Issue:
Connection of Neutral Current Transformers

Product Line:
Circuit Breaker Neutral Current Transformers

Environment:
Electrical cabinet interiors

Cause:
Circuit breaker Neutral input connections

Resolution:
A. Primary
If load is connected to OFF end of circuit breaker, connect load
neutral to H1 terminal of neutral CT.
If supply power is connected to OFF end of circuit breaker, connect
supply neutral to H1 terminal of neutral CT.
B. Secondary
Connect terminals X1 and X2 of neutral CT to terminals 1 and 2,
respectively, of the circuit breaker terminal block, using no more
than 25 ft. (7.6mm) of No. 14 AWG (2.5mm2) wire.

Released for: Schneider Electric USA