Square D PHF361200 1200A 3 Pole MCCB – LI Protection – High Interrupting Capacity – Bolt On Mount – 600V

The Square D PHF361200 is a high-performance molded case circuit breaker designed for demanding industrial and commercial power distribution systems. Built on the PHF frame platform, it delivers reliable protection with a 1200 ampere current rating at 40°C and a 3-pole configuration suitable for three-phase electrical networks. It incorporates LI (Long-Time and Instantaneous) protection functions to ensure effective safeguarding against overload and short-circuit conditions. With its elevated interrupting capacity ratings, this breaker is engineered for high fault current environments where system stability and safety are critical.

Product Specification

• Manufacturer: Square D
• Model: PHF361200
• Frame Type: PHF Frame (P-Series)
• Breaker Type: Molded Case Circuit Breaker (MCCB)
• Current Rating: 1200 Ampere (at 40°C)
• Poles: 3 Pole
• Mounting Type: Bolt-On
• Protection Functions: LI (Long-Time & Instantaneous)
• Terminal Type: Without standard terminals
• Warranty: 1 Year (In-house warranty support)

Technical Specification

• Frame Style: PHF Heavy-Duty Industrial Frame
• Trip Unit Functions: Long-Time and Instantaneous (LI)
• Connection Type: Bolt-on mounting configuration
• Operating System: Compatible with three-phase electrical systems
• Construction Type: Industrial-grade molded case design
• Application: Industrial feeders, commercial distribution panels, and main power protection systems
• Accessory Compatibility: Supports field-installed accessories and customization
• Durability: Designed for high-current and high-fault environments
• Performance Class: High interrupting capacity industrial breaker

Voltage and Ratings

• Maximum Voltage Rating: 600 VAC
• Interrupting Capacity:
  • 125 kA @ 240 VAC
  • 100 kA @ 480 VAC
  • 65 kA @ 600 VAC
• Current Rating: 1200A
• Poles: 3 Pole
• System Type: Three-phase electrical distribution systems

Product Data

• Product Series: PHF Series
• Breaker Family: Square D MCCB
• Installation Type: Fixed bolt-on mounting
• Lug Configuration: Without standard terminals
• Application Category: Industrial and commercial power distribution
• Serviceability: Supports accessory installation and configuration
• Warranty Coverage: Includes repair, parts, labor, and standard shipping
• Compliance: Manufactured to Square D industrial protection standards

Important Note

This product image represents a base model and is intended for identification purposes only. Accessories purchased together with the breaker can be installed at no additional cost when configuration details are provided during checkout. The product includes a 1-year in-house warranty covering repair, parts, labor, and standard shipping charges, excluding damage caused by misuse or normal operational wear and tear.