The Schneider Electric Square D PJA36120U63AE1 is a molded case circuit breaker designed for robust electrical protection in industrial environments. As part of the PJA series, this breaker offers reliable performance for applications requiring high current interruption capabilities. Its construction is engineered to meet the demanding standards of heavy-duty power distribution systems.

Technical details

• Series: Square D PJA
• Type: Molded Case Circuit Breaker (MCCB)
• Voltage Rating: 600V AC
• Current Rating: 1200 Amperes (A)
• Frame Size: PJA36120 (indicative of a 1200A frame size)
• Trip Unit Type: Electronic (AE1 suffix typically denotes an electronic trip unit)
• Number of Poles: 3 (PJA36120U63AE1 implies a 3-pole breaker)
• Interrupting Rating: To be confirmed via manufacturer datasheet; typically encoded in the part number or requires datasheet verification.

Applications & compatibility

This circuit breaker is suitable for use in main distribution panels, motor control centers, and large equipment feeders within manufacturing plants, data centers, and utility substations. It provides essential overcurrent protection for systems where high fault currents are a concern, ensuring the safety and operational continuity of connected machinery.

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 PJA36120U63AE1 or contact our technical team for cross-reference assistance with compatible PJA series components.