The Schneider Electric additional current transformer module of 400A rating for 3 poles Compact NSX 400..630 devices. The current at the secondary winding is 5A. The power consumption accuracy is 8VA (class 3). There is a class II insulation level between the front face and the power circuits.

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 protection degree is IP40