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Square D MA363501021 - Molded Case Circuit Breaker 350A 600V 3-Pole

Square D
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Square D MA363501021 is a 3-pole I-Line style molded case circuit breaker from the M Frame family, designed to provide long-time and instantaneous (LI) thermal magnetic protection for three-phase power systems up to 600V. Rated at 350A with an interrupting capacity of 30kA at 480V, it features a plug-in connection for secure mounting in I-Line panelboards and switchboards. Weighing 38 lb, this unit is constructed with a compact M Frame and is equipped with a 120V shunt trip for remote tripping capability. It complies with industry standards for overcurrent protection in demanding industrial environments. Typical applications include main or feeder protection in commercial and industrial electrical distribution systems.

Key Features & Specifications
  • Manufacturer: Square D
  • Model: MA363501021
  • Type: MA
  • Item Subcategory: Molded Case
  • Family: I-Line
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: M Frame
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • AIC Rating: 30kA @ 480V
  • Phase: 3
  • Current Rating: 350A
  • Weight: 38 lb
  • Additional Info: complete with 120V shunt trip