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Square D NX361200G - Molded Case Circuit Breaker 1200A 600V 3-Pole

Square D
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Square D NX361200G is a molded case circuit breaker designed for primary overcurrent and ground fault protection in industrial power distribution systems. This three-phase unit is rated for 1200A at 600VAC with a 100kA interrupting capacity at 480VAC, utilizing solid-state LSIG trip functions for precise long-time, short-time, instantaneous, and ground fault coordination. The breaker features an NX frame construction with I-Line style plug-in connection, weighing 87 lb, and is built for reliable performance in demanding environments. It complies with industry standards for molded case circuit breakers, suitable for use in switchboards and panelboards requiring high fault current protection. Typical applications include main or feeder protection in commercial and industrial facilities with 3-phase power systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Solid State Trip
  • Voltage Rating: 600V
  • Current Rating: 1200A
  • Dimensions: NX Frame
  • Standards: Industry standard molded case breaker compliance
  • Applications: Main or feeder protection in industrial power distribution
  • Switch Type: Circuit Breaker
  • Configuration: 3-Pole
  • Temp Rating: Standard industrial
  • Phase: 3
  • Voltage: 600V
  • Amperage: 1200A
  • AIC rating: 100kA@480V
  • Connection: I-Line Style Plug-In
  • Poles: 3
  • Protection: Solid State LSIG
  • Functions: Long-Time, Short-Time, Instantaneous, Ground Fault
  • Frame Size: NX Frame
  • Trip Type: Solid State
  • Breaker Type: Molded Case
  • Circuit Breaker Mounting Style: I-Line Plug-In
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL, CSA
  • Installation Type: Panelboard/Switchboard
  • Item QTY: 1
  • Breaker Frame: NX
  • Current Rating: 1200A
  • Weight: 87 lb


Product Identification
  • UPC: 785901138846