Klockner Moeller
Circuit Breaker

Fixed Thermal Setting Adjustable Magnetic Trip, supplied standard with the breaker Adjustable Magnetic Trip , available as a substitute to standard ratings. UL/CSA Interrupting Ratings (AC, 60hz)
90 600 - 1200 400 - 800 240V 480V 600V
30 25 18


When ordering the NZM9-250/ZM9A-90-NA you will need:

1) The full # off of the label (color may vary) example: NZM9-250
2) The full # off the black label on the overload module example: Zm9-200-obi
3) Any adjustment knobs settings if applicable.


NZM9-.../ZM9A-...-NA molded case circuit breakers are UL listed (UL489) and CSA certified (22.2 Nr. 5.1) inverse time, thermal-magnetic circuit breakers with a fixed thermal and adjustable magnetic trip function.

Standard Interrupting Rating
Frame rated at 250A
Line and load field-wiring terminals for cable
connection supplied as standard

NZM9-250/ZM9A-90-NA Dimensions

NZM9-250/ZM9A-90-NA Dimensions
NZM9-250/ZM9A-90-NA Dimensions

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Legacy Circuit Breakers

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