The Schneider Electric Square D RJF36300CU33A Molded Case Circuit Breaker (MCCB) is engineered for robust electrical system protection. As part of the Square D RJF series, this three-pole breaker is rated for 3000 amps and operates at up to 600VAC, providing essential safety for high-capacity industrial applications. Its design ensures reliable interruption of fault currents, safeguarding equipment and personnel.

Technical details

• Series: Square D RJF
• Type: Molded Case Circuit Breaker (MCCB)
• Poles: 3
• Voltage Rating: 600VAC
• Current Rating: 3000A
• Interrupting Rating: 25kA
• Frame Size: RJF36 (indicated by the first digits of the part number)
• Terminal Type: CU (Copper)

Applications & compatibility

This MCCB is suitable for use in heavy-duty electrical distribution systems, switchgear, and motor control centers. It is commonly found in applications requiring high current handling and reliable overcurrent protection, such as large manufacturing facilities, data centers, and utility substations. The RJF series is designed for integration into various industrial power distribution architectures.

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 RJF36300CU33A or contact our technical team for cross-reference assistance with compatible Square D components.