JB31500M - Westinghouse 3P 250A 600V Molded Case Circuit Breaker Bolt-On Magnetic Only

JB31500M

JB31500M is a Westinghouse AB DE-ION series molded case circuit breaker designed for reliable protection in industrial and commercial power distribution systems. This breaker features a 3-pole configuration, 250A current rating, and 600V maximum voltage, making it suitable for a wide range of three-phase applications. It is a bolt-on type with a front adjustable magnetic trip unit and is rated for 22kA interrupting capacity at 480V. The JB31500M is a magnetic-only breaker, providing instantaneous trip protection without thermal functionality. Lugs are not included with this unit. This Westinghouse JB31500M circuit breaker is part of the AB DE-ION family and is engineered for durability and performance in demanding environments. Its magnetic trip range is set between 750-1500A, ensuring effective short-circuit protection. The breaker is obsolete but remains available for replacement and repair needs.

• Part Number: JB31500M
• Manufacturer: Westinghouse
• Series: AB DE-ION
• Type: Molded Case Circuit Breaker
• Poles: 3
• Rated Current: 250A
• Rated Voltage: 600V
• Mounting Type: Bolt-On
• Interrupt Rating: 22kA @ 480V
• Trip Unit: Magnetic Only (Instantaneous)
• Magnetic Trip Range: 750-1500A
• Adjustable: Front Adjustable

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Specifications

• Part Number: JB31500M
• Manufacturer : Westinghouse
• Category : Circuit Breaker
• Item Subcategory : Molded Case
• Family : AB DE-ION
• Type : JB
• Voltage : 600
• Amperage : 250
• Phase : 3
• Poles : 3
• AIC rating : 22kA@480V
• Connection : Bolt-On
• Functions : I - Instantaneous
• Protection : Magnetic Only

Product Data

• Weight : 19