The Schneider Electric Square D NJNL36400E53 is a molded case circuit breaker engineered for robust electrical system protection. This 600V, 400A breaker is part of the N Frame series, designed to safeguard against damaging overcurrent conditions in demanding industrial environments. Its construction ensures reliable operation and safety in applications requiring high amperage capacity.

Technical Details

• Series: Square D N Frame
• Voltage Rating: 600V AC
• Current Rating: 400A
• Interrupting Rating: Not specified; consult manufacturer datasheet for details.
• Number of Poles: 3
• Frame Size: NJNL
• Terminal Type: Screw terminals
• Mounting Type: Bolt-on
• Trip Unit Type: Thermal-magnetic
• Certifications: Not specified; consult manufacturer datasheet for details.

Applications & Compatibility

This circuit breaker is suitable for use in heavy-duty power distribution panels, motor control centers, and main service disconnects within manufacturing facilities, processing plants, and other industrial settings. It is designed to integrate seamlessly into electrical systems requiring reliable overcurrent protection for circuits up to 400 amps at 600 volts.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric Square D NJNL36400E53 or contact our technical team for cross-reference assistance with compatible N Frame components.