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Siemens HE3A045 - Molded Case Circuit Breaker 45A 480V 3-Pole

Siemens
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Siemens HE3A045 is a 3-pole molded case circuit breaker from the HE Series, designed for instantaneous magnetic-only protection in industrial power distribution systems. It is rated for 45A continuous current at 480V AC with a 25kA interrupting capacity at 480V, and operates on a 3-phase system with a bolt-on connection. The unit weighs 8 lb and features a compact molded case construction for panelboard installation. It complies with applicable UL and NEMA standards for overcurrent protection. Typical applications include motor control centers, switchboards, and industrial machinery requiring short-circuit protection without thermal overload.

Key Features & Specifications
  • Type: Molded Case, Magnetic Only
  • Voltage Rating: 480V AC
  • Current Rating: 45A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: I - Instantaneous
  • AIC Rating: 25kA@480V
  • Weight: 8 lb
  • Family: HE Series
  • Functions: I - Instantaneous
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Frequency Rating: 60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL, NEMA
  • Installation Type: Panelboard
  • Item QTY: 1
  • Breaker Frame: HE
  • Current Rating: 45A


Product Identification
  • UPC: Not specified
  • GTIN: Not specified