APC SILCON 10-40KW 400V UPS - Manual (Page 14)

14 Installation Guide APC Silcon 10-40kW 400V UPS
990-4050
External Connection
* DIN gL types
PVC cables isolated to withstand ambient temperature of max. 30oC
** Must be rated as external PE cable if mains system is not supplying PE
NOTICE!
Check correct phase rotation of mains input voltage!!
Max. input/output cables: 35mm
2
.
If there is no neutral input Dzn0 or Dyn11 input isolation transformer is required.
UPS External
Input Fuses*
FM [A]
380-415V
External
Input Cable
[mm2]
380-415V
External PE
Cable [mm2]
Maximum
External
Output
Fuses*
[A]
External
Output Cable
[mm2]
10kW 20 4 4 16 2.5
20kW 40 10 10 32 6
NOTICE!
All cable dimensions are recommended sizes only.
Refer to local legal regulations.
UPS External Alarm
Cable max.
[mm2]
External System
Earth Cable
[mm2]**
External Battery
Breaker
[A]
External
Battery Cable
[mm2]
10kW 2 4 25 4
20kW 2 4 50 10
NOTICE!
If an MCCB is used instead of external input fuses, the MCCB load capacity must be 8xIn
(nominal current) for min. 10ms.