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Installation Guide APC Silcon 10-40kW 400V UPS 79
6.7.1 Connecting Isolation Transformer
*DIN gL types
PVC cables isolated to withstand a maximum ambient temperature of 30
o
C.
NOTICE!
If an MCCB is used in stead of external input fuses, the MCCB load capacity must be 8xIn
(nominal current) for minimum 10 ms.
Isolation
Transformer
External
Input Fuses*
FM [A]
380-415V
External
Input Cable
[mm2]
380-415V
External PE
Cable [mm2]
External
Output
Cable
[mm2]
External
Temp.
Signal
Cable max.
[mm2]
10kW 20 4 4 4 2
20kW 40 10 10 10 2
40kW 80 25 16 25 2