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Square D JGA36150 - Molded Case Circuit Breaker 150A 600V 3P

Square D
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The Square D JGA36150 is a Powerpact family molded case circuit breaker designed to provide reliable overcurrent and short-circuit protection for three-phase industrial power distribution systems. It features a 150A current rating and a 600V voltage rating, with a 35kA interrupting capacity at 480V for robust fault protection. The breaker is constructed with a compact 250A/JG frame measuring 191 mm H x 104 mm W x 86 mm D and a weight of 6.7 lb, utilizing a thermal-magnetic trip unit for long-time and instantaneous (LI) protection functions. It complies with UL, CSA, NEMA, NOM, and IEC 60947-2 standards and is rated for operation in ambient temperatures from -2 to 70 °C. This I-Line style plug-in breaker is typically applied in I-Line panelboards, featuring lug terminals compatible with 4 AWG to 4/0 AWG aluminum or copper conductors.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Trip (LI)
  • Voltage Rating: 600V AC
  • Current Rating: 150A
  • Frame Size: 250A/JG
  • Poles: 3
  • AIC Rating: 35kA @ 480V
  • Connection: I-Line Style Plug-In, Lug Terminal
  • Wire Size: 4 AWG to 4/0 AWG (Aluminum/Copper)
  • Dimensions: 7.5 in H (191 mm) x 4.09 in W (104 mm) x 3.4 in D (86 mm)
  • Weight: 6.7 lb
  • Phase: 3
  • Phase Connection: ABC
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Breaker Type: Standard
  • Panel Type: I-Line Panelboards
  • Temp Rating: -2 to 70 °C (28 to 158 °F)
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Certification: UL, CSA, NOM
  • Country of Origin: United States


Product Identification
  • UPC: 785901795810
  • GTIN: 00785901795810