East EA990 Super User Manual
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East EA990 Super User Manual

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200 kVA-1200 kVA

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  • Page 1 200 kVA-1200 kVA...
  • Page 2 User Manual 200 kVA-1200 kVA UPS Legal Information Legal Information Without the written permission of the company, no unit or individual is allowed to partially or wholly extract or copy, and distribute the contents of this document in any form. NOTICE The products, services or features purchased by you are subject to commercial contracts and terms, and all or some of the products, services or features described in this document may not be consistent with your purchase or...

  • Page 3: Table Of Contents

    User Manual 200 kVA-1200 kVA UPS Table of Contents Table of Contents 1 Safety Information ..............................4 1. 1 General Information ............................ 4 1. 2 UPS Safety ..............................4 1. 3 Battery Safety ............................. 5 1. 4 Symbol Descriptions ........................... 5 2 Product Overview ..............................
  • Page 4 User Manual 200 kVA-1200 kVA UPS Table of Contents 4.2.2 Home ..............................44 4.2.3 System ..............................46 4.2.4 Alarms ..............................50 4.2.5 Control ..............................52 4.2.6 Settings ............................... 53 5 Operation ................................65 5.1 Turn On the UPS ............................65 5.2 Manually Open and Close Bypass ......................

  • Page 5: Safety Information

    User Manual 200 kVA-1200 kVA UPS 1 Safety Information 1 Safety Information 1. 1 General Information Before installing and using this product, please read Safety Information carefully to ensure correct and safe  installation and use, and keep this manual properly. UPS must be installed, adjusted and maintained by an engineer authorized by the manufacturer or its agent, ...

  • Page 6: Battery Safety

    User Manual 200 kVA-1200 kVA UPS 1 Safety Information Check immediately after the maintenance operation to ensure that no tools or other items are left in the  cabinet. In case of fire, please use the dry powder extinguisher correctly. It is possible to cause the risk of electric ...

  • Page 7: Product Overview

    User Manual 200 kVA-1200 kVA UPS 2 Product Overview 2 Product Overview 2. 1 Product Description This series of UPS is our high-end online UPS power supply products, which can provide continuous three-phase alternating current, and solve the users’ 9 major power supply problems. The whole equipment adopts modular design, and is easy to upgrade, expand and maintain.

  • Page 8: Operation Modes

    User Manual 200 kVA-1200 kVA UPS 2 Product Overview Fig. 2-1. Functional block diagram Note: The functional block diagram shows the full-equipped model, while the standard matched model has no components shown in the dotted line (the components shown in dotted line includes: maintenance bypass switch, main switch, bypass switch and output switch).
  • Page 9 User Manual 200 kVA-1200 kVA UPS 2 Product Overview Bypass mode In the inverter power supply mode, if the inverter fails, after the overload time of the inverter or the bypass is manually switched, the static switch will switch the power supply of the load from the inverter power supply to the static bypass power supply without interruption of the power supply of the load.
  • Page 10 User Manual 200 kVA-1200 kVA UPS 2 Product Overview bypass mode, the UPS can be completely powered down, and the PCBA board and dual-conversion power devices are not live. The operating principle of maintenance bypass mode is shown in Fig. 2-5. Maintenance bypass Bypass switch Bypass...

  • Page 11: System Structure

    User Manual 200 kVA-1200 kVA UPS 2 Product Overview Maintenance bypass Bypass switch Bypass Bypass input Output Main switch switch Mains input Output DC/AC AC/DC Inverter Rectifier Battery bank Fig. 2-7 Schematic diagram of mains-battery combination mode 2. 4 System Structure Note: This section describes the system structure, appearance and functional parts of all models.

  • Page 12: System Structure Of 400 Kva/500 Kva/600 Kva

    User Manual 200 kVA-1200 kVA UPS 2 Product Overview Monitoring display unit Case Front Bottom baffle The functional parts of 200 kVA/250 kVA/300 kVA models are shown in Fig. 2-9, which shows the state of UPS after the front door plate is opened. Mains input Bypass input Maintenance bypass...
  • Page 13 User Manual 200 kVA-1200 kVA UPS 2 Product Overview Fig. 2-10 Appearance of 400 kVA/500 kVA/600 kVA Wiring cabinet Monitoring display unit Case Bottom baffle Bypass cabinet The functional parts of standard 400 kVA/500 kVA/600 kVA models are shown in Fig. 2-11, where Fig. 2-11 shows the state of UPS after the wiring cabinet and door panel of the bypass cabinet are opened (if the user selects the fully equipped model of this power segment, the wiring cabinet will be replaced by the distribution cabinet.

  • Page 14: System Structure Of 750 Kva/900 Kva

    User Manual 200 kVA-1200 kVA UPS 2 Product Overview Smart card slot Communication interface Wiring cabinet Independent bypass module Power unit 1 Power unit 2 2. 4. 3 System Structure of 750 kVA/900 kVA The appearance of 750 kVA/900 kVA is shown in Fig. 2-12. Fig.

  • Page 15: Optional Accessories

    User Manual 200 kVA-1200 kVA UPS 2 Product Overview 2. 5 Optional Accessories Various optional accessories are provided for EA990super series UPS, as shown in Table 2-2, to meet different configuration requirements of the users. Table 2-2 Optional accessories of 200 kVA-1200 kVA UPS Optional accessories Function Used for remote monitoring via WIFI network.

  • Page 16: Installation

    User Manual 200 kVA-1200 kVA UPS 3 Installation 3 Installation 3. 1 Installation Preparation 3. 1. 1 Site Preparation Installation weight and dimensions Ensure that t that the ground and installation platform can bear the weight of UPS, batteries and battery rack. The weight of the batteries and battery rack should be calculated according to actual usage.

  • Page 17: Installation Tools

    User Manual 200 kVA-1200 kVA UPS 3 Installation 500 mm No clearance 500 mm recommended 1000 m m Fig. 3-1 Clearance dimensions If the user buys 1000 kVA/1200 kVA, same clearance is reserved at left and right sides. 3. 1. 2 Installation Tools To ensure safety, the installation tools for hot-line work should be insulated.

  • Page 18: Preparation Of Power Cables

    User Manual 200 kVA-1200 kVA UPS 3 Installation 3. 1. 3 Preparation of Power Cables Recommended cable diameters for UPS power cables are shown in Table 3-4, and requirements for power cable bolts are shown in Table 3-5. Table 3-4 Recommended cable diameters for power cables Item 200 kVA 250 kVA...
  • Page 19 User Manual 200 kVA-1200 kVA UPS 3 Installation Output current (A) 1083 1302 1444 1736 Recommended cable A/B/C/N 2×185 3×150 3×240 4×240 4×300 Output diameter (mm Recommended DT150-1 A/B/C/N DT185-16 DT240-16 DT240-16 DT300-20 terminal Nominal discharge current (A) of 1210 1677 1815 2236...

  • Page 20: Unpacking

    User Manual 200 kVA-1200 kVA UPS 3 Installation 400 kVA 9 for power distribution 500 kVA M10*40 16 for no power distribution 600 kVA 750 kVA 9 for power distribution M16*40 16 for no power 900 kVA distribution 1000 kVA 9 for power distribution M18*40 16 for no power...

  • Page 21: Installation Of Single Ups

    User Manual 200 kVA-1200 kVA UPS 3 Installation Specific operation procedures: Step 1: make sure the UPS package is not damaged. If there is any damage in transit, please inform the carrier immediately. Step 2: use the forklift to transport the equipment to the designated location (move to the installation site or closer to the installation site if possible).
  • Page 22 User Manual 200 kVA-1200 kVA UPS 3 Installation Baffles Baffles Fig. 3-3 Remove four baffles Step 2: remove the screws between the equipment and the bottom pallet. See Fig. 3-4 (take 400 kVA/500 kVA/600 kVA model as an example). Rear pallet screw Pallet screw Fig.

  • Page 23: Installation Of Fixture

    User Manual 200 kVA-1200 kVA UPS 3 Installation Fig. 3-5 Center of gravity of 200 kVA/250 kVA/300 kVA UPS Fig. 3-6 Center of gravity of 400 kVA/500 kVA/600 kVA UPS Step 4: slowly lower the cabinet until it touches the ground. 3.

  • Page 24: Installation Of Battery

    User Manual 200 kVA-1200 kVA UPS 3 Installation Fig. 3-7 Location and size of 6 holes for 200 kVA/250 kVA/300 kVA (bottom view) Fig. 3-8 Location and size of 8 holes for 400 kVA/500 kVA/600 kVA (bottom view) Step 2: locate the UPS to the final installation location. Step 3: lift the equipment with the forklift until the bottom of the case is suspended.

  • Page 25: Connection Of Power Cable

    User Manual 200 kVA-1200 kVA UPS 3 Installation 3. 2. 4 Connection of Power Cable Step 1: open the front door of the input/output wiring cabinet (for the fully equipped model, continue to remove the distribution switch baffle, as shown in Fig. 3-9 and Fig. 3-10). Mains input Distribution switch...
  • Page 26 User Manual 200 kVA-1200 kVA UPS 3 Installation Mains input Distribution switch Bypass input baffle Maintenance bypass Output Fig. 3-10 Distribution switch baffle of full equipped 400 kVA/500 kVA/600 kVA Step 2: connect the power cable. 1. Remove the cable entry baffles at the top and bottom of the equipment and the front baffle of the wiring cabinet. The position of the baffles is shown in Fig.
  • Page 27 User Manual 200 kVA-1200 kVA UPS 3 Installation When UPS cabinets are transported, paper shields are installed on the ventilation grille at the top. Do not remove debris shields until installation is complete. However, remove the debris shields before operating UPS. After removing the debris shield, do not place any item on the ventilation grille of the cabinet.
  • Page 28 User Manual 200 kVA-1200 kVA UPS 3 Installation Section A Section B Front side Rear side Rear side Front side Phase C Phase B Phase C Mains input Phase C Phase B Phase C Load output Battery + Null line Battery - Phase C Phase B Phase A Bypass...
  • Page 29 User Manual 200 kVA-1200 kVA UPS 3 Installation Mains input Null line Main and bypass connection copper bar Null line Bypass input Battery - Null line Load output Battery + Ground Fig. 3-14 Terminal location in the wiring cabinet for full equipped 200 kVA/250 kVA/300 kVA (right view) UPS...
  • Page 30 User Manual 200 kVA-1200 kVA UPS 3 Installation Mains input Phase A , B, C from left to righ Null line Null line Bypass input Phase A , B, C from left to righ Battery - Null line Load output Phase A , B, C from left to righ Battery +...
  • Page 31 User Manual 200 kVA-1200 kVA UPS 3 Installation Mains input Null line Copper bar connecting main circuit and bypass Null line Bypass input Battery - Null line Load output Battery + Ground Fig. 3-16 Terminal location in the wiring cabinet for full equipped 400 kVA/500 kVA/600 kVA (right view) UPS...
  • Page 32 User Manual 200 kVA-1200 kVA UPS 3 Installation Mains input Phase A, B, C from left to right Null line Null line Bypass input Phase A, B, C from left to right Battery - Null line Load output Phase A, B, C from left to righ Battery + Ground...

  • Page 33: Communication Signal Interface

    User Manual 200 kVA-1200 kVA UPS 3 Installation switch and the battery switch to the UPS terminal, and do not avoid reverse connection. 3.2.5 Communication Signal Interface General This series of UPS integrates communication slot, RS485 interface, parallel operation interface, and basic dry contact access and other communication signal interfaces.
  • Page 34 User Manual 200 kVA-1200 kVA UPS 3 Installation state, DI_3 for the output switch state of the power distribution cabinet, DI_4 for the maintenance switch state of the power distribution cabinet, DI_5 for undefined, and DI_6 for the trigger signal of self-aging firmware. The default configuration of output dry contact is DO_1 for bypass power supply, DO_2 for battery power supply, for DO_3: battery under-voltage DOD, DO_4 for fan failure, DO_5 for undefined, and DO_6 for strong point output: time-based powering off.
  • Page 35 User Manual 200 kVA-1200 kVA UPS 3 Installation Dry contact Signal description Status description Function description Initial state is open and the close status means the external Status detection. An alarm is given External transformer transformer over-temperature, and in case of over-temperature in the over-temperature the open status means the normal external transformer...
  • Page 36 User Manual 200 kVA-1200 kVA UPS 3 Installation Dry contact Signal description Status description Function description Initial state is close and the close Act to open the battery switch so Battery switch status means the battery switch not as to protect the battery before tripping tripped, and the open status means battery EOD powering off...
  • Page 37 User Manual 200 kVA-1200 kVA UPS 3 Installation abnormal connection cable. In order to avoid misoperation, emergency stop button shall be protected by anti-misoperation cover plate, and connecting cable shall be protected through pipe. It is recommended that the cable diameter is not less than 1.5 mm If the normally closed remote EPO contact is not used, the pins EPO_NC and EPO_COM on TB1 must be ...

  • Page 38: Installation Of Parallel Ups

    User Manual 200 kVA-1200 kVA UPS 3 Installation data (local SIM card is required). UPS can be monitored online through computer or mobile phone. For details, please refer to the attached operating instructions. WIFI card allows UPS to access the Internet and perform data connection with the server through WIFI. UPS ...

  • Page 39: Connection Of Control Cable

    User Manual 200 kVA-1200 kVA UPS 3 Installation Note: If the parallel system shares the battery pack, it is required to be set a shared battery pack in the system.  During wiring, use the power cables to connect the distribution terminals of each UPS one by one according ...
  • Page 40 User Manual 200 kVA-1200 kVA UPS 3 Installation Connection of other control cable According to "3.2.5 Communication Signal Interface", connect the control cables of each single UPS in the parallel system. Schematic diagram of EPO wiring is shown in Fig. 3-22 and Fig.3-23 Fig.

  • Page 41: Installation Inspection

    User Manual 200 kVA-1200 kVA UPS 3 Installation The wiring diagram for auxiliary contact of the battery switch is shown in Fig. 3-24 Fig. 3-24 wiring diagram of auxiliary contact of battery switch The wiring diagram of forced bypass dry contact is shown in Fig. 3-25. Fig.
  • Page 42 User Manual 200 kVA-1200 kVA UPS 3 Installation No. Inspection items Acceptance criteria Inspect whether during the cable layout, the Reasonable layout of cables, and compliance with wiring of other systems is considered. construction requirements. All cable connections should not be loose. During Check whether the input cable, the output cable tightening the screws, make sure that the spring pad is and the interbattery connection cable are tightly...

  • Page 43: Monitoring Display Interface

    User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface 4 Monitoring Display Interface 4.1 Description of Monitoring Display Panel The monitoring display panel is used to set the functional parameters of UPS, control the operating state of UPS and monitor the operation of UPS. This chapter will introduce the use and functions of the monitoring panel. Taking EA99500-SP as an example, the position of the monitoring panel is shown in Fig.

  • Page 44: Menu Structure

    User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Table 4-1 Indicator light status Indicator light Color Status Description Always illuminated UPS failure Flash UPS alarm Indicator light Power supply mode (mains mode, bypass mode, ECO mode, Green Illuminated etc.) None Not started or in standby mode...

  • Page 45: Home

    User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Fig. 4-4 quick settings Enter the home page after the quick setting. 4.2.2 Home The monitoring home page is divided into three parts: main menu, energy flow diagram and status bar. The main interface is shown in Fig.
  • Page 46 User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Table 4-2 Function description of interface area Area Function description Level 1 menu, including home page, system, alarm, control, settings, password Main menu login, where the control and settings are in gray before login in the password. Display the energy flow status of the cabinet.

  • Page 47: System

    User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface 4.2.3 System In the system" information interface, you can query the "Mains", "Bypass", "Battery", "Module", "Output", "Statistics" and "About" information of the system in the two-level menu on the left. Mains The mains input menu interface is shown in Fig.
  • Page 48 User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Battery The battery input menu interface is shown in Fig. 4-9, and the interface description is shown in Table 4-7. Fig. 4-9 Battery interface Table 4-7 Description of battery interface Display item Description Battery voltage (V)
  • Page 49 User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Fig. 4-10 Module interface Table 4-8 Description of module interface Display item Description Input volt.(V) Input phase voltage of selected module of selected module Input curr.(A) Input phase current of selected module Input freq.(Hz) Input frequency of selected module In.act.pow.(kW)
  • Page 50 User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Output The output menu interface is shown in Fig. 4-11, and the interface description is shown in Table 4-9. Fig. 4-11 Output interface Table 4-9 Output interface description Display item Description Voltage (V) AC output phase voltage...

  • Page 51: Alarms

    User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface About The about menu interface is shown in Fig. 4-13, and the interface description is shown in Table 4-11. Fig. 4-13 About interface Table 4-11 Description of about interface Display item Description Serial number of UPS Parallel ID...
  • Page 52 User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Active alarm The active alarm interface displays the relevant information of the current UPS system in alarm, as shown in Fig. 4-15, and the interface description is shown in Table 4-12. Displays the quantity of current alarm Current alarm information Fig.

  • Page 53: Control

    User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface 4.2.5 Control In the "Control" information interface, you can select relevant operations from the secondary menu on the left, which includes "On-Off", "Maintain" and "Upgrade". On-Off The On-Off menu interface is shown in Fig. 4-17, and interface description is shown in Table 4-14. Fig.

  • Page 54: Settings

    User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Table 4-15 Description of maintenance interface Control item Description UPM on-off Control On and Off of each online module Charger on-off Control On and Off of each online module charger Equalized-float Including the forced equalizing charge, forced floating charge, cancel forced equalizing and charging...
  • Page 55 User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Fig. 4-20 Common setting interface Table 4-18 Description of common setting interface Setting item Default Selectable value Description Date 2016-01-01 2000-01-01~2099-12-31 Set current date Time 00:00:00 00:00:00 ~ 23:59:59 Set current time Date format Y-M-D Y-M-D, M-D-Y, D-M-Y Date display format...
  • Page 56 User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Table 4-19 Description of communication setting interface Setting item Default Selectable value Description MODBUS_U/ Protocol, baud rate, address, verification and other Protocol MODBUS_U MODBUS_R/ settings are set for serial ports, including USB MEGATEC interface, RS232 interface, RS485 interface.
  • Page 57 User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Table 4-20 Description of dry contact setting interface Setting item Default Selectable value Description For 6 external input dry contact None/Battery ground fault/D.G.mode/ interfaces, when configuring dry contact, Battery breaker/PDC output breaker/ the relevant dry contact shall be set, and if DI_1~DI_6 PDC mainten.
  • Page 58 User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Setting item Default Selectable value Description Bypass freq. range Note that the bypass frequency range cannot be ±5.0 ±1.0/±2.0/±3.0/±4.0/±5.0/±6.0 (Hz) less than ECO frequency range. Input The input parameters menu interface is shown in Fig. 4-24, and the interface description is shown in Table 4-22.
  • Page 59 User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Battery The battery parameters menu interface is shown in Fig. 4-25, and the interface description is shown in Table 4-23. Fig. 4-25 Battery parameter interface Table 4-23 Description of battery parameter interface Setting item Default Description...
  • Page 60 User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Setting item Default Description Settable to 228 ~ 252. The set value must Number of cells be integer multiple of 6. Battery string Settable to 1 ~ 10 Battery string mode Share Settable to share/Separate Battery auto self-check...
  • Page 61 User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Fig. 4-26 Output parameter interface Table 4-24 Description of output parameter interface Setting item Default Settable value Description Output Set it according to load capacity. If the tracking rate is too mall, freq.track rate 0.1 ~ 2.0 when the bypass frequency changes, it is possible that the working...
  • Page 62 User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Base The basic parameter menu interface is shown in Fig. 4-28, and the interface description is shown in Table 4-25. Fig. 4-28 Basic parameter interface Table 4-25 Description of basic parameter interface Setting item Default Settable value Description...
  • Page 63 User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Fig. 4-29 Advanced parameter interface Table 4-26 Description of advanced parameter interface Setting item Default Settable value Description Select the corresponding operating mode according to Normal/ECO/ Working mode Normal customer requirements, and generally select the normal Self-load/Converter operating mode If the customer needs to use the double bus system, it can...
  • Page 64 User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Setting item Default Settable value Description The system supplies the power by the battery inverter after failure of the mains. If it is set to Enable, when the system stops due to voltage under-voltage (EOD), the bypass power supply is not valuable, and the system output is powered down, the system will be automatically restarted EOD restart...
  • Page 65 User Manual 200 kVA-1200 kVA UPS 4 Monitoring Display Interface Warranty The warranty setting interface is shown in Fig. 4-30, and the interface description is shown in Table 4-27. Fig. 4-30 Warranty time limit interface Table 4-27 Description of warranty interface Setting item Default Settable value...

  • Page 66: Operation

    User Manual 200 kVA-1200 kVA UPS 5 Operation 5 Operation 5.1 Turn On the UPS This chapter describes the operation method of the UPS. CAUTION Before UPS is started, ensure that all installation work has been completed and the first ...
  • Page 67 User Manual 200 kVA-1200 kVA UPS 5 Operation Fig. 5-1 Unlocking interface After unlocking, select [Control] from the main menu of monitoring display unit, click [Inv.On], and after selecting and confirming, complete the starting operation of the rectifier and the inverter, as shown in Fig. 5-2. Fig.

  • Page 68: Manually Open And Close Bypass

    User Manual 200 kVA-1200 kVA UPS 5 Operation Fig. 5-4 Output information Step 7: Check whether the actual number of battery pack is consistent with the number of cells set in the monitoring display interface; Then, measure by the multimeter whether the voltage of the battery pack is greater than a certain value (for 12V battery, 11.4v ×...

  • Page 69: Manually Close Bypass

    User Manual 200 kVA-1200 kVA UPS 5 Operation Fig. 5-5 Manually switch to bypass After completing the operation steps, check the energy flow diagram on the main page. When the energy flow diagram is shown in Fig. 5-6, the UPS successfully enters the bypass power supply mode. Fig.

  • Page 70: Eco Operating Mode

    User Manual 200 kVA-1200 kVA UPS 5 Operation Operation procedures: Step 1: Turn off the UPS If the "Control" on the main menu of the monitoring display unit is gray, unlock it first: chick the password lock on the upper right corner of the display interface while the system will pop up the unlock window and enter the password to complete the unlocking.

  • Page 71: Emergency Power Off (Epo)

    User Manual 200 kVA-1200 kVA UPS 5 Operation Fig. 5-8 ECO mode After completing the operation, observe the energy flow diagram of the home page. When the energy flow diagram is shown in Fig. 5-9 the current working mode of UPS is ECO mode. Fig.

  • Page 72: Epo Recovery

    User Manual 200 kVA-1200 kVA UPS 5 Operation Operation procedures: Step 1: Disconnect the external EPO switch connected the dry contact (if EPO is connected by normally open NO, then close the EPO switch), while the UPS will enter an emergency shutdown status. At this time, an alarm is displayed in the monitoring display interface.

  • Page 73: Exit From Maintenance Bypass To Mains Mode

    User Manual 200 kVA-1200 kVA UPS 5 Operation the selection to complete the operation of "Manual to bypass", as shown in Fig. 5-5. Check whether the manually switching to bypass is completed. The energy flow diagram of the home page should be shown in Fig.
  • Page 74 User Manual 200 kVA-1200 kVA UPS 5 Operation 3. After the monitoring starts normally, upon starting for first time, relevant parameters can be set through quick setting instructions. When the system starts again, the system defaults to the latest setting. Please refer to the Section 4.2.1 quick settings for specific operation interface.

  • Page 75: Operation Of Parallel Ups System

    User Manual 200 kVA-1200 kVA UPS 5 Operation 5.9 Operation of Parallel UPS System 5.9.1 Start Up Parallel System CAUTION Before installation and wiring on site, make sure all switches on the UPS are disconnected.  Before starting the equipment, check whether installation and wiring of the system are perfect, ...

  • Page 76: Shut Down Parallel System

    User Manual 200 kVA-1200 kVA UPS 5 Operation Step 6: Debug single UPS After confirming the parameters, disconnect the mains input, bypass input, output switch, the battery and system output switch of all UPSs to debug single UPS orderly and confirm that UPS is in good condition. Record the output voltage of UPS, compare the three-phase output voltage of UPS, and confirm the effective difference of three-phase voltage between any two UPSs.

  • Page 77: Add A Single Ups After Maintenance

    User Manual 200 kVA-1200 kVA UPS 5 Operation Step 2: Disconnect the output switch of the UPS to be maintained. Step 3: Disconnect the battery switch of the UPS to be maintained (if there are multiple battery packs, disconnect the main switch between the battery pack and the UPS first, and then disconnect the switch of each battery pack). Step 4: Disconnect the mains input switch and bypass input switch of the UPS to be maintained.

  • Page 78: Maintenance

    User Manual 200 kVA-1200 kVA UPS 6 Maintenance 6 Maintenance The parts and components in the UPS cabinet are fixed to a solid metal frame, and all maintainable parts and components are located for easy disassembly with minimal decomposition. This design allows authorized maintenance personnel to perform routine maintenance and repairs quickly.

  • Page 79: Preventative Maintenance

    User Manual 200 kVA-1200 kVA UPS 6 Maintenance 2. The basic requirements of equipment management are as follows: ensure the mechanical performance of the equipment is intact, the electrical performance of the equipment meets the standard requirements, the operation of the equipment is stable and reliable, and the technical data and original records related to the equipment are complete.

  • Page 80: Annual Maintenance

    User Manual 200 kVA-1200 kVA UPS 6 Maintenance 6.3.3 Annual Maintenance Repeat all quarterly maintenance and inspections. In order to prevent the system failure resulting from working wear and tear of some components, it is recommended that the key components used in the UPS system be checked regularly and replaced within their expected service life.

  • Page 81: Troubleshooting

    User Manual 200 kVA-1200 kVA UPS 7 Troubleshooting 7 Troubleshooting Please refer to Table 7-1 for the common failure removal method. Table 7-1 Common failure and removal method Problems Possible cause Solution Confirm whether the input distribution voltage is Input AC voltage beyond standard abnormal Abnormal phase sequence of Check whether phase sequence of three-phase input...

  • Page 82: Technical Parameters

    User Manual 200 kVA-1200 kVA UPS 8 Technical Parameters 8 Technical Parameters 8.1 Models Rated capacity Frequency Rated capacity Frequency 200 kVA/200 kW 50/60 Hz 600 kVA/540 kW 50/60 Hz 250 kVA/250 kW 50/60 Hz 750 kVA/750 kW 50/60 Hz 300 kVA/270 kW 50/60 Hz 900 kVA/810 kW...

  • Page 83: Operating Environment

    User Manual 200 kVA-1200 kVA UPS 8 Technical Parameters 8.2.3 Operating Environment Operating environment Parameters Operating temperature 0℃ ~ 40℃, derated at 3% per 1℃ in case of 40℃ ~ 50℃ Storage and transport -25℃ ~ 60℃ temperature Relative humidity (RH) 5% ~ 95% RH (non-condensing) Altitude ≤...

  • Page 84: Appendix 1 Alarm List

    User Manual 200 kVA-1200 kVA UPS Appendix 1 Alarm List Appendix 1 Alarm List Alarm code Description Corrective action Mains abnormal during quick Check whether the mains is normal, the sampling line inspection is connected and the sampling is normal Overvoltage at instantaneous input Check whether the mains is normal and sampling is 118/119/120...
  • Page 85 User Manual 200 kVA-1200 kVA UPS Appendix 1 Alarm List 2. Whether the control loop is normal; Frequent switching the mains and the 1. Confirm the switching times and whether it is battery (locking) locked in battery mode; Confirm whether the contactor drive signal and feedback Failure of mains contact signal are corresponding 1.
  • Page 86 User Manual 200 kVA-1200 kVA UPS Appendix 1 Alarm List failure 2. Check the program 1. Check whether there is a real short circuit and check the wiring Shorted bus 2. Check whether it is caused by software misjudgment 1. Check whether sampling is normal; Quick overvoltage of bus software 2.
  • Page 87 User Manual 200 kVA-1200 kVA UPS Appendix 1 Alarm List reversely 3. Check whether sampling is normal; 4. Check that dry contact settings are normal 1. Check whether the quantity of connected cells is out of range 2. Check whether the quantity of connected cells is Battery overvoltage correct 3.
  • Page 88 User Manual 200 kVA-1200 kVA UPS Appendix 1 Alarm List 1. Check whether sampling is abnormal and the Wave-based current limit alarm of terminals are loose 316/317 charger (BAT1/BAT2) 2. Check whether CPLD judgment and DSP communication are normal 1. Check whether sampling is abnormal and the Instantaneous over-current of terminals are loose charger (software)
  • Page 89 User Manual 200 kVA-1200 kVA UPS Appendix 1 Alarm List 1. Check inverter IGBT drivers Instantaneous over-voltage of 810/811/812 2. Check bypass SCR driver and SCR inverter (A B C) 3. Check for impact load 1. Check whether the inverter voltage sampling is 800/801/802 Over-voltage of inverter (A B C) normal...
  • Page 90 User Manual 200 kVA-1200 kVA UPS Appendix 1 Alarm List 5. Check CPLD version 1. Check whether the inverter voltage and output Soft starting failure of inverter voltage sampling are normal 1. Check whether inverter voltage and DC component Self-inspection failure of inverter sampling circuit are normal 1.
  • Page 91 User Manual 200 kVA-1200 kVA UPS Appendix 1 Alarm List 1. Check whether the bypass voltage sampling is Bypass under-frequency normal 1. Check whether the bypass voltage for inverted sequence Reverse bypass phase sequence 2. Check whether the bypass voltage sampling line is reversed Effective value overvoltage of 600/601/602...
  • Page 92 User Manual 200 kVA-1200 kVA UPS Appendix 1 Alarm List Quick under-voltage of (inverter) Load impact, or quick power failure output 1111 Switching load impact to bypass Load impact, or short circuit Normal battery discharge, or battery management Backup time pre-alarm calculation error Normal battery discharge, or battery management Remaining capacity pre-alarm...

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