Optional accessories for the NZM circuit breaker series offer an extensive portfolio of application options for worldwide use. Installation is flexible and easy thanks to modular function groups. Notes: Type contains parts for a switch side at the top or bottom for 3- or 4-pole switches. For switches with screw connection. Insulation using cover NZM4(-4)-XKSA or phase separator NZM4(-4)-XKP required. When mounting the switch on a conductive mounting plate, use of cover NZM4(-4)-XKSA is required. With control line connection for 1x0.75-2.5qmm or 2x 0.75-1.5qmm Cu conductors as standard. Can be used for: NZM4, N(S)4