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OPM_SGS_USM_M22_M30_2US_V010.doc
User Manual
SG Series 225 & 300 UL S2
Table of contents
Page
IMPORTANT SAFETY INSTRUCTIONS ........................................................................................................... 7
LAYOUT .......................................................................................................................................................... 10
........................................................................................................................................................... 10
INTRODUCTION ............................................................................................................................................ 11
DESCRIPTION ................................................................................................................................................ 12
BLOCK DIAGRAM AND MAIN ELEMENTS ..................................................................................................................................... 12
OPERATION MODES.............................................................................................................................................................................. 13
Normal operation mode........................................................................................................................................................................... 13
eBoost™ operation mode (option) ....................................................................................................................................................... 13
Utility failure operation ............................................................................................................................................................................. 14
Utility recovery operation........................................................................................................................................................................ 14
Automatic Bypass ....................................................................................................................................................................................... 15
Manual Bypass (option)............................................................................................................................................................................. 15
PARALLEL SYSTEM OPERATION ....................................................................................................................................................... 16
Introduction to the parallel system ..................................................................................................................................................... 16
Features of RPA parallel system........................................................................................................................................................... 17
System control.............................................................................................................................................................................................. 17
Synchronization ........................................................................................................................................................................................... 17
Load sharing .................................................................................................................................................................................................. 17
RECTIFIERS PARALLELED ON THE SAME BATTERY.................................................................................................................. 18
RECYCLING AT THE END OF SERVICE LIFE.................................................................................................................................. 19
CONTROL PANEL .......................................................................................................................................... 20
CONTROL PANEL.................................................................................................................................................................................... 20
TABLE OF FUNCTIONS AND INDICATIONS ON CONTROL PANEL ..................................................................................... 21
LCD SCREEN .................................................................................................................................................. 23
HOME SCREEN ........................................................................................................................................................................................ 23
METERING ................................................................................................................................................................................................. 25
ALARMS...................................................................................................................................................................................................... 28
Events (alarms and messages).............................................................................................................................................................. 29
Alarms list........................................................................................................................................................................................................ 29
Messages list.................................................................................................................................................................................................. 33
......................................................................................................................................................... 36
COMMANDS ............................................................................................................................................................................................. 43
OPERATION.................................................................................................................................................... 44
.................................................................................................................................................... 45
UPS shutdown with Load transfer on Manual Bypass Q2 (option)........................................................................................ 49
From Manual Bypass Q2 (option) to normal function VFI.......................................................................................................... 51
Complete UPS shutdown.......................................................................................................................................................................... 53
Restore to normal operation after “Load Off”................................................................................................................................. 54
Restore to normal operation after EPO (Emergency Power Off) ............................................................................................ 55