Square D PXF36800PL 800A 3P MCCB – Bolt-On Mount with Padlock – LSI Trip Unit – 600V

The Square D PXF36800PL is a molded case circuit breaker (MCCB) engineered for dependable protection in industrial and commercial electrical distribution systems. It features an 800 Amp electronic non-interchangeable trip unit with LSI protection functions, providing long-time, short-time, and instantaneous fault protection. Constructed on the rugged PXF frame platform, this breaker is designed to perform reliably under demanding load and high fault current conditions. The integrated padlock attachment enhances operational safety by supporting lockout/tagout procedures during maintenance and servicing operations.

Product Specification

• Manufacturer: Square D
• Model: PXF36800PL
• Frame Type: PXF
• Breaker Type: Molded Case Circuit Breaker (MCCB)
• Amperage: 800A
• Poles: 3 Pole
• Mounting Type: Bolt-On (Panel Mount)
• Trip Unit: Electronic Non-interchangeable
• Trip Functions: LSI (Long-time, Short-time, Instantaneous)
• Sensor Size: 1200 Amp
• Padlock Attachment: Installed
• Rating Plug: ARP067 Installed (Standard)
• Terminals: Without Terminals (Standard)
• Warranty: 1 Year In-house Warranty

Technical Specification

• Interrupting Capacity:
  • 125 kA @ 240 VAC
  • 100 kA @ 480 VAC
  • 65 kA @ 600 VAC
• Protection System: Microprocessor-based electronic LSI trip unit
• Frame Construction: Heavy-duty PXF industrial-grade frame
• Safety Feature: Integrated padlock attachment for lockout/tagout compliance
• Application Type: Industrial distribution systems, feeders, and commercial electrical infrastructure

Voltage and Ratings

• Maximum Voltage Rating: 600V AC
• Operating Voltage Ratings:
  • 240 VAC – 125 kA interrupting capacity
  • 480 VAC – 100 kA interrupting capacity
  • 600 VAC – 65 kA interrupting capacity
• Rated Current: 800A at 40°C ambient temperature
• Frequency: 50/60 Hz systems

Product Data

• Frame Series: PXF Series
• Sensor Rating: 1200 Amp
• Pole Configuration: 3 Pole
• Connection Type: Bolt-On
• Trip Technology: Electronic LSI protection system
• Safety Feature: Padlock attachment installed
• Rating Plug: ARP067 included (standard configuration)
• Terminal Configuration: No terminals supplied (standard)
• Application: Industrial power distribution panels, feeders, and heavy-duty electrical systems
• Installation Flexibility: Accessories can be installed prior to shipment upon request

Important Note

This product image represents a base model and is for identification purposes only. Accessories can be installed at no additional cost when ordered together; customers must specify configuration requirements during checkout. The breaker includes a 1-year in-house warranty covering repair, parts, and labor under normal operating conditions. Damage caused by misuse, improper installation, or normal wear is not covered under warranty.