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S4N-3P-150A-ROTARY

ABB
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ABB S4N-3P-150A-ROTARY is a 3-pole molded case circuit breaker from the SACE Isomax S4 family, designed for power distribution and overcurrent protection in industrial applications. It is rated for 150 amperes at 600V AC with a solid state trip unit providing Long-Time and Instantaneous (LI) protection functions. This bolt-on, fixed-mount breaker weighs 10 lb and features a compact S4 frame size for standard panel and bus mounting configurations. It complies with UL 489 and CSA C22.2 standards, offering an interrupting capacity of 25kA at 480V AC. Typical applications include motor control centers, switchboards, and industrial power distribution systems requiring reliable short-circuit and overload protection.

Key Features & Specifications
  • Manufacturer: ABB
  • Item Subcategory: Molded Case
  • Family: SACE Isomax
  • Type: S4N
  • Weight: 10 lb
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: S4
  • Voltage Rating: 600V AC / 500V DC
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Solid State
  • AIC rating: 25kA @ 480V
  • Phase: 3
  • Current Rating: 150A
  • Standards: UL 489, CSA C22.2


ABB S4N-3P-150A-ROTARY - Molded Case Circuit Breaker 150A 600V 3-Pole