HKA3125T - Westinghouse 125 Amp 600V 3 Pole Bolt-On Molded Case Circuit Breaker Trip Unit, 35kA Interrupt, MARK 75 Series

HKA3125T

HKA3125T is a Westinghouse industrial molded case circuit breaker trip unit designed for reliable protection in demanding electrical applications.

This 3-pole, bolt-on circuit breaker features a 125 amp continuous current rating, 600V AC voltage rating, and a 35kA interrupting capacity at 480V. It is part of the MARK 75 series and includes a thermal magnetic trip unit for adjustable protection. The HKA3125T is engineered for durability and compliance with industry standards, making it suitable for a wide range of commercial and industrial power distribution systems.

Key Specifications
• Part Number: HKA3125T
• Manufacturer: Westinghouse
• Amperage: 125A
• Voltage: 600V AC
• Poles: 3
• Mounting Type: Bolt-On
• Interrupt Rating: 35kA at 480V
• Series/Frame: MARK 75
• Trip Unit: Thermal Magnetic
• Certifications: UL Listed (typical for this series; confirm with manufacturer for specific unit)
• Application: Industrial and commercial power distribution
• Accessories: Trip unit programmer compatible

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Specifications

• Part Number: HKA3125T
• Manufacturer : Westinghouse
• Brand : Cutler Hammer
• Category : Circuit Breaker
• Item Subcategory : Trip Units & Programmers
• Family : MARK 75
• Type : HKA
• Voltage : 600
• Poles : 3
• Functions : LI - Long-Time and Instantaneous
• Amperage Maximum : 125
• Amperage Minimum : 125
• Protection : Thermal Magnetic
• Compatible Frames : KA,HKA

Product Data

• UPC : 043481001050
• GTIN : 00786685442907
• Weight : 2