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Square D HLA36050AA - Molded Case Circuit Breaker 50A 600V 3-Pole

Square D
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Square D HLA36050AA is a three-pole molded case circuit breaker designed for overcurrent protection in industrial and commercial power distribution systems. This 50A unit operates at 600VAC with a thermal magnetic trip mechanism providing LI (Long-Time and Instantaneous) functions, and delivers a 100kA interrupting capacity at 480VAC. The breaker features an I-Line style plug-in connection, weighs 7.95 lb, and is built on an HLA frame type with a unit mount configuration. It is UL 489 listed for safety and reliability in demanding electrical environments. Typical applications include protecting branch circuits, feeders, and equipment in manufacturing facilities, data centers, and commercial buildings.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Current Rating: 50A
  • Voltage Rating: 600V
  • Poles: 3
  • Phase: 3
  • Interrupt Rating: 100kA @ 480V
  • Trip Unit: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: I-Line Style Plug-In
  • Mounting Type: Unit Mount
  • Frame Type: HLA
  • Weight: 7.95 lb
  • UL Listing: UL 489
  • Auxiliary Switch: 1A1B