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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 30oC.
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