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Eaton / Moeller Series

NZMH9-250/ZM9A-80-CNA

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250A, 3P, thermal-magnetic breaker, 80A thermal, 200kA@240V, 85kA@480V

Eaton/Moeller NZMH9-250/ZM9A-80-CNA molded case circuit breaker, 250A, 3-pole, inverse time thermal-magnetic trip. Fixed thermal trip at 80A with adjustable magnetic trip from 600–1200A. Maintains the same high interrupting ratings of 200kA at 240V AC and 85kA at 480V AC. The CNA designation indicates a configuration or certification specific to North American market needs.

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  • Technical Specifications
Model NZMH9-250/ZM9A-80-CNA
Type Inverse Time Circuit Breaker
Amperage 250A
Poles 3
Thermal Trip Fixed, 80A
Magnetic Trip Adjustable, 600–1200A
Interrupting Capacity (240V AC) 200kA
Interrupting Capacity (480V AC) 85kA
Standards UL, CSA
Variant CNA – North America Configuration/Certification
Applications Industrial Motor & Feeder Protection, NA Market Installations

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