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Moeller NZM4 Circuit Breaker
Operating Elements

Main switch assembly kit


Equipment supplied:

  • Rotary door-coupling handle
  • NZM...-XV4 extension shaft
  • External warning plate/designation label in German/English
  • Black and yellow flash
  • For enhanced protection against direct contact on the incomer side, IP2X protection against contact with a finger can be ordered
  • Other external warning plates/designation labels can be clipped on.


Circuit Breaker Operating Elements

Part Name Color Description
NZM4-XHBR NZM4 Door Coupling Handle Lockable on the 0 position on the handle using up to 3 padlocks. Lockable door as additional feature, locking facility on circuit-breaker in 0 position.
NZM4-XHB NZM4 Door Coupling Handle Lockable on the 0 position on the handle using up to 3 padlocks, can also be modified for the I position. With door interlock.

Rotary handle on circuit-breaker

Part Name Color Description
NZM4-XDV NZM4 Door Coupling Handle Lockable on the 0 position on the switch using up to 3 padlocks.
NZM4-XDVR NZM4 Door Coupling Handle

Door Coupling Rotary Handle


NZM4 Door Coupling Handle


Complete including rotary drive and coupling parts
An additional extension shaft is necessary with the NZM...-XT(V)D(V)(R)(-60) types.
Degree of protection IP66/UL/CSA Type 4X

Part Name Color Description
For a max. shaft length of 60 mm
NZM4-XTVDV-60 NZM4 Door Coupling Handle Lockable on the handle on the switch using up to 3 padlocks. Can be locked in 0 position on the handle, with adequate modification also in I position. With door interlock. Lockable in the 0 position
NZM4-XTVD-60 Lockable on the 0 position on the handle using up to 3 padlocks. With door interlock
NZM4-XTVDVR-60 NZM4 Door Coupling Handle
(black shown, handle red and yellow) 		Lockable on the handle on the switch using up to 3 padlocks. Lockable in 0 position on handle. With door interlock. Lockable in the 0 position .
NZM4-XTVD NZM4 Door Coupling Handle Lockable on the handle on the switch using up to 3 padlocks. Can be locked in 0 position on the handle, with adequate modification also in I position. With door interlock. Lockable in the 0 position  Also available with door interlock e.g. for MCC service distribution.
NZM4-XTVDVR NZM4 Door Coupling Handle
(black shown, handle red and yellow) 		Lockable on the handle on the switch using up to 3 padlocks. Lockable in 0 position on handle. With door interlock. Lockable in the 0 position
Extremely narrow fittings
NZM4-XTVD-0 NZM4 Door Coupling Handle Lockable on the 0 position on the handle using up to 3 padlocks. With door interlock.
NZM4-XTVDV-0 Lockable on the handle on the switch using up to 3 padlocks. Can be locked in 0 position on the handle, with adequate modification also in I position. With door interlock. Lockable on the switch in the 0 position.
NZM4-XTVDVR-0 NZM4 Door Coupling Handle
(black shown, handle red and yellow) 		Lockable on the handle on the switch using up to 3 padlocks. Lockable in 0 position on handle. With door interlock. Lockable in the 0 position

Extension Shaft

Part Name Description
NZM3/4-XV4 NZM4 Extension Handle Max. mounting depth: 400 mm
NZM3/4-XV6 Max. mounting depth: 600 mm

Add On Handle

Part Name Description
NZM3/4-XDZ NZM4 Add-on Handle Enables switching when the control panel door is open
Auxiliary Contacts

NZM4 Auxiliary Contacts

NZM4 Auxiliary Contacts 		Undervoltages

NZM4 Undervoltages


NZM4 Undervoltages 		Mounting Kits

NZM4 Mounting Kits

NZM4 Mounting Kits 		Mounting Accessories

NZM4 Mounting Accessories

NZM4 Mounting Accessories
Residual current relay with ring-type transformer
NZM4 Residual current relay with ring-type transformer

NZM4 Residual current relay with ring-type transformer 		Electronic Accessories

NZM4 Electronic Accessories

NZM4 Electronic Accessories 		Connection Technique

NZM4 Connection Technique

NZM4 Connection Technique 		Additional Insulated Terminals
NZM! Additional Insulated Terminals

NZM! Additional Insulated Terminals
NZM4 Circuit Breakers
NZM4 Circuit Breakers
NZM4 Circuit Breakers

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