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Siemens FD63B250 - Molded Case Circuit Breaker 250A 600V

Siemens
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Siemens FD63B250 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 250A current rating and a 600V AC voltage rating, housed within a compact FD frame measuring 150 x 250 x 170 mm (W x H x D) and weighing 0.022 lb. This thermal-magnetic breaker offers combined long-time and instantaneous (LI) trip functions, is rated for 35kA interrupting capacity at 480V, and operates reliably across a temperature range of -25°C to 70°C. It complies with UL, CSA, and IEC standards and is compatible with various panel types including S4, P4, SPP, and F2, utilizing a three-pole, bolt-on connection for secure installation.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, FD Frame
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Dimensions: 150 mm W x 250 mm H x 170 mm D (5.906" x 9.843" x 6.693")
  • Standards: UL, CSA, IEC
  • Applications: Industrial power distribution and panel protection
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Phase: 3
  • AIC Rating: 35kA @ 480V AC
  • Connection: Bolt-On
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Frame Size: FD Frame
  • Trip Type: Thermal Magnetic
  • 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)
  • Certification: UL, CSA, IEC
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Bolt-On (Lugs Not Included)
  • Family: Sentron Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 783643211513
  • GTIN: 00783643211513