Optional accessories for the NZM circuit breaker series offer an extensive portfolio of application options for worldwide use. Assembly is flexible and easy thanks to modular function groups. Notes: Door coupling rotary handle with rotary drive. Extension shaft NZM..-XV4. External warning sign/designation plate in German/English. Black and yellow lightning arrow. External warning sign/designation plate can be clipped in. For increased contact protection on the feed side, order IP2X finger protection. Red and yellow for EMERGENCY STOP. Can be locked in the 0 position on the handle with a maximum of 3 padlocks. Can be used for: NZM4(-4), N(S)4(-4)