GE Industrial Solutions SG Series 10 – 20 – 30 – 40 kVA Installation Guide User Manual
Page 22
WIRING
Wire sizing according to
NEC Section 210-20 (a) Table 310-16
Use 75°C (167°F) copper wire
Wiring requirements:
AC INPUT RECTIFIER:
3-Phase, 3 wire plus Ground
AC INPUT BYPASS:
3-Phase, 4 wire plus Ground
AC OUTPUT:
3-Phase, 4 wire plus Ground
DC INPUT:
2 wire (positive and negative) plus Ground
Maximum cable diameter that terminals can accept
Refer to torque specifications table for torque requirements
UPS rating
Rectifier Input Bypass Input
DC Input
AC Output
GND
SG Series 10 kVA
3 AWG
3 AWG
3 AWG
3 AWG
3 AWG
SG Series 20 kVA
3 AWG
3 AWG
3 AWG
3 AWG
3 AWG
SG Series 30 kVA
1 AWG
1 AWG
1 AWG
1 AWG
1 AWG
SG Series 40 kVA
1 AWG
1 AWG
1 AWG
1 AWG
1 AWG
Modifications reserved
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OPM_SGS_ISG_10K_40K_0US_V040.doc
Installation Guide SG Series 10 –20 – 30 - 40 kVA