Schneider Electric MX36250ARP040 Solid State Trip Circuit Breaker

Description:

The Square D MX36250 Solid State Trip Circuit Breaker is used in industrial power distribution systems to provide overcurrent and short-circuit protection for electrical equipment and feeders. Commonly installed in switchboards, motor control centers, distribution panels, and industrial facilities requiring high-performance electronic trip protection. Maintenance teams and electrical contractors use this breaker for equipment repairs, power system upgrades, and replacement of obsolete molded case circuit breakers. The ARP040 sensor plug allows the electronic trip unit to provide adjustable protection settings and improved coordination with downstream devices.

Applications:

The Square D MX36250 circuit breaker is commonly used in manufacturing plants, commercial facilities, process industries, and power distribution systems where adjustable solid-state trip protection is required. The MX series electronic trip design provides enhanced overload, short circuit, and coordination capabilities compared to traditional thermal magnetic breakers, making it suitable for critical industrial applications.

Technical Specifications:

• Manufacturer part number (MPN): MX36250
• Manufacturer: Square D
• Product type: Molded case circuit breaker
• Trip type: Solid state electronic trip
• Current rating: 250 A
• Sensor plug: ARP040
• Number of poles: 3 Pole
• Voltage rating: 600 VAC maximum
• Frequency rating: 50/60 Hz
• Circuit breaker family: MX Series
• Frame type: M Frame
• Protection functions: Long-time, short-time, and instantaneous protection depending on trip unit configuration
• Connection type: Unit mount or I-Line configuration depending on assembly
• Mounting orientation: Any position
• Test capability: External trip test port
• Standards: UL Listed and CSA Certified
• Application: Industrial power distribution and feeder protection
• Service application: Repair and replacement component
• Country of origin: United States typical for original production units.

Common Replacements:

• SQUARE D LX36250 ELECTRONIC TRIP CIRCUIT BREAKER NSMP
• Schneider Electric Square D JDL36250 Circuit Breaker 250A 3P
• Square D JDA36250 Circuit Breaker