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Siemens FD63B090 - 90A Molded Case Circuit Breaker

Siemens
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Siemens FD63B090 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a 90A current rating and a 600V voltage rating, housed within a compact FD frame measuring 5.906" W x 9.843" H x 6.693" D and weighing 8.973 lb, with a bolt-on connection for secure installation. This thermal-magnetic breaker, offering Long-Time and Instantaneous (LI) protection functions, is certified to UL, CSA, and IEC standards and operates effectively within a temperature range of -25°C to 70°C. It is engineered for compatibility with various panel types including S4, P4, SPP, and F2, making it suitable for protecting feeders and branch circuits in commercial and industrial facilities, with an interrupting capacity of 35kA at 480V AC.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, FD Frame
  • Voltage Rating: 600V AC
  • Current Rating: 90A
  • Dimensions: 5.906" W x 9.843" H x 6.693" D (150mm x 250mm x 170mm)
  • Standards: UL, CSA, IEC
  • Applications: Industrial power distribution, feeder and branch circuit protection
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Phase: 3
  • Amperage: 90A
  • AIC rating: 35kA @ 480V AC
  • Connection: Bolt-On
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Frame Size: FD Frame
  • Panel Type: S4, P4, SPP, F1, FC1, FCII, CDP-5, CDP-6, SB1-3, S5, P5, SPP/FPP, F2
  • Breaker Type: Molded Case
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Mounting: Panel Mount
  • Certification: UL, CSA, IEC
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Screw (Lugs not included)
  • Standards: UL 489, CSA C22.2 No. 5, IEC 60947-2
  • Installation Type: Fixed
  • Weight: 8.973 lb


Product Identification
  • UPC: 783643211438
  • GTIN: 00783643211438