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ABB S1N-3P-90A - Molded Case Circuit Breaker 90A 480V

ABB
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The ABB S1N-3P-90A is a three-pole molded case circuit breaker from the SACE Isomax family, designed for overcurrent protection in industrial power distribution systems. It is rated for 480V AC, 90A, and 20kA interrupting capacity at 480V, with a thermal-magnetic trip mechanism providing LI (Long-Time and Instantaneous) protection functions. This bolt-on unit weighs 4 lb and features a compact molded case construction for panelboard installation. It complies with applicable UL and IEC standards for industrial circuit protection. Typical applications include branch circuit protection in commercial and industrial electrical panels, motor control centers, and switchboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 480V AC
  • Current Rating: 90A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 20kA@480V
  • Connection: Bolt-On
  • Protection: LI - Long-Time and Instantaneous
  • Functions: LI - Long-Time and Instantaneous
  • Family: SACE Isomax
  • Weight: 4 lb
  • Standards: UL, IEC
  • Applications: Industrial power distribution, panelboards, motor control centers
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Frequency Rating: 60 Hz
  • Phase Connection: 3-Phase
  • Installation Type: Panelboard
  • Breaker Frame: S1N
  • Current Rating: 90A


Product Identification
  • UPC: Not available
  • GTIN: Not available