User ManualTable of ContentsIMPORTANT SAFETY INSTRUCTIONS7INTRODUCTION10DESCRIPTION11BLOCK DIAGRAM AND MAIN ELEMENTS11OPERATION MODES12Normal operation mode12Utility failure operation12Utility recovery operation13Automatic Bypass13Manual Bypass13PARALLEL SYSTEM OPERATION14Introduction to the parallel system14Features of RPA parallel system15System control15Synchronization15Load sharing15RECTIFIERS PARALLELED ON THE SAME BATTERY16RECYCLING AT THE END OF SERVICE LIFE17LAYOUT18LAYOUT SG SERIES 10 AND 20 KVA18LAYOUT SG SERIES 30 AND 40 KVA19CONTROL PANEL20CONTROL PANEL20TABLE OF FUNCTIONS AND INDICATIONS ON CONTROL PANEL20LCD SCREEN22METERING MODE23ALARMS26PARAMETERS27EDIT MODE29USER PARAMETERS32EVENTS (ALARMS AND MESSAGES)35Alarms list35Messages list39Event report SG Series41OPERATION42PROCEDURES FOR SINGLE UPS43Start-up of the SG Series43Maintenance shutdown (Load on Q2)44From Manual Bypass (Q2) to normal function On-line45Complete UPS shutdown (No Load supply)46Restore to normal operation after “total off”47Restore to normal operation after EPO (Emergency Power Off)48PROCEDURES FOR UPS FUNCTIONING AS FREQUENCY CONVERTER49Start-up of the SG Series as frequency converter49Complete UPS shutdown (No Load supply)50Restore to normal operation after “total off”51Restore to normal operation after EPO (Emergency Power Off)52PROCEDURES FOR PARALLEL SYSTEM53Parallel System start-up53Maintenance system shutdown (Load supplied from Q2 on all Units)55From Manual Bypass (Q2) to normal function On-line56Separate a Unit from the parallel system (System Redundancy)58Reconnect a Unit to a parallel system59Parallel system shutdown (No Load supply)60Restore to normal operation after “total off”62Restore to normal operation after EPO (Emergency Power Off)64PROCEDURES FOR PARALLEL SYSTEM WITH COMMON BATTERY66Parallel System start-up66Maintenance system shutdown (Load supplied from Q2 on all Units)68From Manual Bypass (Q2) to normal function On-line69Separate a Unit from the parallel system (System Redundancy)71Reconnect a Unit to a parallel system72Parallel system shutdown (No Load supply)73Restore to normal operation after “total off”75Restore to normal operation after EPO (Emergency Power Off)77CUSTOMER INTERFACE79CUSTOMER INTERFACE79Serial Port J380Output free potential contacts80Programmable input free contacts81Gen Set Signaling (GEN ON)81AUX external Maintenance Bypass81Auxiliary Power Supply (APS) 24 VDC / 1A81EPO (Emergency Power Off) Input contact82OPTIONS83BUILT IN UPS OPTIONS83COMMUNICATION OPTIONS83OPTIONS IN UPS CABINET83CONNECTION FOR OPTIONS84Remote Signaling Box (RSB)84MAINTENANCE85MAINTENANCE85Service check85Fans and ventilation85Other components with limited lifetime85Battery85Long shut-down periods of the UPS-system86UPS room conditions and temperature86Long shut-down periods of the UPS-system86NOTES87NOTES FORM87Size: 2.41 MBPages: 88Language: EnglishOpen manual