Schneider Electric MJL36400 | 400A 3-Pole PowerPact MJL Molded Case Circuit Breake

Main Description:

The Schneider Electric MJL36400 is a heavy-duty PowerPacT M-Frame molded case circuit breaker engineered for demanding industrial and commercial power systems. With a 400A current rating and 600V operating voltage, this breaker is designed to protect electrical installations from overloads and short circuits with exceptional reliability. Featuring solid-state electronic trip technology (Basic 1.0 Trip Unit), the MJL36400 delivers precise Long-Time and Instantaneous (LI) protection. Its high interrupting capacity of 65kA at 480V provides robust fault-clearing capability, making it ideal for high-energy distribution environments.

Technical Overview:

• Brand: Schneider Electric

• Part Number: MJL36400

• Category: Circuit Breaker

• Subcategory: Molded Case Circuit Breaker

• Family: PowerPacT

• Type: MJL

• Voltage Rating: 600 VAC

• Amperage Rating: 400A

• Poles: 3

• Phase: 3

• Frame Type: M Frame

• Connection Type: Feed-Thru (Line & Load Side Lugs)

• Protection Type: Solid State (Electronic Trip)

• Trip Unit: Basic Non-Interchangeable 1.0 Trip

• Trip Functions: LI – Long-Time and Instantaneous

• AIC Rating: 65kA @ 480V

• Current Limiting: Yes

• Condition: New/Never Used Surplus

• Weight: 29 lb (13.15 kg)

Key Features:

• 400A, 600V, 3-pole M-Frame breaker for industrial power systems

• Solid-state trip technology for highly accurate protection

• LI protection: Long-Time overload and Instantaneous short-circuit response

• High fault clearing ability – 65kA @ 480V

• Current-limiting design reduces damaging fault energy

• Feed-thru construction with line/load lugs for easy installation

• UL listed and suitable for a wide range of industrial applications

• Rugged construction ensures long-term reliability