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Eaton Cutler-Hammer NZM Series NZMB1-AF20-NA

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NZMB1-AF20-NA

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The NZMB1-AF20-NA, a molded case circuit breaker from the NZM Series by Eaton Cutler-Hammer, operates efficiently at 20 A and has a rated voltage of 480 VAC. Designed for effective performance, it features a three-pole configuration and integrates a thermal-magnetic trip unit.

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Technical specifications for NZMB1-AF20-NA

ManufacturerEaton Cutler-Hammer
Product TypeMolded Case Circuit Breaker
Product LineNZM Series
Part NumberNZMB1-AF20-NA
Frame SizeNZM1-frame
Number of Poles3 Poles
Operating Current20 A
Voltage Rating480 VAC
Short-Circuit Breaking Capacity25 kA IC
Trip Unit TypeThermal-Magnetic
Trip Rating350 A
Handle TypeRocker Lever
Terminal TypeBox Terminal
Connection TypeFront Frame Clamp
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The Eaton Cutler-Hammer NZMB1-AF20-NA is classified as a molded case circuit breaker, specifically tailored for optimal application in electrical systems. It is designed to handle an operating current of 20 A and is compatible with a voltage rating of 480 VAC. This robust breaker adopts a three-pole design, suitable for various industrial environments.

Weighing in at 2.31 lbs, the NZMB1-AF20-NA utilizes an NZM1-frame size, ensuring appropriate structural compatibility. It features a short-circuit breaking capacity rated at 25 kA IC, providing reliable protection against overcurrent situations.

The trip unit is thermal-magnetic, allowing for effective response to both overload and short circuit conditions. Furthermore, it has a trip rating set at 350 A, accommodating substantial fault levels.

For user interaction, the molded case circuit breaker utilizes a rocker lever handle for easy operation. The connection setup is straightforward, utilizing a box terminal type secured with a front frame clamp, ensuring reliable connectivity within electrical installations. This configuration is essential for maintaining stability and performance in high-demand applications.