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ABB S3N050MWA - Molded Case Circuit Breaker 50A 600V 3-Pole Bolt-On

ABB
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ABB S3N050MWA is a 3-pole molded case circuit breaker from the Isomax S3 series, designed to provide magnetic-only overcurrent protection for industrial and commercial power distribution systems. It is rated for 50A at 600V AC with a 35kA interrupting capacity at 480V and a 22kA interrupting capacity at 600V, supporting both wye and delta system configurations. The unit features a bolt-on mounting configuration for secure installation and weighs 5.15 lb, with an auxiliary switch for remote monitoring and control. It is UL 489 and CSA C22.2 listed, ensuring compliance with North American safety standards. This breaker is suitable for use in panelboards, switchboards, and motor control centers requiring reliable short-circuit and overload protection.

Key Features & Specifications
  • Manufacturer: ABB
  • Item Subcategory: Molded Case
  • Weight: 5.15 lb
  • Part Number: S3N050MWA
  • Series/Frame: Isomax S3
  • Amperage: 50A
  • Voltage: 600V AC
  • Poles: 3
  • Mounting Type: Bolt-On
  • Interrupt Rating: 35kA @ 480V
  • Interrupt Rating: 22kA @ 600V
  • Trip Unit: Magnetic Only
  • Certifications: UL 489, CSA C22.2
  • Features: Auxiliary Switch