Schneider Electric MJA36600 | 600 Amp 3-Pole PowerPacT M-Frame Circuit Breaker

Main Description:

The Schneider Electric MJA36600 is a high-capacity PowerPacT M-Frame molded case circuit breaker engineered for heavy-duty industrial and commercial power distribution. Rated for 600A at 600VAC with solid-state LI trip protection, it provides precise, reliable defense against overloads and short-circuit events. With a 65kA interrupting rating at 480V and an I-Line plug-in design, the MJA36600 supports fast, secure installation and dependable long-term performance in demanding electrical environments.

Technical Overview:

• Manufacturer: Schneider Electric / Square D

• Part Number: MJA36600

• Family / Series: PowerPacT M

• Category: Molded Case Circuit Breaker

• Type: MJA

• Poles: 3

• Phase: 3-Phase

• Amperage Rating: 600 Amps

• Voltage Rating: 600 VAC

• AIC Rating: 65 kA @ 480V

• Protection Type: Solid State

• Trip Functions: LI – Long-Time & Instantaneous

• Frame Type: M-Frame

• Connection Type: I-Line Style Plug-In

• Approvals/Certifications: UL Listed

• Condition: New/Never Used Surplus

Key Features:

• High-capacity 600A protection for large-scale 3-phase electrical systems

• Solid-state LI trip ensures precise overload and short-circuit response

• 65kA interrupting rating at 480V for demanding fault protection

• I-Line plug-in design for fast, secure, tool-efficient installation

• Rugged M-Frame construction suitable for industrial environments

• Ideal for heavy-duty distribution panels and switchboards