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Square D HDA36070USYP - 70A 3-Pole Molded Case Breaker

Square D
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Square D HDA36070USYP is a three-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 70A continuous current at up to 600V AC, with an interrupting capacity of 18kA at 480V. This unit features a thermal magnetic trip mechanism providing LI (Long-Time and Instantaneous) protection functions, and utilizes an I-Line style plug-in connection for secure mounting in compatible panelboards. The breaker weighs 7.95 lb and is constructed to meet industry standards for reliable performance in commercial and industrial environments. Typical applications include branch circuit protection in switchboards, motor control centers, and distribution panels requiring 3-phase, 600V AC service.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 70A
  • Poles: 3
  • Phase: 3
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic (LI - Long-Time and Instantaneous)
  • AIC rating: 18kA@480V
  • Weight: 7.95 lb
  • Functions: LI - Long-Time and Instantaneous