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Square D LAL361751021 - Molded Case Breaker 175A 600V

Square D
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Square D LAL361751021 is a molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. This three-pole, 175A unit operates at 600VAC with a 30kA interrupting capacity at 480V, utilizing thermal-magnetic protection for LI (Long-Time and Instantaneous) functions. The L Frame breaker features a feed-thru connection and weighs 20 lb, constructed with a robust molded case housing for durability in demanding environments. It complies with industry standards for electrical safety and performance, making it suitable for commercial and industrial applications requiring reliable circuit interruption. Typical uses include motor control centers, panelboards, and switchboards where coordinated protection is essential.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, LI Protection
  • Voltage Rating: 600V
  • Current Rating: 175A
  • Dimensions: L Frame Size
  • Standards: UL, CSA, NEMA
  • Applications: Industrial power distribution, motor control centers, panelboards
  • Switch Type: Circuit Breaker
  • Configuration: 3-Pole
  • Coil Voltage Maximum: 240VAC
  • Temp Rating: 40°C
  • Shipping Dimensions: Standard L Frame
  • Phase: 3
  • Voltage: 600V
  • Amperage: 175A
  • AIC rating: 30kA@480V
  • Connection: Feed-Thru
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: L Frame
  • Trip Type: Thermal Magnetic
  • Panel Type: Industrial
  • Breaker Type: Molded Case
  • Control Voltage Minimum: 120VAC
  • Control Voltage Maximum: 240VAC
  • MCM Size: Not specified
  • Metal Type: Copper alloy
  • Panel Style: Standard
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C
  • 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: Panel mount
  • Hz: 50/60
  • Coil Material: Copper
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: 175A
  • Dist Voltage: 600V
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: 175A
  • Full Load Amp Minimum: 175A
  • Enclosure: Open
  • Relay Style: Not specified
  • Coil Voltage Minimum: 120VAC
  • Wire: Not specified
  • Amperage Maximum: 175A
  • Amperage Minimum: 175A
  • Nema Rating: 1
  • Switch Style: Not specified
  • Wire Size: Not specified
  • Certification: UL 489
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Feed-Thru
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL, CSA, NEMA
  • Compatible Frames: L Frame
  • Installation Type: Panel
  • Item QTY: 1
  • Nema Starter Size: Not specified
  • Breaker Frame: L Frame
  • Current Rating: 175A
  • Reverse Standoff Voltage: Not specified
  • Watts: Not specified
  • Peak Pulse Current: Not specified
  • Breakdown Voltage (MIN VBR@IT ) (V): Not specified
  • Breakdown Voltage (VBR@IT) (V): Not specified
  • Polarity: Not specified
  • Operating Temperature Maximum Celsius: 40°C
  • Max Clamp Voltage: Not specified
  • On-State Current: Not specified


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