Square D PXF36600PL 600A 3P MCCB – Bolt-On Mount with Padlock – LSI Trip Unit – 600V

The Square D PXF36600PL is a molded case circuit breaker (MCCB) engineered for reliable protection in industrial and commercial electrical distribution systems. It features a 600 Amp electronic non-interchangeable trip unit with LSI protection functions, delivering long-time, short-time, and instantaneous fault protection. Built on the rugged PXF frame, this breaker ensures stable performance under high fault current conditions. The integrated padlock attachment enhances operational safety by enabling secure lockout/tagout during maintenance, making it suitable for environments where controlled access and safety compliance are essential.

Product Specification

• Manufacturer: Square D
• Model: PXF36600PL
• Frame Type: PXF
• Breaker Type: Molded Case Circuit Breaker (MCCB)
• Amperage: 600A
• 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: ARP050 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: Electronic microprocessor-based LSI trip unit
• Frame Construction: Heavy-duty PXF industrial-grade frame
• Safety Feature: Integrated padlock attachment for lockout/tagout compliance
• Application Type: Industrial feeders, commercial distribution panels, and power systems

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: 600A 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: ARP050 included (standard configuration)
• Terminal Configuration: No terminals supplied (standard)
• Application: Industrial distribution systems, feeders, and heavy electrical loads
• 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 details 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.