Table of contents
Page
1
IMPORTANT SAFETY INSTRUCTIONS ........................................................................................................... 6
2
LAYOUT ............................................................................................................................................................ 9
2.1
LAYOUT SG Series 50 & 80 kVA.......................................................................................................................................................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 dual input utility ................................................................................................................................................ 25
3.8.4
Battery connection ................................................................................................................................................................................. 27
3.8.5
Setup for SG Series when functioning as frequency converter.......................................................................................... 28
3.9
RPA PARALLEL SYSTEM CONNECTION...................................................................................................................................... 29
3.9.1
Power wiring of parallel units............................................................................................................................................................. 29
3.9.2
Parallel control bus connection......................................................................................................................................................... 30
3.9.3
Control bus cable location................................................................................................................................................................... 32
4
CUSTOMER INTERFACE................................................................................................................................ 34
4.1
CUSTOMER INTERFACE.................................................................................................................................................................... 34
4.1.1
Serial Port J3 .............................................................................................................................................................................................. 35
4.1.2
Output free potential contacts .......................................................................................................................................................... 35
4.1.3
Programmable input free contacts ................................................................................................................................................. 36
4.1.4
Gen Set Signalling (GEN ON)................................................................................................................................................................ 36
4.1.5
AUX external Maintenance Bypass ................................................................................................................................................. 36
4.1.6
Auxiliary Power Supply (APS) 24 VDC.............................................................................................................................................. 36
4.1.7
EPO (Emergency Power Off) input contact................................................................................................................................... 37
5
NOTES............................................................................................................................................................. 38
5.1
NOTES FORM........................................................................................................................................................................................ 38
Modifications reserved
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OPM_SGS_ISG_50K_80K_0US_V040.doc
Installation Guide SG Series 50 & 80 kVA
