The Schneider Electric additional current transformer module of 250A rating for 3 poles Compact NSX 250 devices. This module enables direct connection of a measurement device such as an ammeter. The module is installed directly on the downstream circuit breaker power terminals. The current at the secondary winding is 5A.

The power consumption accuracy is 5VA (class 3)
There is a class II insulation level between the front face and the power circuits
The protection degree is IP40