These accessories are spreaders for 3 poles Compact NSX 100/160/250 and EasyPact CVS 100/160/250.They are screwed to the circuit-breaker terminals to increase the pitch between poles from 35mm to 45mm.The rated current is up to 250 A.These spreaders are supplied with flexible interphase barriers for insulation reinforcement.They are sold by set of 4 parts.