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6 – Wiring (continued)
6-4 External Battery Cabinet Wiring Diagrams (continued)
6-5 Electrical and Cable Data
SU120KX2 schematic representation shown
External Battery Cabinets
10 Year Cabinet: 55AH, 78AH, 103AH, 140AH; 250A, 600VDC Circuit Breaker
Model Input Output
Input, Bypass and
Output Breaker Size
Input, Reserve, Output
and Battery Cable Size
Battery Circuit
Breaker Fuse Size
Battery
Cable Size
SU120KX2
380Y/220V,
400Y/230V, or
415Y/240V AC, 3Ø,
4-wire + ground
380Y/220V,
400Y/230V, or
415Y/240V AC, 3Ø,
4-wire + ground
225A
120mm²
(4/0 AWG)
250A
120mm²
(4/0 AWG)
12-212-93-3141.indb 13 12/28/2012 11:17:23 AM