The Schneider Electric Square D JJA36250U43XLYYP is a 3-pole molded case circuit breaker designed for robust electrical system protection. This unit is part of the JJA series, engineered to deliver reliable performance in demanding industrial and commercial environments. It provides essential overcurrent and short-circuit protection, safeguarding equipment and personnel.

Technical details

• Series: Square D JJA
• Poles: 3
• Frame Size: JJA36250 (indicates a 250 Ampere frame size)
• Voltage Rating: 600V AC (derived from the '6' in the part number, common for this series)
• Interrupting Rating: 42 kA at 480V AC (derived from the '43' in the part number, common for this series)
• Terminal Type: Line and Load side lug terminals
• Actuator Type: Thermal-magnetic trip unit
• Mounting Type: Bolt-on

Applications & compatibility

This circuit breaker is suitable for use in main distribution panels, branch circuit protection, and motor control applications. It is commonly found in heavy manufacturing facilities, processing plants, and commercial buildings requiring reliable power distribution and fault protection. Ensure compatibility with your specific system voltage and fault current requirements by consulting the manufacturer's datasheet.

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 JJA36250U43XLYYP or contact our technical team for cross-reference assistance with compatible JJA series components.