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Square D MHP36350V - Molded Case Circuit Breaker 350A 600V 3-Pole

Square D
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Square D MHP36350V is a 3-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. This thermal magnetic breaker is rated for 600V AC, 350A continuous current, and delivers a 65kA interrupting capacity at 480V AC for robust fault clearing. The M Frame unit measures 12.86 inches high, 8.27 inches wide, and 8.05 inches deep, weighing 35 lb, with a bolt-on connection and LI (Long-Time and Instantaneous) trip functions. It complies with industry standards for molded case circuit breakers and is suited for protecting feeders, motors, and branch circuits in manufacturing plants, commercial facilities, and heavy machinery applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection
  • Voltage Rating: 600V AC
  • Current Rating: 350A
  • Dimensions: Depth 8.05 in (204.47 mm) Width 8.27 in (210.06 mm) Height 12.86 in (326.64 mm)
  • Standards: Industry standard molded case circuit breaker compliance
  • Applications: Industrial power distribution, feeder protection, motor circuits
  • Switch Type: Circuit Breaker
  • Configuration: 3-Pole
  • Coil Voltage Maximum: Not applicable (thermal magnetic)
  • Temp Rating: Standard industrial
  • Shipping Dimensions: Depth 8.05 in Width 8.27 in Height 12.86 in
  • Phase: 3
  • Voltage: 600V
  • Amperage: 350A
  • AIC rating: 65kA@480V
  • Connection: Bolt-On
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: M Frame
  • Trip Type: Thermal Magnetic
  • Panel Type: Standard industrial panel
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Standard molded case materials
  • Panel Style: Standard
  • Bus Type: Standard
  • Fuse Class: Not applicable
  • Insulation Temperature: Standard
  • Inductance: Not applicable
  • Impedance: Not specified
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Bolt-On
  • Hz: 50/60 Hz (typical)
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: 350A
  • Dist Voltage: 600V
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 350A
  • Full Load Amp Minimum: Not specified
  • Enclosure: Open (no enclosure)
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 350A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Circuit Breaker
  • Wire Size: Not specified
  • Certification: Industry standard
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Standards: Industry standard
  • Compatible Frames: M Frame
  • Installation Type: Panel mount
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: M Frame
  • Current Rating: 350A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: Standard industrial
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: Not available
  • GTIN: Not available