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Westinghouse RK3125 - Molded Case 125A 600V 3-Pole

Westinghouse
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Westinghouse RK3125 is a three-pole molded case circuit breaker from the K Series, designed to provide long-time and instantaneous (LI) thermal-magnetic protection for low voltage distribution systems. Rated for 125A continuous current at 600V maximum, this bolt-on breaker delivers a 22kA interrupting capacity at 480V for robust fault handling in three-phase applications. Weighing 45 lb, the RK3125 features a compact K frame construction suitable for standard mounting in industrial and commercial switchgear.

Key Features & Specifications
  • Manufacturer: Westinghouse
  • Item Subcategory: Molded Case
  • Family: K Series
  • Type: RK
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 22kA@480V
  • Phase: 3
  • Current Rating: 125A
  • Weight: 45 lb
  • Frame: K
  • Trip Unit: Long Time and Instantaneous


Part Number: RK3125