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. Standard with control line connection for 1x0.75-2.5qmm (18-14 AWG) or 2x0.75-1.5qmm (18-14 AWG) Cu conductors. Installation outside the switch housing. Use wire end ferrules for fine-stranded and highly flexible conductors. Maximum specified cross-section can only be connected with multiple strands and without wire end ferrules. Installation of the NZM1(-4)-XKSA cover required (included in delivery). Can be used for: NZM1-4, PN1-4, N(S)1-4