Default product image

Westinghouse HKB31250TM - Magnetic Trip Unit 250A 600V 3-Pole

Westinghouse
Price
Save $-2,297.67
/
Condition
  • In stock, ready to ship
  • Backordered, shipping soon
Call for Price
Westinghouse HKB31250TM is a 3-pole molded case circuit breaker designed for instantaneous magnetic-only protection in low voltage distribution systems. It is rated for 600V AC and accommodates a fixed 250A current rating with no thermal element, relying solely on magnetic trip action for short-circuit protection. This unit weighs 2 lb and is part of the Mark 75 family, compatible with KB and HKB frames, featuring a panel-mountable construction with an interrupting rating of 25,000 AIC at 480 VAC. The breaker is UL listed and built to meet industrial standards for reliable overcurrent protection. It is typically applied in industrial environments where instantaneous trip characteristics are required to safeguard equipment and wiring.

Key Features & Specifications
  • Type: HKB
  • Poles: 3
  • Voltage Rating: 600V AC
  • Amperage: 250 Amp
  • Protection: Magnetic Only
  • Functions: I - Instantaneous
  • Interrupt Rating: 25,000 AIC at 480 VAC
  • Mounting Type: Panel Mount
  • Weight: 2 lb
  • Family: MARK 75
  • Compatible Frames: KB, HKB
  • UL Listed