Huawei UPS2000-A-6 kVA User Manual

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UPS2000-A-(6 kVA-10 kVA)

User Manual

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2019-05-05

HUAWEI TECHNOLOGIES CO., LTD.

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Summary of Contents for Huawei UPS2000-A-6 kVA

Page 1 UPS2000-A-(6 kVA-10 kVA) User Manual Issue Date 2019-05-05 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, may result in minor or moderate injury. Indicates a potentially hazardous situation which, if not avoided, could result in equipment damage, data loss, performance deterioration, or unanticipated results. Issue 04 (2019-05-05) 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 5: Table Of Contents
3.2.3.4 Connecting Cables to the UPS Professional Version with Long Backup Time ............ 37 3.3 Parallel System Installation ............................39 3.3.1 Routing Cables ................................ 39 3.3.2 Securing UPSs in a Parallel System ......................... 40 Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 6 6.2 SNMP Card ................................105 6.3 Modbus Card ................................106 6.4 Dry Contact Card ..............................106 7 Routine Maintenance ....................... 107 7.1 UPS Maintenance ..............................107 7.1.1 Monthly Maintenance ............................107 Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 7 9.7 ECO Feature ................................124 9.8 Parallel Feature ................................. 125 9.9 Safety Regulations and EMC ............................ 125 A Parallel Parameter List ......................127 B Alarm Handling ........................128 C Acronyms and Abbreviations ....................145 Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 8: Safety Precautions
Follow the precautions and special safety instructions provided by Huawei when operating Huawei products. Huawei will not be liable for any consequences that are caused due to violations regarding general safety regulations and equipment design, production, and usage safety standards.
Page 9 Personal Requirements Only Huawei engineers or engineers certified by Huawei are allowed to perform UPS commissioning and maintenance. Otherwise, human injury or equipment damage may occur, and any resulting UPS faults will be beyond warranty scope.
Page 10: Electrical Safety
Before connecting cables to the UPS, ensure that the input power and mains power distribution switches and output power distribution switch are turned off.  Use only dedicated tools during high voltage and AC operations. Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 11 (LSI) circuits.  Wear a pair of ESD gloves or a well-grounded ESD wrist strap when touching the device or handling boards or application-specific integrated circuits (ASICs). Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 12: Operating Environment
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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 13: Battery Safety
1.4 Battery Safety This section describes precautions for operating batteries. Before operating batteries, carefully read the safety precautions to ensure correct battery handling and connection is performed, and personal safety is managed. Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 14 1 Safety Precautions  To ensure battery safety and efficient battery management, use the batteries delivered with the UPS. Huawei shall not be responsible for battery damage caused by using non-Huawei batteries for Huawei UPSs.  Ensure lead-acid battery handling is in accordance with local regulations.
Page 15: Mechanical Safety
If any personnel are exposed to battery electrolyte, wash the exposed area with clean water immediately and seek medical advice if the situation is serious. 1.5 Mechanical Safety Moving Sharp Objects Wear protective gloves when moving sharp objects. Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 16: Laying Out Cables
The air exhaust vent should not be blocked by any object. Before connecting a cable, ensure that the cable and cable label to be used meet the actual installation requirements. Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 17: Overview
UPS2000-A-10KTTL-S 10 kVA standard version with long backup time UPS2000-A-10KTTS-P 10 kVA professional version with standard backup time Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 18: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 19: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 20 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 21 (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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 22 (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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 23 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 24: Optional Components
UPS2000-A-(6 kVA-10 kVA) User Manual 2 Overview Figure 2-7 Rear view of the UPS2000-A-6 kVA/10 kVA professional version with long backup time (1) AC input (2) Optional card slot (3) EPO port (4) USB port (security circuit breaker (under the cover)
Page 25 The SNMP card can also be used for web monitoring. It can be accessed through Internet Explorer and applies to large-scale and remote monitoring. 6 kVA DGL-6/0.22 Provides isolation The output Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 26 Provides six alarm dry card contact outputs (normal mode, battery mode, bypass mode, low battery voltage, bypass backfeed, and UPS faults) and two dry contract control inputs (one is the shutdown Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 27 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. The input port of the Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 28 UPS2000-A-(6 kVA-10 kVA) User Manual 2 Overview Compone Model Function Remarks power adapter of the modem complies with international standards. Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 29: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 30 User Manual 3 Installation UPS2000-A-6 kVA/10 kVA Dimensions Figure 3-1 UPS2000-A-6 kVA/10 kVA installation dimensions (Unit: mm) Clearances The distance between UPS air vents and the wall or obstacle is greater than or equal to 500 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.
Page 31: Tools
Clamp meter Multimeter Label Phillips screwdriver (PH 2 mm x 150 mm or PH 3 mm x 250 Flat-head Torque screwdriver COAX crimping Diagonal pliers screwdriver (2 mm tool x 80 mm) Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 32: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 34 208 V AC, 63 A 100 mA 10 mm OT-10 professiona 220 V AC, (feature l version 230 V AC, terminal with or 240 V Output 63 A standard (feature backup time Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 35: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 36: 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 37: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 38 Figure 3-6. Figure 3-7 shows the installation positions of the mounting brackets. Mounting brackets are optional for UPSs with standard backup time and battery boxes and are not required for UPSs with long backup time. Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 39 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 40 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 41: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 42: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 43: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 44: Connecting Cables To The Ups Professional Version With Long Backup Time
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. Step 2 Remove the AC input, output, and battery wiring cover from the UPS. Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 45 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. Figure 3-17 Connecting cables to external battery strings Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 46: Parallel System Installation
Route cables in other scenarios similarly. Figure 3-19 Routing battery cables (1) Cable between battery boxes (2) Cable between the battery box and the UPS Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 47: Securing Upss In A Parallel System
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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 48 Step 5 Connect parallel cables, as shown in Figure 3-22.  This section uses the 1+1 parallel system as an example to illustrate how to connect cables to a parallel system. Cable connections for other parallel systems are similar. Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 49: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 50 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 51: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 52: 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 and Figure 3-26 show backfeed protection connections (with dry contract control). Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 53 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 54: Check After Installation
UPS2000-A-(6 kVA-10 kVA) User Manual 3 Installation Figure 3-26 Bypass backfeed protection connections for the UPS2000-A-6 kVA/10 kVA (dual-live-wire) 3.5 Check After Installation Table 3-6 lists check items after installation. Table 3-6 Post-installation check items Item Expected Result Cable routing Cable routing meets engineering requirements.
Page 55 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 56: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 57: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 58: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 59 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 60 If the indicator is on, the buzzer is muted. If the indicator is off, the buzzer is not muted. icat Displays the output voltage and frequency based on the power supply mode. Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 61  0%: Indicators 1, 2, 3, and 4 are off. Battery power chargin supply (mains connec ted) Others Battery power dischar ging supplie (batteri connec ted) Bypass Battery mode chargin Others Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 62 Others Battery mode Battery mode chargin 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 63: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 64: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 65 Table 4-9 lists the mapping between the control menu and the LCD display. Table 4-9 Control menu LCD Display No. Actual Display Acronym and Meaning Abbreviation INV ON Starts the UPS. INV OFF Shuts down the UPS. ALR CLR Clears ADMC alarms. Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 66 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 67: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 68 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 69: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 70 On the default screen, press 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 72 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 74 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 75 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 76 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 77 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 78 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 79 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 80: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 81: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 82 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 83: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 84 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 85 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 86 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 87 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 88 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 89 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 90: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 91: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 92: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 93 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 94 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 95 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 96 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 97 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 98 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 99 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 100: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 102: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 103: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 104 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 105 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 106: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 107 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 108: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 109 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 110 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 111 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 112: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 113: 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 114: Routine Maintenance
LCD, all operating parameters. parameters are within their normal ranges, and no fault or alarm information is Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 115: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 116: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 117: 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 118: 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 120: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 121 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 122: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 123: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 124: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 125: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 126: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 127 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 128  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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 129 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 130 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 131: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 132: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 133 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 134: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 135: B Alarm Handling
(for the rated frequency of 50 Hz) or out of the 55–65 Hz range (for the rated frequency of 60 Hz). Measure: Check the mains input frequency. If the frequency is out of Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 136 Measure: Reduce the output load, ff clear manually clear the alarm, and restart the UPS.  Possible cause: An internal fault has occurred. Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 137  Possible cause: The number of batteries configured is less than the actual number of batteries. Measure: Check whether the number of batteries is correctly set. Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 138 Possible cause: The number of batteries or battery capacity is incorrectly set. Measure: Check the configured battery capacity. Battery 1B-1 27-1 Minor Autom An alarm is Possible cause: The charger is Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 139 If the alarm persists, contact Huawei technical support. Internal 2A-2 42-2 Critical Manua The UPS shuts Possible cause: The battery relay or fault down. soft-start resistor is damaged. Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 140  Possible cause: The mains has fault down or transfers experienced a transient high clear/P to another voltage. ower-o working mode. Measure: Rectify the fault and ff clear restart the UPS. Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 141 Measure: Keep the air intake and exhaust vents of the UPS unblocked.  Possible cause: The fan is abnormal. Measure: Clean up the foreign matter around the fan. If the alarm persists, contact Huawei technical Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 142 42-31 Critical Autom The UPS shuts Possible cause: The mains has fault atic down or transfers experienced a transient high clear voltage. to another working mode. Measure: Handle the high voltage Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 143 Autom atic Measure: Ensure that the difference clear between parallel power cables does not exceed 5%. Internal 2A-24 42-36 Critical Manua The charger Possible cause: The charger is faulty. Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 144 Possible cause: The charger is faulty. fault stops working. Measure: Contact Huawei technical clear/P support. ower-o ff clear Internal 2A-30 42-48 Critical Manua The UPS cannot Possible cause: The software and Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 145 Huawei technical support. Flash 3A-1 58-1 Critical Files may be Possible cause: The flash memory memory flash damaged cannot be properly read or written. fault memor Measure: Contact Huawei technical y is support. Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 146 Possible cause: The single UPS or settings atic start. parallel system settings are inconsistent abnormal clear with the system cable connections. Measure: Check the single UPS and parallel system settings, and verify that Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 147 The UPS shuts Possible cause: The parallel cables cables down or the connected are loose. abnormal clear/P parallel system Measure: Check that parallel cables ower-o transfers to are securely connected. another working Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 148 This alarm has  Possible cause: The number of atic no adverse redundant UPSs is too large. redundan clear impact. Measure: Reduce the number of redundant UPSs or set the UPS to Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 149 Possible cause: The load exceeds the rated loading capacity of the inverter. Measure: If other alarms are not generated, manually start the UPS.  Possible cause: The inverter is faulty. Measure: Contact Huawei technical Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 150 Measure: Set the maintenance bypass switch to OFF after maintenance. After handling alarms in the preceding table, manually clear automatically detected and manually cleared (ADMC) alarms on the LCD. Issue 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.
Page 152: 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 04 (2019-05-05) Copyright © Huawei Technologies Co., Ltd.

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