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Square D FHL360451021 - Molded Case 45A 3-Pole 600V

Square D
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Square D FHL360451021 is a molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. This three-pole, 45A unit operates at 600VAC with a 25kA interrupting capacity at 480V, utilizing thermal-magnetic protection for long-time and instantaneous fault response. The F Frame construction features a feed-thru connection and weighs 5 lb, with an integrated 120/240Vac shunt trip for remote tripping capability. It complies with industry standards for molded case breakers and is suited for three-phase commercial and industrial applications requiring reliable circuit isolation and fault clearing.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, FHL Series, F Frame, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 45A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 25kA@480V
  • Connection: Feed-Thru
  • Protection: LI - Long-Time and Instantaneous
  • Functions: Overcurrent protection with shunt trip (120/240Vac)
  • Weight: 5 lb
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Feed-Thru
  • Frequency Rating: 60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL, CSA
  • Installation Type: Panelboard
  • Breaker Frame: F Frame
  • Trip Type: Thermal Magnetic
  • Panel Type: Distribution
  • Bus Type: Copper
  • Enclosure: Open
  • Nema Rating: 1
  • Wire Size: #14 to #2 AWG
  • Certification: UL 489


Product Identification
  • UPC: 785901234567
  • GTIN: 00785901234567