Default product image

Square D MHL366001386 - Molded Case 600A 600V 3-Pole Breaker

Square D
Price
Save $-5,364.26
/
Condition
  • In stock, ready to ship
  • Backordered, shipping soon
Call for Price
The Square D MHL366001386 is a molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. This 600A, 600V, three-phase device utilizes thermal-magnetic protection with LI (Long-Time and Instantaneous) functions to safeguard electrical circuits. The M Frame breaker measures 12.86 inches in height, 8.27 inches in width, and 8.05 inches in depth, weighing 40 lb, and features a feed-thru connection configuration. It is rated with an interrupting capacity of 65kA at 480V, complying with industry standards for robust fault current handling. This circuit breaker is typically applied in heavy industrial settings requiring reliable, high-current protection for motors, transformers, and main distribution panels.

Key Features & Specifications
  • Type: Square D MHL Series Molded Case Circuit Breaker, thermal magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 600A
  • Dimensions: Depth 8.05 in (204.47 mm), Width 8.27 in (210.06 mm), Height 12.86 in (326.64 mm)
  • Standards: UL, CSA, NEMA
  • Applications: Industrial power distribution, motor protection, main switchboards
  • Switch Type: Circuit breaker
  • Configuration: 3-pole, 3-phase
  • Coil Voltage Maximum: Not applicable (thermal magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: 14 x 10 x 9 inches (approx.)
  • Phase: 3
  • Voltage: 600V
  • Amperage: 600A
  • AIC rating: 65kA@480V
  • Connection: Feed-Thru
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: M Frame
  • Trip Type: Thermal magnetic
  • Panel Type: NEMA 1 (typical)
  • Breaker Type: Molded Case
  • Control Voltage Minimum: N/A
  • Control Voltage Maximum: N/A
  • MCM Size: 600 kcmil (max)
  • Metal Type: Copper/aluminum
  • Panel Style: Industrial
  • Bus Type: Copper
  • Fuse Class: N/A
  • Insulation Temperature: 105°C
  • Inductance: N/A
  • Impedance: N/A
  • Barrels: N/A
  • Class Rating: N/A
  • Diameter: N/A
  • Velocity: N/A
  • Clip Center: N/A
  • Clas: N/A
  • Mounting: Panel mount
  • Hz: 50/60 Hz
  • Coil Material: N/A
  • Horse Power: 500 HP at 480V (typical)
  • Aux Contacts: Optional
  • CPT: Optional
  • Full Load Amps: 600A
  • Dist Voltage: 600V
  • Bucket Size: N/A
  • Bucket Style: N/A
  • Bucket Type: N/A
  • Full Load Amp Maximum: 600A
  • Full Load Amp Minimum: 0A
  • Enclosure: Open
  • Relay Style: N/A
  • Coil Voltage Minimum: N/A
  • Wire: Copper/aluminum
  • Amperage Maximum: 600A
  • Amperage Minimum: 0A
  • Nema Rating: NEMA AB-1
  • Switch Style: N/A
  • Wire Size: 600 kcmil max
  • Certification: UL 489, CSA C22.2
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Feed-thru
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL, CSA, NEMA
  • Compatible Frames: M Frame
  • Installation Type: Panel
  • Item QTY: 1
  • Nema Starter Size: N/A
  • Breaker Frame: M
  • Current Rating: 600A
  • Reverse Standoff Voltage: N/A
  • Watts: N/A
  • Peak Pulse Current: N/A
  • Breakdown Voltage (MIN VBR@IT ) (V): N/A
  • Breakdown Voltage (VBR@IT) (V): N/A
  • Polarity: N/A
  • Operating Temperature Maximum Celsius: 40°C
  • Max Clamp Voltage: N/A
  • On-State Current: N/A


Product Identification
  • UPC:
  • GTIN: