The Schneider Electric A9F75450 is a 4-pole Miniature Circuit Breaker (MCB) designed for robust circuit protection in industrial environments. As part of the Schneider Electric Acti9 series, this breaker offers reliable performance for safeguarding electrical circuits against overcurrents and short circuits. Its Type D tripping characteristic makes it suitable for applications with high inrush currents, such as motor loads.

Technical details

• Series: Acti9
• Poles: 4
• Current Rating: 50 Amperes (A)
• Breaking Capacity: 6 kA (6000 Amperes)
• Tripping Characteristic: Type D
• Voltage Rating: Typically rated for 400/415V AC, verify with manufacturer datasheet for specific application voltage compatibility.
• Terminal Type: Screw terminals
• Mounting: DIN rail mountable

Applications & compatibility

This Schneider Electric circuit breaker is commonly employed in distribution boards and control panels for protecting inductive loads such as motors, transformers, and lighting systems. Its Type D curve ensures it will not trip unnecessarily during the startup surge of these devices, while still providing essential protection against faults. It is suitable for use in commercial buildings, industrial facilities, and machinery control systems.

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 A9F75450 or contact our technical team for cross-reference assistance with compatible Acti9 components.