Westinghouse HKA3150T 150 Amp MARK 75 Thermal-Magnetic Trip Unit – 3 Pole – 600V AC – LI Protection

The Westinghouse HKA3150T is an interchangeable thermal-magnetic trip unit from the MARK 75 family, designed for compatible KA and HKA frame circuit breakers. Rated at 150A and suitable for 600V AC applications, it provides LI protection through long-time and instantaneous trip functions. Its interchangeable design allows installation in compatible breaker frames.

Specifications

• Brand: Westinghouse
• Product Family: MARK 75
• Catalog Number: HKA3150T
• Product Type: Thermal-Magnetic Trip Unit
• Type: HKA
• Current Rating: 150A
• Minimum Current Rating: 150A
• Maximum Current Rating: 150A
• Number of Poles: 3
• Voltage Rating: 600V AC
• Trip Functions: LI – Long-Time and Instantaneous
• Protection Type: Thermal-magnetic
• Trip Unit Configuration: Interchangeable
• Compatible Breaker Frames: KA and HKA
• Country of Origin: United States
• Weight: 2 lb

Part Numbers & Identification

• Manufacturer: Westinghouse
• MPN: HKA3150T
• Product Family: MARK 75
• Type Reference: HKA
• Compatible Frames: KA / HKA
• UPC: 786679180907
• GTIN: 00786679180907

Compatibility

Designed for compatible Westinghouse MARK 75 KA and HKA frame molded case circuit breakers. Its interchangeable configuration and 150A rating support replacement or servicing of compatible breaker assemblies requiring thermal-magnetic LI protection.

Certifications

• UL Rating: UL Listed

Returns are easy

You may return items within 10 days of delivery for a refund.

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