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Square D HJA36070SD - Molded Case Circuit Breaker 70A 3-Pole 600V

Square D
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Square D HJA36070SD is a Powerpact H-Frame molded case circuit breaker designed for thermal-magnetic protection against overloads and short circuits in commercial and industrial power distribution systems. This three-pole, 70A unit is rated for 600V and provides a 65kA interrupting capacity at 480V, with an I-Line style plug-in connection for secure mounting in panelboards. The breaker weighs 5 lb and features a LI (Long-Time and Instantaneous) trip function, complete with an integrated 208/277Vac shunt trip for remote tripping capability. It is UL 489 listed and complies with CSA, NEMA, NMX, VDE, BS, CCC, IEC, and CE standards for safety and performance. Typical applications include branch circuit protection in manufacturing facilities, commercial buildings, and heavy industrial environments requiring reliable overcurrent protection.

Key Features & Specifications
  • Manufacturer: Square D
  • Series: Powerpact H-Frame
  • Type: HJA
  • Poles: 3
  • Amperage: 70A
  • Voltage: 600V
  • Interrupt Rating: 65kA @ 480V, 25kA @ 600V
  • Protection Type: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: I-Line Style Plug-In
  • Control Type: Toggle
  • Weight: 5 lb
  • Phase: 3
  • Additional Info: complete with 208/277Vac shunt trip
  • Certifications: UL 489, CSA, NEMA, NMX, VDE, BS, CCC, IEC, CE
  • Reverse Feed Capable


Part Number: HJA36070SD