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Siemens FD63T225 - 225A Thermal Magnetic Circuit Breaker

Siemens
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Siemens FD63T225 is a 3-pole, 225A thermal magnetic circuit breaker designed for overcurrent protection in industrial power distribution systems. It features a 600V AC voltage rating and a 35kA interrupting capacity at 480V, with a bolt-on connection for secure installation using copper (AWG 6 to 350 KCMIL) or aluminum (AWG 4 to 350 KCMIL) conductors. Constructed with a 225A frame in the Sentron FD series, this breaker provides combined long-time and instantaneous (LI) trip functions and is built to operate in temperatures from -25°C to 70°C. It complies with UL, CSA, and IEC standards, ensuring reliable performance in commercial and industrial panelboards, switchboards, and motor control centers where robust circuit protection is required.

Key Features & Specifications
  • Type: Thermal Magnetic Circuit Breaker, Bolt-On Connection, Sentron FD Series
  • Voltage Rating: 600V AC
  • Current Rating: 225A
  • Frame Size: 225
  • Poles: 3
  • AIC Rating: 35kA at 480V AC
  • Protection Functions: Long-time & Instantaneous (LI) Trip
  • Connection: Bolt-On
  • Wire Size: AWG 6 to 350 KCMIL (Copper), AWG 4 to 350 KCMIL (Aluminum)
  • Certification: UL, CSA, IEC
  • Operating Temperature: -25°C to 70°C (-13°F to 158°F)
  • Phase: 3
  • Compatible Frames: FD, HFD, HHFD
  • Weight: 1.199 lb
  • Country of Origin: Mexico


Product Identification
  • UPC: 078364321198
  • GTIN: 7.83643E+11