East EA990RT G5 10 Manual
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East EA990RT G5 10 Manual

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Preface
Usage
The manual contains information on installing, using, operation and maintenance of
the UPS. Please carefully read this manual prior to installation.
Users
Technical Support Engineer
Maintenance Engineer
Note
Our company is providing a full range of technical support and services. Customer
can contact our local office or customer service center for help.
The manual will update irregularly, due to the product upgrading or other reasons.
Unless otherwise agreed，the manual is only used as guide for users and any
statements or information contained in this manual make no warranty expressed or
implied.
I

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Summary of Contents for East EA990RT G5 10

  • Page 1 Preface Usage The manual contains information on installing, using, operation and maintenance of the UPS. Please carefully read this manual prior to installation. Users Technical Support Engineer Maintenance Engineer Note Our company is providing a full range of technical support and services. Customer can contact our local office or customer service center for help.

  • Page 2: Table Of Contents

    Contents 1.Important Safety Precautions......................1 General Information........................1 UPS Safety..........................1 Battery Safety..........................2 Description of Symbols.......................3 2. Product Introduction........................4 2.1 Introduction........................... 4 2.2 System Configuration......................4 2.3 Operation Mode........................4 2.3.1 Normal Mode......................4 2.3.2 Battery Mode......................5 2.3.3 Bypass Mode......................5 2.3.4 Maintenance Mode (Manual Bypass)................ 6 2.3.5 ECO Mode.........................
  • Page 3 3.7.2 Communication Interface..................19 4. LCD Panel............................. 20 4.1 Introduction......................... 20 4.2 LCD panel for Cabinet......................20 4.2.1 LED Indicator......................20 4.2.2 Alarm type........................20 4.2.3 LCD Menu structure....................21 4.2.4 Home page....................... 21 4.2.5 System........................22 4.2.6 Alarm information....................27 4.2.7 Control........................28 4.2.8 Settings........................29 4.3 Event List..........................

  • Page 5: Important Safety Precautions

    1.Important Safety Precautions General Information Please read the "safety precautions" carefully before installing and using this  product to ensure correct and safe installation and use. Please keep this manual properly. UPS must be installed, tested and maintained by an engineer authorized by the ...

  • Page 6: Battery Safety

    connection and battery polarity to ensure correct connection. In order to ensure personal safety and the normal use of UPS, UPS shall be reliably grounded before use. UPS can be used for resistive and capacitive (such as computers), resistive and ...

  • Page 7: Description Of Symbols

    skin and eyes. In case of exposure into the electrolyte, wash immediately with plenty of water and go to the hospital for examination. Description of Symbols The following symbols used herein have the following meaning. Symbols Description It is used to warn of emergency and dangerous situations which may DANGER lead to death or serious bodily injury if not avoided.

  • Page 8: Product Introduction

    2. Product Introduction 2.1 Introduction The UPS supplies stable and uninterrupted power for the important load. It can eliminate the power supply surge, instantaneous high/low voltage, harmonic and frequency offset pollution, to provide high quality electrical energy to costomers. 2.2 System Configuration The Tower UPS is configured by the following part: Rectifier, Charger, Inverter, Static Switch and Manual Bypass Switch.

  • Page 9: Battery Mode

    Fig 2-2 Normal mode operation diagram 2.3.2 Battery Mode Upon failure of the AC mains input power, the inverter of power modules, which obtain power from the battery, supply the critical AC load. There is no interruption in power to the critical load upon failure. After restoration of the AC mains input power, the “Normal mode”...

  • Page 10: Maintenance Mode (Manual Bypass)

    Fig. 2-4 Bypass mode operation diagram 2.3.4 Maintenance Mode (Manual Bypass) A manual bypass switch is available to ensure continuity of supply to the critical load when the UPS becomes unavailable e.g. during a maintenance procedure. (See Fig.2-5). Fig .2-5 Maintenance mode operation diagram Danger During Maintenance mode, dangerous voltages are present on the terminal of input, output and neutral, even with the LCD turned off.

  • Page 11: Auto-Restart Mode

    Fig.2-6 ECO Mode operation diagram Note There is a short interruption time (less than 10ms) when transfer from ECO mode to battery mode, it must be sure that the interruption has no effect on loads. 2.3.6 Auto-restart Mode The battery may become exhausted following an extended AC mains failure. The inverter shuts down when the battery reaches the End of Discharge Voltage (EOD).

  • Page 12: Ups Structure

    2.4 UPS Structure 2.4.1 UPS Configuration The UPS configuration is provided in Table 2.1 Table2.1 UPS Configuration Item Components Quantity Remark Dual Input Standard Long Backup Parallel Card, Optional Type(H) Dry Contact Card Optional 2.4.2 UPS Outlook The UPS outlook is shown as Fig.2-8 to Fig. 2-10. Fig.
  • Page 13 Note The Standard product is configured with single input; the dual-input option is available, with an additional breaker for the main input. Table2.2 UPS Configuration Item Description The touch screen LCD Cold start button, used to light up the LCD in battery mode Intelligent slot : SNMP Dry contact: option...

  • Page 14: Installation Instruction

    3. Installation Instruction 3.1 Location As each site has its requirements, the installation instructions in this section are to act as a guide for the general procedures and practices that should be observed by the installing engineer. 3.1.1 Installation Environment 1、The UPS is intended for indoor installation and uses forced convection cooling by internal fans.

  • Page 15: Installation Tools

    3.1.4 Installation Tools DANGER To ensure safety, installation tools for live operation shall be insulated. Installation tools which may be used in installation process are shown in Table 3-2 and used as needed. Table 3-2 Installation tools Tool name Main function Tool name Main function Forklift...

  • Page 16: Main Cabinet Installation

    Attention The waste materials of unpacking should be disposed to meet the demand for environmental protection. 3.3 Main cabinet installation Two installation modes are available: tower installation and rack installation, depending on available space and user considerations. You can select an appropriate installation mode according to the actual conditions.

  • Page 17: Rack Installation

    3.3.2 Rack Installation 1. Various installation configurations are available: single UPS, single UPS with single or multiple-battery. Their installation methods are all the same. 2. Because battery cabinets are too heavy, they must be installed first, and two or more installation personnel are required to install them at the same time. Please install them from bottom to top.

  • Page 18: Cable Entry

    Fig 3-6 Battery string wiring diagram Danger The battery terminal voltage is of more than 200Vdc, please follow the safety instructions to avoid electric shock hazard. Positive and negative battery strings must be equipped with a 3-channel battery breaker with limited current protection.

  • Page 19: Power Cables

    3.6 Power Cables 3.6.1 Specifications The UPS power cables are recommended in Table 3.3. Table 3.3 Recommended cables for power cables Contents 10kVA 15kVA 20kVA 30kVA Main Input Current(A) Main Input Cable Section（mm²） Main Output Current(A) Main Output Cable Section（mm²） Bypass Input Current(A) Bypass Input （Optional）...

  • Page 20: Circuit Breaker

    Table 3.4 Requirements for power module terminal Port Connection Bolt Bolt Aperture Torque Moment 5.8mm Cables crimped Mains input OT terminal 4.9Nm 5.8mm Cables crimped Bypass Input OT terminal 4.9Nm 5.8mm Cables crimped Battery Input OT terminal 4.9Nm 5.8mm Cables crimped Output OT terminal 4.9Nm...

  • Page 21: Control And Communication Cables

    Fig.3-10 connections terminals for 30kVA 3. Connect the protective earth wire to protective earth terminal (PE). 4. Connect the AC input supply cables to the Input terminal and AC output supply cables to the Output terminal. 5. Connect the Battery cables to the Battery terminal. 6.

  • Page 22: Dry Contact Interface

    Fig.3-11 Dry contact &communication interface 3.7.1 Dry Contact Interface Dry contact interface includes port J1-J18 and the functions of the dry contact are shown in Table 3.6. Table 3.6 Functions of the port Port Name Function Input dry contact-1,1-2, (Normally closed)function is settable , IN_DRY1_NC Default: none Vcc_GJ...

  • Page 23: Communication Interface

    Note The settable functions for each port can be set by the monitor software or touch screen. Specified temperature sensor is required for temperature detection (R25=5Kohm, B25/50=3275), please confirm with the manufacturer, or contact the local maintenance engineers when placing an order. The output dry contact interface: An auxiliary dry contact signal will be activated via the isolation of a relay.

  • Page 24: Lcd Panel

    4. LCD Panel 4.1 Introduction This chapter introduces the functions and operator instructions of the operator control and display panel in detail, and provides LCD display information, including LCD display types, detailed menu information, prompt window information and UPS alarm information.

  • Page 25: Lcd Menu Structure

    Attention When bypass frequency is over track, there is interruption time(less than 10ms) for transferring from bypass to inverter. 4.2.3 LCD Menu structure The menu structure of the monitoring display interface is shown in Fig. 4-2. Fig. 4-2 Menu 4.2.4 Home page After the monitoring system starts self-test, the system enters the home page, following the welcome window.

  • Page 26: System

    Table 4-3 Function description of interface area Area Function description Main menu Level 1 menu, including home page, system, alarm, control, settings, password login. The control and the settings are displayed in gray before login by password. Energy flow diagram Display the energy flow state of the cabinet. Click the corresponding work interface to view the status information.
  • Page 27 Fig. 4-4 Input interface Table 4-6 Description of input interface Display item Description Voltage (V) Mains input phase voltage Current (A) Mains input phase current Frequency (Hz) Mains input frequency Mains input Power factor Bypass The menu interface of the bypass input is shown in Fig. 4-5, and the interface description is shown in Table 4-7.
  • Page 28 Display item Description Frequency (Hz) Bypass input frequency Bypass input Power factor Battery The interface menu of battery input is shown in Fig. 4-6, and the interface description is shown in Table 4-8. Fig. 4-6 Battery interface Table 4-8 Description of battery interface Display item Description Battery voltage...
  • Page 29 Fig. 4-7 Output interface Table 4-9 Description of output interface Display item Description Voltage (V) AC output phase voltage. Current (A) AC output phase current. Frequency (Hz) AC output frequency. Load ratio (%) Load rate of each phase of the machine, i.e. the ratio of actual power to rated power.
  • Page 30 Table 4-10 Description of other interface Display item Description PFC temperature Rectifier temperature INV temperature Inverter temperature Environmental Environmental temperature(optional battery temperature sensor, temperature display "NA" if not connected) Statistics The interface of statistics menu is shown in Fig. 4-9, and the interface description is shown in Table 4-11.

  • Page 31: Alarm Information

    Fig. 4-10 About interface Table 4-12 Description of Interface Display item Description Production serial number of this machine. Contact information of after-sales service providers. Manufacturer Manufacturer of this machine. Website Website of manufacturer of this unit. HMI version Program version of HMI display system. PFC1 version Program version of power rectifier system Inv.1 version...

  • Page 32: Control

    Active alarm The active alarm interface displays the relevant information of the current warning of UPS system, The interface description is shown in Table 4-13. Table 4-13 Description of active alarm interface Display item Description Alarm number Location Display the cabinet number and module number of the current alarm source.

  • Page 33: Settings

    Table 4-15 Description of On-Off interface Control item Description System on-off Including “Inv.On”, “Shut to bypass” and “Shutdown”. It is gray when clicking is invalid. Manual to bypass Including “On” and “Off”. It is gray when clicking is invalid. If the bypass is abnormal, switching to bypass fails. Maintenance The interface of maintenance menu is shown in Fig.
  • Page 34 Fig. 4-14 Common setting interface Table 4-17 Description of common setting interface Setting item Default Options Description Language English English Display in English. YYYY-MM-DD 2016-01-01 2000-01-01~2099-12-31 Set the current date. Time 00:00:00 00:00:00~23:59:59 Set the current time. Support formats: Y-M-D, Date format Y-M-D Y-M-D, M-D-Y, D-M-Y...
  • Page 35 Table 4-18 Description of communication settings interface Setting item Default Options Description Settings such as Protocol, Address and Parity MODBUS_U are set for serial ports, including USB R&D Protocol MODBUS_U interface, RS232 interface RS485 MODBUS, interface. Users can make the corresponding MEGATEC settings according to the setting requirements...
  • Page 36 Rate parameters The interface of the rate parameters menu is shown in Fig. 4-17, and the interface description is shown in Table 4-20. Fig. 4-17 Bypass parameters interface Table 4-20 Description of bypass parameters interface Setting item Default Options Description Battery type: VRLA battery and Lithium battery, Lithium/VRL Batt.Type...
  • Page 37 Table 4-21 Description of advanced parameters interface Setting item Default Options Description Select the corresponding working mode Normal/ECO/Self-ag according to user needs. It is normal Working mode Normal e/ Parallel mode working mode in general. Set according to the actual frame numbers Parallel Number 1 1 ~ 4 of the UPS system installed by the user.
  • Page 38 Table 4-22 Description of battery parameters interface Setting Default Options Description item et according to the total number of battery cells connected to the UPS system, each conventional lead-acid battery Battery settable has 6 battery cells, for example, 32 batteries × 6=192 number battery cells.

  • Page 39: Event List

    4.3 Event List The following Table4.7 gives events of UPS History Log Table 4.23 List of History Log String LCD Display Explanation Sequence Battery voltage low (DOD) Battery voltage is low Battery end of discharge (EOD) Battery End Of Discharge Bypass fail Bypass Fail Fan fail...
  • Page 40 Input over frequency Input frequency abnormal Input under frequency Input frequency abnormal Input phase sequence error Input phase sequence is reverse Input phase loss Input phase loss Input voltage imbalance Input voltage is not balance input voltage rapid inspection Output shorted Circuit abnormal Input over current Input over current...
  • Page 41 Charger under-voltage Charger fail Lithium battery charge primary The charge primary protection of Lithium protection battery BMS system has been trigered Lithium battery discharge primary The discharge primary protection of Lithium protection battery BMS system has been trigered Lithium battery charge secondary The charge secondary protection of Lithium protection battery BMS system has been trigered...
  • Page 42 Load strike Load strike Adjacent UPS request switching to Adjacent UPS request switching to bypass bypass Parallel operation wire abnormal Parallel cable in error Driver connection failure Driver connection failure Synchronous square wave abnormal Synchronous square wave abnormal Inverter self check failure Inverter self check failure Inverter radiator over temperature Inverter Over Temperature...

  • Page 43: Operations

    5. Operations 5.1 UPS Start-up 5.1.1 Start from Normal Mode The UPS must be started up by commissioning engineer after the completeness of installation. The steps below must be followed： 1. Ensure all the circuit breakers are open and the UPS output is not shorted.. 2.

  • Page 44: Procedure For Switching Between Operation Modes

    5.2 Procedure for Switching between Operation Modes 5.2.1 Switching the UPS into Battery Mode from Normal Mode The UPS transfers to Battery model immediately after input circuit breaker disconnects from the utility. 5.2.2 Switching the UPS into Bypass Mode from Normal Mode Follow the path by selecting the icon of “ON”...

  • Page 45: Switching The Ups Into Normal Mode From Maintenance Bypass Mode

    is regular and the inverter is synchronous with it, so as not to risk a short interruption in powering the load. Danger Even with the LCD turned off, the terminals of input and output may be still energized . If you need to maintain the power module, wait for 10 minutes to let the DC bus capacitor fully discharge before removing the cover.

  • Page 46: Epo

    5.4 EPO The EPO button located on the home page (see Fig.5-4) is designed to switch off the UPS in emergency conditions (e.g., fire, flood, etc.).To achieve this, just press the button, and the system will turn off the rectifier, inverter and stop powering the load immediately (including the inverter and bypass output), and the battery stops charging or discharging.
  • Page 47 Fig. 5-5 Parallel diagram The parallel board is located at the back of the UPS cabinet. All the parallel cables are designed to be shielded and double insulated, and are connected between the UPS to form a loop as shown below in Fig.5-6.

  • Page 48: Parallel System Setting

    Fig.5-6 Parallel connection 5.5.2 Parallel system setting Parallel system connection For field installation, please connect the cables with the same length wire. In order to assure that all units are equally utilized and to comply with relevant wiring rules, the following requirements apply: 1.
  • Page 49 Fig.5-7 parallel setting interface Set “System Work Mode” to “Parallel mode”, and set the “Parallel Num” to the number of units in parallel. For the setting of device ID with a system of 3 units in parallel, for example, set the number from 0 to 2 for these 3 units accordingly.

  • Page 50: Maintenance

    6. Maintenance This chapter introduces UPS maintenance, including the maintenance instructions of power module and monitoring bypass module and the replacement method of dust filter. 6.1 Precautions 1. Only certified engineers are authorized to maintain the UPS. 2. The components or PCBs should be disassembled from top to bottom, so as to prevent any inclination from high gravity centre of the cabinet.
  • Page 51 Warning Daily inspection is very important! Check and confirm the battery connection is tightened regularly, and make sure there is no abnormal heat generated from the battery. Warning If a battery has leakage or is damaged, it must be replaced, stored in a container resistant to sulfuric acid and disposed of in accordance with local regulations.

  • Page 52: Product Specification

    7. Product Specification This chapter provides the specifications of the product, including environmental characteristics mechanical characteristics and electrical characteristics. 7.1 Applicable Standards The UPS has been designed to conform to the following European and international standards: Table 7.1 Compliance with European and International Standards Item Normative reference General safety requirements for UPS used...

  • Page 53: Mechanical Characteristic

    7.3 Mechanical Characteristic Table 7.3 Mechanical Characteristics for Cabinet Model 10kVA 15kVA 20kVA 30kVA Unit Dimension 440*130*660 440*130*660 440*130*660 440*130*750 W×H×D Weight Color BLACK,RAL 7021 Protection Level IP20 IEC（60529） 7.4 Electrical Characteristics Table 7.4 Electrical Characteristics Model 10kH/10kS 15kH/15kS 20kH/20kS 30kH/30kS Power Rating 10kVA/10kW 15kVA/15kW 20kVA/20kW 30kVA/30kW...
  • Page 54 Voltage precision ±1%(Linear Load ) Frequency precision 0.1Hz Synchronized Range Settable, ±0.5Hz ~ ±5Hz, default ±3Hz Synchronized Slew Rate Settable, 0.5Hz/S ~ 3Hz/S, default 0.5Hz/S Transient Response <5% for step load (20% - 80% -20%) Transient recovery < 20ms for step load (20% - 100% -20%) <1% (full linear Load ) Output Voltage THDu <3%...

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