Square D PXF361800GPL 1800A 3-Pole Molded Case Circuit Breaker – Bolt-On Mount – 600VAC – Padlock Attachment

The Square D PXF361800GPL molded case circuit breaker is a high-capacity industrial protection device designed for advanced electrical distribution systems requiring both high interrupting performance and operational security features. It incorporates a 2000 amp sensor size with an electronic non-interchangeable trip unit providing LSI (Long-Time, Short-Time, Instantaneous) and ground fault protection. Rated at 1800 amperes at 40°C, this 3-pole breaker is engineered for demanding environments where system stability and fault protection are critical. The integrated padlock attachment adds an extra layer of safety by enabling lockout capability, helping prevent unauthorized operation during maintenance or service activities.

Product Specifications

• Manufacturer: Square D
• Model Number: PXF361800GPL
• Product Type: Molded Case Circuit Breaker
• Frame Style: PXF Frame
• Trip Unit Type: Electronic Non-Interchangeable
• Trip Functions: LSI with Ground Fault Protection
• Sensor Size: 2000 Amp
• Rated Current: 1800 Ampere
• Number of Poles: 3 Pole
• Mounting Type: Bolt-On
• Standard Lug Type: Without Terminals Standard
• Rating Plug Installed: ARP090
• Padlock Attachment: Included
• Operating Temperature Rating: 40°C
• Warranty: One Year

Technical Specifications

• Electronic trip unit with fixed configuration (non-interchangeable design)
• Ground fault protection for enhanced system safety
• LSI protection functions for coordinated fault response
• Padlock attachment enables lockout/tagout compliance support
• High interrupting capacity for industrial-grade protection
• Robust molded case design for durability and long service life
• Bolt-on mounting ensures stable and secure installation
• Suitable for heavy-duty power distribution systems

Voltage and Ratings

• Maximum Voltage: 600 VAC
• Interrupting Rating at 240 VAC: 125 kA
• Interrupting Rating at 480 VAC: 100 kA
• Interrupting Rating at 600 VAC: 65 kA
• Rated Current: 1800 Ampere
• Operating Temperature: 40°C

Product Data

• Series: PXF
• Frame Type: P
• Pole Configuration: 3 Pole
• Sensor Rating: 2000 Amp
• Trip Unit: Electronic LSI with Ground Fault
• Rating Plug: ARP090
• Mounting Type: Bolt-On
• Locking Feature: Padlock Attachment Included
• Terminal Configuration: Without Terminals Standard
• Application: Industrial / Commercial Power Distribution

Important Note

This product image represents a base model and is provided for identification purposes only. Accessories ordered with the breaker can be installed according to your required configuration at no additional cost. The one-year warranty covers standard shipping, repair services, parts, and labor required for recertification under normal usage conditions. Warranty does not cover damage caused by misuse, improper installation, or normal wear and tear.