  Exercise caution when setting battery parameters. Incorrect settings will affect the power supply and battery lifespan. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 22: Overview

  UPS2000-A-10KTTL-S 10 kVA standard version with long backup time 10 kVA UPS2000-A-10KTTS-P professional version with standard backup time Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 23: Working Principle

  L: long backup time model, using external large-capacity batteries that provide long backup time. Standard/Professional  S: standard version standard  P: professional version 2.2 Working Principle 2.2.1 Conceptual Diagram Figure 2-2 shows the UPS conceptual diagram. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 24: Working Modes

  ECO is short for economy control operation. By default, ECO mode described in this document refers to mains ECO mode. 2.3 Appearance Figure 2-3 shows the side view of the 6 kVA/10 kVA UPS. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 25
  Mounting brackets are optional for UPSs with standard backup time and battery boxes and are not required for UPSs with long backup time. Figure 2-4 shows the rear view of the 6 kVA/10 kVA UPS standard version with standard backup time. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 26
  (7) AC output power-off (EPO) terminal (under the terminal (under the port cover) cover) Figure 2-5 shows the rear view of the 6 kVA/10 kVA UPS standard version with long backup time. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 27
  (under terminal (under the terminal (under the port the cover) cover) cover) Figure 2-6 shows the rear view of the 6 kVA/10 kVA UPS professional version with long backup time Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 28
  UPS terminal (under the (under the cover) (under the cover) cover) Figure 2-7 shows the rear view of the UPS2000-A-6 kVA/10 kVA professional version with long backup time Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 29
  The USB port supports the standard Modbus protocol and connects to a PC through a USB cable so that you can access the NMS, configure parameters, export data, and upgrade software. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 30: Optional Components

  Huawei product). A temperature and humidity sensor is optional. The SNMP card can also be used for web monitoring. It can be accessed through Internet Explorer and applies to large-scale and Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 31
  Modbus or YDN-23 protocol. Dry contact RMS-RELAY01A Provides six alarm dry card contact outputs (normal mode, battery mode, bypass mode, low battery voltage, bypass backfeed, and UPS faults) and two dry Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 32
  GSM are strong.) modems. Modem TD-8013 The modem and NetEco work together to provide the SMS alarm notification function. One modem needs to be configured. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 33
  UPS2000-A-(6 kVA-10 kVA) User Manual 2 Overview Component Model Function Remarks The input port of the power adapter of the modem complies with international standards. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 34: Installation

  Do not install the UPS in environments with conductive metal scraps in the air.  The ideal operating temperature for batteries is 20–30º C. Temperatures higher than 30º C shorten the battery lifespan and temperatures lower than 20º C reduces the backup time. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 35
  Reserve a clearance of at least 500 mm respectively from the front and rear panels of the UPS to the wall or adjacent equipment to facilitate ventilation and heat dissipation, as shown in Figure 3-2. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 36: Tools

  Clamp meter Multimeter Label Phillips screwdriver (PH 2 mm x 150 mm or PH 3 mm x 250 Flat-head COAX crimping Torque screwdriver Diagonal pliers screwdriver (2 mm tool x 80 mm) Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 37: Power Cables

  (PVC) insulation tape Heat shrink tubing Heat gun Electrician’s knife Protective gloves ESD gloves Insulated gloves Hydraulic pliers Cable tie Hammer drill and Rubber mallet drill bit φ16 3.1.3 Power Cables Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 38
  50 A 6 mm 10 kVA Input 220 V 63 A 10 mm OT-10 2.8 N.m standard AC, 230 (feature version V AC, or terminal with 240 V Output 63 A standard Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 39
  10 kVA 208 V 63 A OT-10 Input 10 mm professional AC, 220 (feature version with V AC, standard 230 V termin Output 63 A backup time AC, or (feature 240 V Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 40: Unpacking And Checking

  If customers purchase input and output power cables by themselves, use the cables that comply with standards proposed by Underwriters Laboratories (UL) or International Electrotechnical Commission (IEC). 3.1.4 Unpacking and Checking Figure 3-3 shows the transportation safety requirements. Figure 3-3 Transportation safety requirements Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 41: Single Ups Installation

  If there is any discrepancy, contact your local Huawei office immediately. Check that the fittings comply with the packing list. If some fittings are missing or do not comply with the packing list, record the information and contact your local Huawei office immediately.

• Page 42: Securing A Ups

  Securing the UPS Using Brake Pads Step 1 Move the UPS to the installation position. Step 2 Press down the brake pads to immobilize the UPS, as shown in Figure 3-5. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 43
  Mounting brackets are optional for UPSs with standard backup time and battery boxes and are not required for UPSs with long backup time. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 44
  Step 4 Use a hammer drill to drill holes for installing the M12x60 expansion bolts and then install the expansion sleeve in the holes. Figure 3-8 shows expansion bolt composition. Figure 3-9 shows how to install an expansion bolt. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 45
  Partially tighten the expansion bolt and vertically insert it into the hole. Knock the expansion bolt using a rubber mallet until the expansion sleeve is fully inserted into the hole. Partially tighten the expansion bolt. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 46: Connecting Cables

  Step 1 Switch off the AC input circuit breaker at the rear of the UPS and the upstream AC circuit breaker of the UPS. Step 2 Remove the UPS input and output wiring cover. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 47: Connecting Cables To The Ups Professional Version With Standard Backup Time

  Step 4 Install AC output power cables and then AC input power cables, as shown in Figure 3-12. A short-circuit bar is required only for a single UPS, but not a parallel system. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 48: Connecting Cables To The Ups Standard Version With Long Backup Time

  Step 4 Install battery cables to external battery strings or external battery boxes. Figure 3-14 shows connecting cables to external battery strings, Figure 3-15 shows connecting cables to external battery boxes. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 49: Connecting Cables To The Ups Professional Version With Long Backup Time

  Procedure Step 1 Switch off the AC input and output circuit breakers at the rear of the UPS, the upstream AC circuit breaker of the UPS, and the battery circuit breaker. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 50
   One or two battery boxes can be connected. For details, see the ESS-240V12- 2*(9AhBPVBA, 7AhBPVBA) Quick Guide. If longer backup time is required, the large battery rack solution is recommended. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 51: Parallel System Installation

  UPS with long backup time. Figure 3-19 Figure 3-20 use a UPS professional version with long backup time as an example to illustrate how to route cables. Route cables in other scenarios similarly. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 52: Securing Upss In A Parallel System

  (2) AC output power cable 3.3.2 Securing UPSs in a Parallel System Procedure Step 1 Secure each UPS in a parallel system by following the instructions provided in 3.2.2 Securing UPS. —-End Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 53: Connecting Cables To Parallel Upss (Professional Version With Standard Backup Time)

  Step 2 Remove the AC input and output wiring cover from each UPS in the parallel system. Step 3 Install AC output power cables and then AC input power cables for each UPS in the parallel system, as shown in Figure 3-21. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 54
  Step 4 Reinstall the AC input and output wiring cover on the UPS. Step 5 Connect parallel cables, as shown in Figure 3-22. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 55: Connecting Cables To Parallel Upss (Professional Version With Long Backup Time)

  Step 2 Remove the AC input, AC output and battery wiring cover from each UPS in the parallel system. Step 3 Install AC output power cables, and AC input power cables in sequence for each UPS in the parallel system, as shown in Figure 3-23. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 56
  UPS and a parallel system is the same. Step 5 Reinstall the AC input, output, and battery wiring cover on the UPS. Step 6 Connect parallel cables, as shown in Figure 3-24. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 57: Installing A Backfeed Protection Device

  To minimize the risk of electric shocks, install a backfeed protection device on the input side. Table 3-4 lists the rated voltages and currents for backfeed protection contactors on the UPSs. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 58: Feedback Prevention Connections (With Dry Contract Control)

  Coil: 12 V rated voltage; rated current of HJ2-L-DC12V (Panasonic control relay) less than 1 A 3.4.2 Feedback Prevention Connections (With Dry Contract Control) Figure 3-25 Figure 3-26 show backfeed protection connections (with dry contract control). Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 59
  UPS2000-A-(6 kVA-10 kVA) User Manual 3 Installation Figure 3-25 Bypass backfeed protection connections for the UPS2000-A-6 kVA/10 kVA (single-phase input single-phase output) Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 60: Check After Installation

  Ground cable connection The ground cable is securely connected to the equipment room ground bar. Measure the resistance between the UPS ground Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 61
  0.1 ohm. Distances between cable ties Distances between cable ties are the same, and no burr exists. Operating environment Clean the conductive air and other sundries. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 62: Control Panel

  (3) Bypass (4) Fault indicator indicator indicator (5) Enter/Startup/Battery (6) Down (7) Up button (8) Shutdown/Back Self-Check /Mute button button button 4.2 Indicators Table 4-1 describes the indicators on the control panel. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 63: Functional Buttons

  Enter/Startup/Battery  On the default screen in bypass mode, hold Self-Check/Mute down for more than 5 seconds. Release the button when you hear a beep sound. The UPS starts. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 64: Lcd

  30 seconds. 4.5 LCD Startup Screens Table 4-3 Symbol conventions Symbol Description Press A. Press B after you press A. The symbol conventions apply to all chapters in this document. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 65
  4 Control Panel  The LCD snapshots in this document correspond to the software version V100. If any LCD changes are made, contact Huawei technical support to obtain the latest snapshots.  The information in the menu pictures is for reference only.
• Page 66
  0%-25% (excluding 0%): Indicator 1 is steady on.  0%: Indicators 1, 2, 3, and 4 are off. Working No power Battery mode supply (mains charging connected) Others No power is Battery supplied discharging (batteries Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 67
  Others Battery mode ECO mode Battery charging Others Table 4-5 Description of working mode icons Symbol Meaning Mains input Rectifier/PFC working Battery mode Battery charging Battery hibernation Inverter mode Bypass mode Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 68: Starting The Ups In Normal Mode

  . Then, the LCD screen lights up. After the screen lights up for 1 second, initialization starts. After the initialization progress is complete, the default screen is displayed, as shown in Figure 4-5. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 69: Lcd Menu Hierarchy

  Table 4-6 Letter and LCD display mapping Letter Letter Letter Letter Display Display Display Display Number and LCD display mapping Table 4-7 lists the mapping between numbers and the LCD display. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 70
  LCD display. Table 4-9 Control menu Acronym and LCD Display No. Actual Display Meaning Abbreviation INV ON Starts the UPS. INV OFF Shuts down the UPS. ALR CLR Clears ADMC alarms. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 71
  Acronym and Meaning Abbreviation Output voltage level Output frequency system Maximum bypass voltage Minimum bypass voltage Number of batteries Total battery capacity Charge current limit EOD mode Discharge time protection setting Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 72: Control Menu

  Table 4-11. Table 4-11 Control menu and parameters Name Function Control Starts or shuts menu down the inverter, clears ADMC alarms, replaces batteries, synchronizes parallel parameters, and restores default settings. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 73
  UPS2000-A-(6 kVA-10 kVA) User Manual 4 Control Panel Name Function Start Starts the inverter manually. Shutdo Shuts down the inverter manually. Clear Clears ADMC ADMC alarms. Alarms Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 74: Setting Menu

  UPSs in the parallel system. Parameters cannot be synchronized for UPSs running in inverter output mode. Restore Restores default Default settings after you Settings shut down the inverter. 4.6.2 Setting Menu Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 75
  On the default screen, press Table and then ▲ to select a parameter and press 4-12. On the parameter setting screen, press Table 4-12 Setting parameters Function Value Preset Remarks Range Value Sett parameters. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 76
  45 Hz to 55 Hz, and the system output frequency is 50 Hz; if power-on bypass frequency ranges from (excluding 55 Hz) 55 Hz to 65 Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 77
  10%, 15%, associated 20%, with the system 25%. voltage  If the level. voltage system is 230 V, the values include 10%, 15%, 20%.  If the voltage system is 240 Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 78
  Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 79
  ECO mode. backup time: 16 (not configu rable)  kVA/10 professi onal version with standar backup time: 20 (not configu rable)  kVA/10 with long backup time: Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 80
  The time: mode. interval is 2.0 A 0.5 A. (unconf igurable  10 kVA with standar backup time: 2.0 A (unconf igurable  6 kVA with long Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 81
  ECO mode. provide a long backup time)  (Battery first: protect batterie s and extend battery lifespan  (Balanc e mode) default value is Backup time first. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 82
  Indicates The value whether to (disabled) allow a and ENA configura single UPS (enabled) ble only to work in after the blin ECO mode. inverter shuts down. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 83
  ECO mode, inverter when the shuts difference down. between the bypass voltage and the rated output voltage exceeds this value, the system determines that the voltage is abnormal transfers to normal Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 84
  UPS) and configura alle UPS of the PAR (a ble only professiona parallel after the l version. system) inverter of a UPS of profession al version shuts down. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 85: Active Alarm Display Menu

  4.6.3 Active Alarm Display Menu and then ▲ to enter the active alarm display menu, as On the default screen, press shown in Figure 4-7. Figure 4-7 Active alarm display menu Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 86: Historical Alarms Display Menu

  ▼ or ▲ to view the latest 10 On the historical alarm display menu, press alarms, including the alarm No, alarm ID, and alarm cause ID, as shown in Figure 4-10. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 87
  UPS2000-A-(6 kVA-10 kVA) User Manual 4 Control Panel Figure 4-10 Historical alarms (1) Historical alarm No. (2) Alarm ID (3) Alarm cause ID Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 88: Operations

  The input voltage rang for the mains to start the UPS is 120–280 V AC (or 80–280 V AC after the UPS powers on). The battery voltage range is (Number of batteries x 10.8)–280 V DC. 5.2 Single UPS Operations 5.2.1 Starting the UPS Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 89
  Step 3 After the LCD screen lights up for 1s, the initialization screen is displayed. After the progress bar is complete, the default screen is displayed, as shown in Figure 5-1. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 90
  The default value is 16 for the UPS with long backup time, and the value can range from 16 to 20. Figure 5-4 Setting the number of batteries Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 91
  On the standby screen, hold down to enter the CTR menu. Select INV ON in the CTR menu. If the UPS starts successfully, it enters normal mode, as shown in Figure 5-8. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 92
  Figure 5-9 Power-on and default screen Step 4 Set the voltage level based on the actual output voltage. The voltage level can be set to 208 V, 220 V (default), 230 V, or 240 V. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 93
  UPS with long backup time. The default value is 65 Ah for the 10 kVA UPS with long backup time, and the value can range from 7 Ah to 999 Ah. Figure 5-13 Setting the battery capacity Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 94
  On the standby screen, hold down to enter the CTR menu. Select INV ON in the CTR menu. If the UPS starts successfully, it enters normal mode, as shown in Figure 5-16. Figure 5-16 Battery mode Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 95: Shutting Down The Ups

  Step 3 Open the UPS upstream AC input circuit breaker, AC output circuit breaker on the rear panel of the UPS, and output circuit breaker. After all indicators turn off and fans stop, the UPS shuts down, and the loads power off. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 96: Performing Epo

  The external EPO switch (switch or dry contact signals controlled by a switch) is provided by the customer.  After performing EPO, 55-1 critical alarm generated. When EPO expired, choose CTR > ALR CLR clears ADMC alarms on LCD, as shown in Figure 5-19. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 97: Parallel System Operations

  LCD accordingly. The battery lifespan will be shortened if the value on the LCD is less than the actual number, or a battery leakage or even a fire disaster may occur if the value is greater. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 98
  Step 3 After the LCD screen lights up for 1s, the initialization screen is displayed. The parallel system supplies no power. After the initialization progress is complete, the default screen is displayed, as shown in Figure 5-20. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 99
  The default value is 16 for the UPS with long backup time, and the value can range from 16 to 20. Figure 5-23 Setting the number of batteries Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 100
  Figure 5-26 Transferring from single mode to parallel mode Step 10 Start each UPS in the parallel system one by one by using either of the following methods for the parallel system to work in normal mode: Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 101
  Step 11 After you ensure that the parallel system runs properly, switch on the AC output circuit breaker of the parallel system to supply power to the loads. To prevent triggering overload protection, start the loads with higher power and then loads with lower power. —-End Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 102
  Step 7 (This step is required only for the UPS with long backup time.) Set the number of batteries based on the actual battery capacity. The default value is 16 for the UPS with long backup time, and the value can range from 16 to 20. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 103
  1.0 A to 8.0 A with an interval of 0.5 A. Figure 5-34 Setting the charge current limit Step 10 Set the parallel mode and the number of redundant UPSs. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 104
  On the default screen, hold down to enter the CTR menu. Select INV ON in the CTR menu. If the UPS starts successfully, it enters battery mode, as shown in Figure 5-37. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 105: Shutting Down The Parallel System

  The inverter shuts down, and the UPS transfers to bypass mode.  On the default screen, press to enter the CTR menu. Choose INV OFF to shut down the inverter. The UPS transfers to bypass mode, as shown in Figure 5-38. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 106
  —-End Shutting Down the Inverters of a Parallel System to Transfer to No Output Mode Step 1 Shut down loads. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 107: Performing Epo For A Parallel System

  After UPSs enter the EPO state, a 55-1 EPO alarm is generated. After the EPO is cleared, choose CTR > ALR CLR clears the automatically detected and manually cleared (ADMC) alarms on LCD, as shown in Figure 5-40. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 108: Removing A Ups From A Parallel System

  This topic uses the UPS professional version with long backup time as an example to illustrate how to connect maintenance bypass cables, as shown in Figure 5-41. A UPS of the professional version has embedded batteries and therefore does not require battery cables. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 109
  Context Before performing the following steps, check that the maintenance bypass of the parallel system power supply works properly. If the maintenance bypass is abnormal, the system may be powered off. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 110
  Step 9 Check whether the new parallel system is working properly. If yes, shut down the system and switch on the AC output circuit breaker of the parallel system. Step 10 Switch off the maintenance bypass circuit breaker of the parallel system and start the system. —-End Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 111: Adding A Ups From A Parallel System

  This topic uses the UPS professional version with long backup time as an example to illustrate how to connect maintenance bypass cables, as shown in Figure 5-43. A UPS of the professional version has embedded batteries and therefore does not require battery cables. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 112
  Context Before performing the following steps, check that the maintenance bypass of the parallel system power supply works properly. If the maintenance bypass is abnormal, the system may be powered off. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 113: Replacing A Ups From A Parallel System

  If a maintenance bypass circuit breaker is installed for a parallel system, you can maintain a UPS in the parallel system. If a maintenance bypass circuit breaker is not installed, power off the entire system before maintaining a UPS. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 114
  Figure 5-45 Connecting maintenance bypass cables (1) AC input circuit breaker of (2) AC input circuit (3) AC output circuit UPS 1 breaker of UPS 2 breaker of UPS 1 Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 115
  Switch on the input circuit breaker, each branch circuit breaker, the output circuit breaker, and the battery circuit breaker of the parallel system. Keep the AC output circuit breaker of the parallel system OFF. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 116
  Step 9 Check whether the new parallel system is working properly. If yes, shut down the system and switch on the AC output circuit breaker of the parallel system. Step 10 Switch off the maintenance bypass circuit breaker of the parallel system and start the system. —-End Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 117: Communications

  Supports optional components such as temperature and humidity modules.  Supports connection to a GSM modem so that information including the UPS operating status and fault alarms can be sent and received via short message service (SMS). Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 118: Modbus Card

   Works with NetShutdown, a computer and server security shutdown program developed by Huawei, to automatically shut down the computers and servers where NetShutdown is installed to protect customer data and reduce loss. For details about the SNMP card, see the RMS-SNMP01A V100R002 User Manual.

• Page 119: Routine Maintenance

  LCD, all operating parameters. parameters are within their normal ranges, and no fault or alarm information is Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 120: Quarterly Maintenance

  7.1.3 Yearly Maintenance Table 7-3 Yearly Maintenance Check Item Expected Result Troubleshooting   Operating environment Ambient temperature: If the humidity and 0–40° C temperature are Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 121: Battery Maintenance

  Before installing batteries, read through the battery user manuals and pay attention to safety precautions and connection methods provided by battery manufacture. When installing and maintaining batteries, pay attention to the following points: Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 122: Precautions

  4. Keep deformed and bulged faulty batteries still for 30 minutes and then check and record open-circuit voltage of the faulty battery. 5. If the fault persists, contact Huawei technical support. 1. The service 1. Identify the cause of the abnormal battery…

• Page 123: Quarterly Maintenance

  4. Keep deformed and bulged faulty batteries still for 30 minutes and then check and record open-circuit voltage of the faulty battery. 5. If the fault persists, contact Huawei technical support. 1. The service 1. Identify the cause of the abnormal battery…

• Page 124
  3. If the fault persists, contact Huawei technical support. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 125: Troubleshooting

  The UPS does not start  is not  Press for more than 5 after you press pressed long seconds until you hear a beep enough. sound. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 126
  1 second. The UPS is the backup AC power supply. The battery capacity is shutting down, insufficient. The UPS is and the loads are shutting down. powering off. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 127: Technical Specifications

  Standard Backup Time 10 kVA Professional Version with 79 kg Standard Backup Time 6 kVA Professional Version with 21 kg Long Backup Time 10 kVA Professional Version with 22 kg Long Backup Time Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 128: Environmental Specifications

  240 V AC Input 80–280 V AC (When the voltage is 80–176 V AC, the load power is linearly voltage derated to 40%-100%.) Input 45–55 Hz/55–65 Hz frequenc Input > 0.99 Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 129: Bypass Input Electrical Specifications

  Bypass overload  Load < 125%: The UPS continuously works. The input circuit capability breaker may trip in advance. 125% ≤ load < 150%: The UPS stops power output after 1  Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 130: Output Electrical Specifications

  0.7 power factor, and specified in the IEC62040 standards of output voltage THDv.) waveform (THDv) ≤ 2% (resistive load. Each harmonic meets the limit specified  by the IEC62040.) Crest factor A maximum of 3:1 Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 131: Battery Electrical Specifications

  9 Ah, 12 V lead-acid batteries; UPS with long backup time: connects to external battery boxes and supports 16–20 batteries ≤ 500 μA Leakage current Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 132
  Charger charge time Batteries are Determined Batteries are Determined charged to by the battery charged to by the battery more than capacity. more than capacity. 90% in 3 90% in 3 Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 133
   If a longer backup time is required, the large battery rack solution is recommended.  UPS2000-A do not support battery sharing. Each UPS requires separate batteries. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 134
  UPS2000-A-(6 kVA-10 kVA) User Manual 9 Technical Specifications Figure 9-1 Power backup specifications of one ESS-240V12-2*7AhBPVBA battery box (6 kVA) Figure 9-2 Power backup specifications of two ESS-240V12-2*7AhBPVBA battery boxes (6 kVA) Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 135
  If a longer backup time is required, the large battery rack solution is recommended.  UPS2000-A do not support battery sharing. Each UPS requires separate batteries. Figure 9-3 Power backup specifications of one ESS-240V12-2*9AhBPVBA battery box (10 kVA) Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 136: Eco Feature

  Default value: ± 10% (configurable on the LCD). The range is tolerance ± (5–10)% ECO frequency Default value: ± 2 Hz (configurable on the LCD). The range is tolerance ± (0.5–3) Hz Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 137: Parallel Feature

  IEC 61000-4-4 level 4 transient/burst (EFT/B) Surge IEC 61000-4-5 level 4 Power magnetic IEC 61000-4-8 susceptibility (PMS) Harmonic current IEC61000-3-12 Flashing IEC61000-3-11 (input current > 16 A) Impact current YD/T1095 (lightning protection) Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 138
  UPS2000-A-(6 kVA-10 kVA) User Manual 9 Technical Specifications Item Standards Compliance Safety regulations EN62040-1: 2008 IEC62040-1: 2008 YD/T1095-2008 GB/T14715-93 CQC3108-2011/GB7260.1-2008 Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 139: A Parallel Parameter List

  Parallel Parameter List Parallel Parameter Require Synchronization Parallel system redundant UPSs Voltage level Frequency level ECO enabled ECO frequency range ECO max. voltage ECO min. voltage Bypass max. voltage Bypass min. voltage Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 140: B Alarm Handling

  Measure: Check the status of the input fuse. Abnormal 01-3 Minor  Possible cause: The mains mains frequency is volt. out of the 45–55 Hz range (for the rated frequency of 50 Hz) Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 141
  Possible cause: The 0A-2 10-2 Minor BPS volt. bypass frequency is out of the 45-55 Hz (mapping to 50 Hz) or 55-65 Hz (mapping to 60 Hz) range. Measure: Check the Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 142
  Measure: Connect batteries.  Possible cause: The batteries are in poor contact. Measure: Check the battery cable connection. If battery cables are loose, connect them securely. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 143
   Battery 20-1 32-1 Critical Automatic An alarm is Possible cause: The overvoltag clear generated, number of batteries and the configured is less protection battery than the actual Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 144
  Measure: Check the mains, and charge batteries in a timely manner.  Possible cause: The number of batteries or battery capacity is incorrectly set. Measure: Check the configured battery capacity. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 145
  Possible cause: The overtempe clear supply is not ambient temperature rature affected. exceeds 40º C. Measure: Lower the ambient temperature.  Possible cause: Air channels are blocked. Measure: Keep the air intake and Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 146
  UPS system. bypass. The system bypass is abnormal. Internal Critical Manual The UPS Possible cause: The 2A-0E 42-14 clear/Power shuts down or soft-start resistor is Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 147
  Possible cause: The fault clear/Power shuts down or hardware is -off clear transfers to damaged. another Measure: Contact working Huawei technical mode. support.  Possible cause: An overload occurred when the input Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 148
  CPLD chip is faulty. -off clear Measure: Contact Huawei technical support. Internal Critical Manual Possible cause: The 2A-18 42-24 fault clear/Power EEPROM chip is faulty. -off clear Measure: Contact Huawei technical support. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 149
  Measure: Handle the high voltage and restart the UPS.  Possible cause: The output supplies power to special loads such as the inductive and Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 150
  -off transfers to cables are clear/Autom another incorrectly atic clear working connected. mode. Measure: Reconnect the parallel power cables.  Possible cause: The lengths of the parallel power Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 151
  Measure: Contact Huawei technical support. Internal 2A-29 42-41 Critical Manual The power Possible cause: The fault clear/Power supply is not charger is faulty. -off clear affected. Measure: Contact Huawei technical Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 152
  Measure: Contact Huawei technical support. Critical Automatic The power Possible cause: The fan 2B-1 43-1 exception clear supply is not is abnormal. affected. Measure: Clean up the Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 153
  Measure: Lower the UPS transfers load or replace the UPS to another with a UPS with a working larger capacity. mode or shuts down. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 154
  -off clear causing the connected are loose. parallel Measure: Check that system to shut parallel cables are down. securely connected.  Possible cause: Parallel cables are damaged. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 155
   Parallel 54-2 84-2 Minor Automatic This alarm Possible cause: The cable clear has no parallel cables alarm adverse connected are loose. impact. Measure: Check that parallel cables are securely connected. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 156
  UPSs is too large. impact. Measure: Reduce the number of redundant UPSs or set the UPS to work in non-redundant mode.  Possible cause: The load exceeds the rated loading Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 157
  Measure: Check whether other alarms are generated. If other alarms are generated, handle these alarms according to the handling methods.  Possible cause: The load exceeds the rated loading capacity of the Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 158
  The UPS Possible cause: The ce circuit clear transfers to maintenance bypass breaker maintenance switch is ON during bypass mode. UPS maintenance. Measure: Set the maintenance bypass switch to OFF after maintenance. Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.
• Page 159
  UPS2000-A-(6 kVA-10 kVA) User Manual B Alarm Handling After handling alarms in the preceding table, manually clear automatically detected and manually cleared (ADMC) alarms on the LCD. Figure B-1 Clearing an ADMC alarm Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

• Page 160: C Acronyms And Abbreviations

  Economy control operation End of discharge Liquid crystal display Power factor correction Protective earthing THDv Total harmonic distortion of output voltage Uninterruptible power system Universal Serial Bus Valve regulated lead acid VRLA Issue 05 (2019-12-19) Copyright © Huawei Technologies Co., Ltd.

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