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EPC GC Series User Manual

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GC SERIES INDUSTRIAL
UNINTERRUPTIBLE POWER SUPPLY
USERS MANUAL

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  • Page 1 GC SERIES INDUSTRIAL UNINTERRUPTIBLE POWER SUPPLY USERS MANUAL...
  • Page 2 Before operation, the Industrial UPS should be prepared by an authorized technical personnel approved by EPC ENERGY&POWER CONVERTION SYSTEMS CO. The warranty will be void, if this direction is not followed. Please contact EPC ENERGY&POWER CONVERTION SYSTEMS CO POWER SYSTEMS customer service, if you see any problem about any process described in this users manual.
  • Page 3 GC Series Industrial UPS Users Manual CAUTION 1. There are no user servicable parts inside. 2. Even after the equipment is disconnected from batteries, input and output connections, a intervention to the interior of the equipment contains risk of electric shock.

  • Page 4: Table Of Contents

    GC Series Industrial UPS Users Manual CONTENT GENERAL INTRODUCTION SYSTEM DESCRIPTION BYPASS SUPPLY 12 PULSE (RECTIFIER) DEVICES TECHNICAL SPECIFICATIONS SETUP OPENING PACKAGE CHOOSING PROPER PLACE ELECTRICAL CONNECTION OPERATION SWITCHING THE UPS TO POWER THE LOAD FROM A POWER OFF SWITCHING THE UPS ON FROM A MAINTENANCE BYPASS POWER DOWN...

  • Page 5: General Introduction

    1. GENERAL INTRODUCTION 1.1 SYSTEM DESCRIPTION The GC Series Industrial UPS System is designed to be connected between a critical load, such as a computer, medical systems, industrial systems and its three phase mains power supply. It provides increased ower quality and uninterruption for critical loads.

  • Page 6: Technical Specifications

    GC Series Industrial UPS Users Manual 1.4 TECHNICAL SPECIFICATIONS 1.4.1 SPECIFICATIONS for 15 – 20 – 30 - 40 kVA Power (kVA) INPUT DATA (MAINS) Units 380 - 400 – 415 3P + N Line voltage Permissible input voltage variation +15% / -15 50 –...
  • Page 7 GC Series Industrial UPS Users Manual Power (kVA) ENVIROMENTAL Units º C Operating temperature 0 / 40 < 90% at 23 º C Relative humidity Altitude < 1000 m º C Storage temperature -25 / 70 Acoustic noise Standart – EMC...
  • Page 8 GC Series Industrial UPS Users Manual 1.4.2 SPECIFICATIONS for 60 – 80 - 100 kVA Power (kVA) INPUT DATA (MAINS) Units 380 - 400 – 415 3P + N Line voltage Permissible input voltage variation +15% / -15 50 – 60 Line frequency ±...
  • Page 9 GC Series Industrial UPS Users Manual Power (kVA) ENVIROMENTAL Units º C Operating temperature 0 / 40 < 90% at 23 º C Relative humidity Altitude < 1000 m º C Storage temperature -25 / 70 Acoustic noise Standart – EMC...
  • Page 10 GC Series Industrial UPS Users Manual 1.4.3 SPECIFICATIONS for 120 – 160 - 200 kVA Power (kVA) INPUT DATA (MAINS) Units 380 - 400 – 415 3P + N Line voltage Permissible input voltage variation +15% / -15 50 – 60 Line frequency ±...
  • Page 11 GC Series Industrial UPS Users Manual Power (kVA) ENVIROMENTAL Units º C Operating temperature 0 / 40 < 90% at 23 º C Relative humidity Altitude < 1000 m º C Storage temperature -25 / 70 Acoustic noise Standart – EMC...

  • Page 12: Setup

    All electrical connections of the UPS exist on the back of the front door of the enclosure. All required connections to connection panel of UPS should be made by EPC ENERGY&POWER CONVERTION SYSTEMS CO. service personnel or by the approval of EPC ENERGY&POWER CONVERTION SYSTEMS CO.

  • Page 13: Operation

    K2 is internal or external depending on model and/or power Figure 3-1 GC Series Industrial UPS Breaker Configuration 3.1 SWITCHING THE UPS TO POWER THE LOAD FROM A POWER OFF This procedure should be followed when turning on the UPS from a fully powered down condition - i.e.

  • Page 14: Switching The Ups On From A Maintenance Bypass Power Down

    GC Series Industrial UPS Users Manual 4. After the DC bus voltage is stabilized, inverter will start its operation. 10 seconds later, the STS will switch its output the inverter. Inverter Fail and Outpyu Fail alarms will disappear. 5. Now, it is safe to turn the K2 battery circuit breaker (internal or external) on.

  • Page 15: Procedure For Switcing The Ups Into A Maintenance Bypass Power Down

    GC Series Industrial UPS Users Manual 3.4 PROCEDURE FOR SWITCING THE UPS INTO A MAINTENANCE BYPASS POWER DOWN This procedure should be followed to transfer the load from the UPS inverter output to the maintenance bypass system. This may be required during UPS maintenance procedures.

  • Page 16: Service And Maintenance

    GC Series Industrial UPS Users Manual 4. SERVICE AND MAINTENANCE CAUTION There are no by the user servicable parts inside the equipment, therefore DO NOT OPEN THE COVER OF THE EQUIPMENT. Because of possible external battery connection and dry contact relay outputs, THERE MAY BE HIGH VOLTAGE INSIDE THE EQUIPMENT, EVEN WHEN THE RECTIFIER IS TURNED OFF.

  • Page 17: Daily Checks

    GC Series Industrial UPS Users Manual documented periodic program of inspection and preventive maintenance, as suggested below, will help to ensure optimum equipment performance and may serve to detect certain minor malfunctions prior to them developing into a major fault.

  • Page 18: Extended Service

    GC Series Industrial UPS Users Manual given below. We therefore strongly recommend that the annual service is carried out by trained personnel.  Carry out the weekly checks detailed above.  Shut down the UPS following the recommended operating procedure.

  • Page 19: Display Panel

    GC Series Industrial UPS Users Manual appropriate to both valve-regulated and non-sealed batteries vary, and should be obtained from the battery manufacturer. 5. DISPLAY PANEL 5.1 STRUCTURE OF FRONT PANEL The front panel of the Rectifier contains a 2x16 character LCD (Liquid Crystal Display), control buttons and leds.
  • Page 20 GC Series Industrial UPS Users Manual Enter Button This buton is used to enter a submenu or to validate a setting performed. Led Displays These leds provide instantenaous information about the status of the equipment. This led panel has individual leds for individual alarms.

  • Page 21: Monitor, Information And Warning Messages

    GC Series Industrial UPS Users Manual There is password protection to modify operation parameters. A key symbol on the most right character of the second LCD line is displayed, until correct password is entered (password disabled). Password can be entered under Main Menu -> Functional.
  • Page 22 GC Series Industrial UPS Users Manual BATTERY LOW BATTERY LOW value. *Option RECTIFIER Indicates that the measured battery voltage is lower than the adjustable BATTERY HIGH BATTERY HIGH value. *Option RECTIFIER Indicates that the thyristor bridge temperature has exceeded limits. The OVER TEMPERATURE equipment will stop generating DC.
  • Page 23 GC Series Industrial UPS Users Manual IGBT FAULT switched in to fault condition. INVERTER Indicates an inverter overcurrent. OVERCURRENT Inverter heatsink block is overheated and inverter has switched of itself for INVERTER proper protection. Inverter will resume operation after the overheat on OVER TEMPERATURE heatsink block is disappeard.

  • Page 24: Measurement, Control And Settings Menu Structure

    GC Series Industrial UPS Users Manual 5.3 MEASUREMENT, CONTROL AND SETTINGS MENU STRUCTURE NORMAL OPER. 31.12.08 14:51:00    Measurements Rectifier Output Voltage <Group> <Group> 121.0 V    Output Current Line Current L3 60.2 A 12.0 A ...
  • Page 25 GC Series Industrial UPS Users Manual   Functional Password <Group>   New Password <Group>  Control Source Keypad  Start Mode Automatic  Language English  Serial Link FreeMaster   Baud Rate Modbus (RTU) 9600 <Group> ...
  • Page 26 GC Series Industrial UPS Users Manual   Setup Rectifier Charge Mode <Group> <Group> Float    Current Limit Float Charge 121.0 V 20.0 A   Boost Duration Equalize Charge 10 hrs 129.6 V   Temp. Compansation...
  • Page 27 GC Series Industrial UPS Users Manual  Control Rectifier <Group>   Inverter  Log records View Logs <Group> 12 Total   Clear Logs Baud Rate Modbus (RTU) <Group> 9600 <Group>     DSP Version About Rectifier 3.00...

  • Page 28: Alarm & Communication Interface Board

    GC Series Industrial UPS Users Manual At points marked with *, user is prompted for password enterance and allowed to continue only valid password is entered. NOTE Default (factory setting) password is 0000. 5.4 ALARM & COMMUNICATION INTERFACE BOARD Alarm & Communication Interface Board is provided together with the display panel and supports RS232 / RS485 communication and dry contact outputs.
  • Page 29 GC Series Industrial UPS Users Manual Dry contact outputs are referred from K1 to K4 and remain energised, if the alarm conditions is not fulfilled. When the alarm condition is fulfilled, dry contact drops and switched to the deeenergised status. Dry contact outputs are provided to the user directly from plugin sockets placed on the Alarm &...
  • Page 30 GC Series Industrial UPS Users Manual NOTE RS232 / RS485 port is isolated from the rest of the UPS. NOTE Contact EPC ENERGY& POWER CONVERTION SYSTEMS CO. for Modbus adresses. Ver1.0 Rev1 PAGE :...

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