This is an insulation accessory for 4 poles Compact NSX 400/630 or EasyPact CVS 400/630.This short terminal shield protects against direct contact with power circuit.It can be mounted upstream and downstream of fixed, plug-in or withdrawable devices.It allows to reach the clearance distance requested by IEC 60947-2 standard.The pitch is 45mm.It provides IP40 degree of protection and IK07 mechanical impact protection.