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: Simultaneous operation of 2 load-break switches PN of the same size installed next to each other. Not UL/CSA approved. 1x rotary handle on switch (not lockable) included in delivery. 1x door coupling rotary handle (not lockable) included in delivery. Not suitable for use as a mains disconnection device. Can be used for: PN3(-4) + PN3(-4)