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HE3150U53X

Square D
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Square D HE3150U53X is a Powerpact H-Frame molded case circuit breaker trip unit designed for precise overcurrent protection in electrical distribution systems. It provides LSI (Long-Time, Short-Time and Instantaneous) protection functions with a 150 Ampere rating and 600 Volt AC maximum voltage across three poles. This solid-state trip unit weighs 1 lb and is compatible with a wide range of H-Frame series enclosures including HDA, HDF, HDL, HDM, HDP, HDN, HDD, HDS, HGA, HGF, HGL, HGM, HGP, HGN, HGD, HGS, HJA, HJF, HJL, HJM, HJP, HJN, HJD, HJS, HLA, HLF, HLL, HLM, HLP, HLN, HLD, HLS, HDK, HGK, HJK, and HLK. It is UL listed and CSA certified for industrial and commercial applications requiring dependable circuit protection with high interrupt ratings.

Key Features & Specifications
  • Type: Trip Unit & Programmer
  • Family: Powerpact
  • Type: HE
  • Functions: LSI - Long-Time, Short-Time and Instantaneous
  • Voltage Rating: 600V AC
  • Poles: 3
  • Amperage: 150 Amp
  • Protection: Solid State
  • Weight: 1 lb
  • Compatible Frames: HDA, HDF, HDL, HDM, HDP, HDN, HDD, HDS, HGA, HGF, HGL, HGM, HGP, HGN, HGD, HGS, HJA, HJF, HJL, HJM, HJP, HJN, HJD, HJS, HLA, HLF, HLL, HLM, HLP, HLN, HLD, HLS, HDK, HGK, HJK, HLK
  • Frame Type: PowerPact H-Frame
  • Trip Unit: Long-time, Short-time, Instantaneous (LSI) 5.2E
  • Interrupt Rating: UL Current Limiting
  • Mounting Type: Molded Case
  • Certifications: UL Listed, CSA Certified


Square D HE3150U53X - Trip Unit 150A 600V 3-Pole LSI