GE Industrial Solutions SG Series 750 T12 UL S2 User Manual - Manual (Page 5)

Modifications reserved Page 5/71
OPM_SGS_USM_M75_M75_2US_V010.doc User Manual SG Series 750 UL S2 & SG Series 750 T12 UL S2
Table of contents
Page
1 IMPORTANT SAFETY INSTRUCTIONS ........................................................................................................... 7
2 LAYOUT........................................................................................................................................................... 10
2.1 LAYOUT SG Series 750 & SG Series 750 T12 .......................................................................................................................... 10
3 INTRODUCTION ............................................................................................................................................ 11
4 DESCRIPTION ................................................................................................................................................ 12
4.1 BLOCK DIAGRAM AND MAIN ELEMENTS.................................................................................................................................. 12
4.2 OPERATION MODES........................................................................................................................................................................... 13
4.2.1 Normal operation mode ....................................................................................................................................................................... 13
4.2.2 eBoost™ operation mode (option) ................................................................................................................................................... 13
4.2.3 Utility failure operation ......................................................................................................................................................................... 14
4.2.4 Utility recovery operation.................................................................................................................................................................... 14
4.2.5 Automatic Bypass ................................................................................................................................................................................... 15
4.3 PARALLEL SYSTEM OPERATION.................................................................................................................................................... 16
4.3.1 Introduction to the parallel system ................................................................................................................................................. 16
4.3.2 Features of RPA parallel system ....................................................................................................................................................... 17
4.3.3 System control.......................................................................................................................................................................................... 17
4.3.4 Synchronization........................................................................................................................................................................................ 17
4.3.5 Load sharing .............................................................................................................................................................................................. 17
4.4 RECTIFIERS PARALLELED ON THE SAME BATTERY .............................................................................................................. 18
4.5 RECYCLING AT THE END OF SERVICE LIFE .............................................................................................................................. 19
5 CONTROL PANEL .......................................................................................................................................... 20
5.1 CONTROL PANEL ................................................................................................................................................................................ 20
5.2 TABLE OF FUNCTIONS AND INDICATIONS ON CONTROL PANEL.................................................................................. 21
6 LCD SCREEN .................................................................................................................................................. 23
6.1 HOME SCREEN..................................................................................................................................................................................... 23
6.2 METERING.............................................................................................................................................................................................. 25
6.3 ALARMS .................................................................................................................................................................................................. 28
6.3.1 Events (alarms and messages) .......................................................................................................................................................... 29
6.3.2 Alarms list.................................................................................................................................................................................................... 29
6.3.3 Messages list.............................................................................................................................................................................................. 33
6.3.4 Event report SG Series 750 & SG Series 750 T12........................................................................................................................ 36
6.4 SETUP ...................................................................................................................................................................................................... 37
6.5 COMMANDS.......................................................................................................................................................................................... 43
7 OPERATION.................................................................................................................................................... 44
7.1 PROCEDURES FOR SINGLE SG Series 750 & SG Series 750 T12.................................................................................... 45
7.1.1 Start-up of the SG Series 750 & SG Series 750 T12................................................................................................................... 45
7.1.2 UPS shutdown with Load transfer on External Maintenance Bypass (option)............................................................. 49
7.1.3 From External Maintenance Bypass (option) to normal function VFI............................................................................... 50
7.1.4 Complete UPS shutdown...................................................................................................................................................................... 51
7.1.5 Restore to normal operation after “Load Off”............................................................................................................................. 52
7.1.6 Restore to normal operation after EPO (Emergency Power Off) ........................................................................................ 53
7.2 PROCEDURES FOR SG Series 750 & SG Series 750 T12 PARALLEL SYSTEM............................................................. 54
7.2.1 SG Series 750 & SG Series 750 T12 Parallel System start-up............................................................................................... 54
7.2.2 Parallel System shutdown with Load transfer on External Maintenance Bypass (option)..................................... 58
7.2.3 From External Maintenance Bypass (option) to normal function VFI............................................................................... 60
7.2.4 Separate a UPS unit from the Parallel System (System Redundancy) ............................................................................ 61
7.2.5 Reconnect a UPS unit to a Parallel System.................................................................................................................................. 62
7.2.6 Complete Parallel System shutdown.............................................................................................................................................. 63
7.2.7 Restore to normal operation after “Load Off”............................................................................................................................. 64
7.2.8 Restore to normal operation after EPO (Emergency Power Off) ........................................................................................ 65