what is the difference between protection version ( 4P-3D ) and ( 4P-4D ) For 4 pole MCCB ?

Question

what is the difference between protection version ( 4P-3D ) and ( 4P-4D ) For 4 pole MCCB  ?

Accepted Answer

For 4P 3D : 4-pole frame ( 4P ) with detection on 3 poles ( 3D )

For 4P 4D : 4-pole frame ( 4P ) with detection on all 4 poles ( same threshold for phases and neutral )

what is the difference between protection version ( 4P-3D ) and ( 4P-4D ) For 4 pole MCCB ?

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what is the difference between protection version ( 4P-3D ) and ( 4P-4D ) For 4 pole MCCB ?

Released for: Schneider Electric Nigeria

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