Square D PowerPact PKA36040U31A 400 Amp Molded Case Circuit Breaker – 3 Pole – 600V – 50 kA @ 480V – PKA Frame

The Square D PowerPact PKA36040U31A is a 400A, 3-pole molded case circuit breaker designed for three-phase electrical distribution systems. It features a 600V rating and a 50 kA interrupting capacity at 480V. The breaker uses a solid-state electronic Micrologic 3.0 interchangeable standard trip unit, providing Long-Time and Instantaneous (LI) protection. Its I-Line plug-in configuration supports installation in compatible Square D panelboard and switchboard systems.

Specifications

• Brand: Schneider Electric / Square D
• Product Series: PowerPact
• Type: PKA
• Model / MPN: PKA36040U31A
• Product Type: Molded Case Circuit Breaker (MCCB)
• Current Rating: 400A
• Poles: 3 Pole
• Phase: 3 Phase
• Phase Connection: ABC
• Voltage Rating: 600V
• Interrupting Capacity: 50 kA @ 480V
• Interrupting Class: High Interrupting Capacity
• Mounting / Connection: I-Line Style Plug-In
• Trip Unit: Micrologic 3.0 Interchangeable Standard Trip
• Trip Functions: LI – Long-Time and Instantaneous
• Trip Technology: Solid-State Electronic

Part Numbers & Identification

• Manufacturer: Schneider Electric
• Brand: Square D
• Catalog Number: PKA36040U31A
• Product Family: PowerPact
• Breaker Type: PKA
• UPC:060648628627

Compatibility

Designed for compatible Square D PowerPact I-Line panelboards and switchboards rated for the breaker's 400A, 3-pole configuration and electrical characteristics.

Certifications

• Certification: UL Listed

Returns are easy

You may return items within 10 days of delivery for a refund.

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