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Eaton / Moeller Series

NZMH9-250/ZM9A-125-CNA

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250A, 3P, thermal-magnetic breaker, CNA, 125A thermal, 200kA@240V, 85kA@480V

Eaton/Moeller NZMH9-250/ZM9A-125-CNA molded case circuit breaker, 250A, 3-pole, inverse time thermal-magnetic trip. Comes with fixed thermal trip at 125A and adjustable magnetic trip range of 1000–2000A. Delivers high fault interrupting performance of 200kA at 240V AC and 85kA at 480V AC. The CNA designation indicates a variant designed to meet specific North American market compliance and certification requirements.

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  • Technical Specifications
Model NZMH9-250/ZM9A-125-CNA
Type Inverse Time Circuit Breaker
Amperage 250A
Poles 3
Thermal Trip Fixed, 125A
Magnetic Trip Adjustable, 1000–2000A
Interrupting Capacity (240V AC) 200kA
Interrupting Capacity (480V AC) 85kA
Standards UL, CSA
Variant CNA – North America Certification/Configuration
Applications Industrial Motor & Feeder Protection, NA Market Installations

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