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Siemens HE63B045 - Molded Case Circuit Breaker 45A 3-Pole (600V)

Siemens
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Siemens HE63B045 is a 45A, 3-pole molded case circuit breaker from the HE Series, designed for overcurrent protection in power distribution systems. It operates at 600VAC with a thermal magnetic trip unit providing LI (Long-Time and Instantaneous) protection functions, and delivers an interrupting rating of 30kA at 480V. The breaker features a Type E6 frame, weighs 7 lb, and uses a bolt-on connection for secure panel mounting. It is UL listed, ensuring compliance with industry safety standards for industrial and commercial electrical systems. This circuit breaker is suitable for protecting branch circuits and equipment in manufacturing facilities, commercial buildings, and other three-phase applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Family: HE Series
  • Type: HE
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600 VAC
  • Current Rating: 45 Amps
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC Rating: 30kA @ 480V
  • Interrupting Rating: 25kA @ 240 VAC, 18kA @ 480 VAC, 14kA @ 600 VAC
  • Frame/Series: Type E6 Frame
  • Mounting Type: Panel Mount
  • Weight: 7 lb
  • Certifications: UL Listed