Table of contents Page
1 IMPORTANT SAFETY INSTRUCTIONS ........................................................................................................ 6
2 LAYOUT.......................................................................................................................................................... 9
2.1 LAYOUT SG Series 400 & 500 .......................................................................................................................................................9
3 INSTALLATION............................................................................................................................................ 10
3.1 TRANSPORT....................................................................................................................................................................................... 10
3.1.1 Dimensions and weight................................................................................................................................................................. 10
3.2 DELIVERY............................................................................................................................................................................................ 11
3.3 STORAGE ............................................................................................................................................................................................11
3.3.1 Storage of the UPS .......................................................................................................................................................................... 11
3.3.2 Storage of battery ........................................................................................................................................................................... 11
3.4 PLACE OF INSTALLATION............................................................................................................................................................ 12
3.4.1 UPS location ....................................................................................................................................................................................... 12
3.4.2 Battery location................................................................................................................................................................................ 14
3.5 VENTILATION AND COOLING..................................................................................................................................................... 15
3.6 UNPACKING ......................................................................................................................................................................................16
3.7 ELECTRICAL WIRING...................................................................................................................................................................... 18
3.7.1 Utility input connection ................................................................................................................................................................. 18
3.7.2 Input/output over current protection and wire sizing..................................................................................................... 19
3.7.3 Battery over current protection and wire sizing................................................................................................................ 20
3.8 WIRING CONNECTION .................................................................................................................................................................. 22
3.8.1 Power connections.......................................................................................................................................................................... 22
3.8.2 Power connection with common input utility ..................................................................................................................... 24
3.8.3 Power connection with dual input utility (option).............................................................................................................. 26
3.8.4 Battery and External Battery Breaker connection ........................................................................................................... 29
3.8.5 Interface to External Bypass for single unit......................................................................................................................... 30
3.8.6 Connections to External Bypass switch in case of RPA Parallel System ................................................................ 30
3.8.7 Set-up for SG Series 400 & 500 intended to be operated in eBoost™ Operation Mode .................................. 31
3.9 RPA PARALLEL SYSTEM CONNECTION .................................................................................................................................. 32
3.9.1 Power wiring of parallel units ..................................................................................................................................................... 32
3.9.2 Parallel control bus connection................................................................................................................................................. 33
3.9.3 Control bus cable location ........................................................................................................................................................... 35
4 CUSTOMER INTERFACE ............................................................................................................................. 37
4.1 CUSTOMER INTERFACE................................................................................................................................................................ 37
4.1.1 Serial Port J3 ...................................................................................................................................................................................... 38
4.1.2 Output free potential contacts .................................................................................................................................................. 38
4.1.3 Programmable input free contacts ......................................................................................................................................... 39
4.1.4 Gen Set Signaling (GEN ON)......................................................................................................................................................... 39
4.1.5 AUX external Maintenance Bypass......................................................................................................................................... 39
4.1.6 eBoost/IEMi control signal ........................................................................................................................................................... 39
4.1.7 Auxiliary Power Supply (APS) 24Vdc and Battery Breaker Release........................................................................... 39
4.1.8 EPO (Emergency Power Off) Input contact........................................................................................................................... 40
5 NOTES .......................................................................................................................................................... 41
5.1 NOTES FORM ....................................................................................................................................................................................41
Modifications reserved Page 5/41
OPM_SGS_ISG_M40_M50_2US_V021.doc User Manual SG Series 400 & 500 UL S2