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Square D MHB36500 - Molded Case 500A 600V 3-Pole Breaker

Square D
Price
Save $-1,876.88
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The Square D MHB36500 is a 3-pole molded case circuit breaker from the I-Line family, designed for thermal magnetic protection in industrial power distribution systems. It is rated for 600V AC, 500A continuous current, and delivers an interrupting capacity of 65kA at 480V AC, with LI (Long-Time and Instantaneous) trip functions for overcurrent and short-circuit protection. Housed in an M Frame, the unit measures 12.86 inches in height, 8.27 inches in width, and 8.05 inches in depth, weighing 40 lb, and features an I-Line style plug-in connection for direct panel mounting. This breaker complies with applicable UL and NEMA standards for molded case circuit breakers, ensuring reliable performance in commercial and industrial environments. Typical applications include main or feeder protection in switchboards, panelboards, and motor control centers requiring high fault current handling.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, I-Line Family
  • Voltage Rating: 600V AC
  • Current Rating: 500A
  • Dimensions: Depth 8.05 in (204.47 mm) Width 8.27 in (210.06 mm) Height 12.86 in (326.64 mm)
  • Standards: UL, NEMA
  • Applications: Industrial power distribution, switchboards, panelboards, motor control centers
  • Switch Type: Circuit Breaker
  • Configuration: 3-Phase
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: 3
  • Voltage: 600V
  • Amperage: 500A
  • AIC rating: 65kA@480V
  • Connection: I-Line Style Plug-In
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: M Frame
  • Trip Type: Thermal Magnetic
  • Panel Type: Not specified
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • Insulation Temperature: Not specified
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not specified
  • Class Rating: Not specified
  • Diameter: Not specified
  • Velocity: Not specified
  • Clip Center: Not specified
  • Clas: Not specified
  • Mounting: I-Line Plug-In
  • Hz: Not specified
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 500A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not specified
  • Wire Size: Not specified
  • Certification: UL, NEMA
  • Circuit Breaker Mounting Style: Plug-In
  • Terminal Connection: I-Line
  • Frequency Rating: Not specified
  • Phase Connection: 3-Phase
  • Standards: UL, NEMA
  • Compatible Frames: M Frame
  • Installation Type: Panelboard/Switchboard
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: M Frame
  • Current Rating: 500A
  • 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: Not specified
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


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