External connection – APC SILCON 990-4053 User Manual
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Installation Guide APC Silcon 480kW 400V UPS
990-4053
External Connection
* DIN gL types
PVC cables insulated to withstand ambient temperature of max. 30oC
** Must be rated as external PE cable if mains system is not supplying PE
CAUTION!
At a switch mode load of 100% the neutral must be rated for 200% output phase current.
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]
480kW
1000
3//185
185
800
3//150
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]
480kW
2
25
800
3//150
NOTICE!
Install gland plate in bottom of unit.