990–5809D-001

Recommended Upstream Protection and Cable Sizes for 400 kW UPS

 

Maximum OCPD (A)

Conductors per Phase Copper/Aluminium (mm²)

PE Conductor (mm²)

  380 V 400 V 415 V 440 V 380 V 400 V 415 V 440 V 380 V 400 V 415 V 440 V
Input 800* 800* 800* 800* 2x150 / 2x240 2x150 / 2x240 2x150 / 2x240 2x150 / 2x240 1x150 / 1x240 1x150 / 1x240 1x150 / 1x240 1x150 / 1x240
Bypass 630* 630* 630* 630* 2x120 / 2x185 1x240 / 2x150 1x240 / 2x150 1x240 / 2x150 1x120 / 1x185 1x120 / 1x150 1x120 / 1x150 1x120 / 1x150
Output 630* 630* 630* 630* 2x120 / 2x185 1x240 / 2x150 1x240 / 2x150 1x240 / 2x150 1x120 / 1x185 1x120 / 1x150 1x120 / 1x150 1x120 / 1x150
Battery 1000 1000 1000 1000 2x185 / 3x185 2x185 / 3x185 2x185 / 3x185 2x185 / 3x185 1x185 / 2x150 1x185 / 2x150 1x185 / 2x150 1x185 / 2x150
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