Power Connection With Common Input Utility Of Sg Series 10 & 20 - GE SG Series Installation Manual

3.8.2 Power connection with common input utility of SG Series 10 & 20
Fig. 3.8.2-1 Power connections Common Input Utility of SG Series 10 & 20
SG Series 10 & 20
L1-1
Rectifier + Bypass Phase A
L2-1
Rectifier + Bypass Phase B
L3-1 Rectifier + Bypass Phase C
N
Neutral
L1
Load Phase A
N
Load Neutral
The interconnection links BR1, BR2 and BR3 MUST REMAIN CONNECTED.
Cable terminations are to the Rectifier Input Terminals and Output Terminals as shown above.
Connect wire to the Terminals using appropriate tools and appropriate torque.
Torque specification for Input / Output and DC power connections on Terminals: see Section 3.8.1.
NOTE !
This UPS is only designed to operate in a wye-configured electrical system with a
solidly grounded neutral.
If the UPS is equipped with an input transformer, the secondary of the transformer
must be wye-configured with neutral solidly grounded.
Modifications reserved
GE_UPS_OPM_SGS_ISG_10K_40K_0US_V070.docx
Critical Power
Max. rating X1 terminals:
Common Input Rectifier / Bypass
Output Load
L2
Load Phase B
PE
Load Ground
X1
3 AWG (25mm )
2
PE
Ground
L3
Installation Guide SG Series 10-20-30-40 UL S
PE
N
L3
L2
L1
PE
N
L3-1
L2-1
L1-1
Load Phase C
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