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Eaton / Moeller Series

NZMH9-250/ZM9A-70-NA052425

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

Eaton/Moeller NZMH9-250/ZM9A-70-NA molded case circuit breaker, 250A, 3-pole, inverse time thermal-magnetic trip. Comes with fixed thermal trip at 70A and adjustable magnetic trip from 400–800A, making it suitable for applications with different inrush current characteristics. Delivers high interrupting capacity of 200kA at 240V AC and 85kA at 480V AC. NA version indicates configuration tailored for North American use.

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  • Technical Specifications
Model NZMH9-250/ZM9A-70-NA
Type Inverse Time Circuit Breaker
Amperage 250A
Poles 3
Thermal Trip Fixed, 70A
Magnetic Trip Adjustable, 400–800A
Interrupting Capacity (240V AC) 200kA
Interrupting Capacity (480V AC) 85kA
Standards UL, CSA
Variant NA – North America Configuration
Applications Industrial Power Distribution, NA Market Compliance

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