Schneider Electric A9R44440 iID 4P 40A Residual Current Circuit Breaker (RCCB) Acti 9

The Schneider Electric A9R44440 iID is a 4-pole 40A Residual Current Circuit Breaker (RCCB) from the Acti 9 series, designed to provide dependable earth leakage protection in commercial and industrial electrical installations. Engineered for DIN rail mounting in distribution boards and control panels, the A9R44440 iID safeguards personnel and equipment from the hazards of residual currents. With a compact and robust design, this 4P RCCB integrates seamlessly into Acti 9 system assemblies.

Technical Specifications

Applications & Use Cases

• Commercial Buildings: Residual current protection in office, retail, and hospitality electrical distribution boards.
• Industrial Panels: Earth leakage protection in machine control panels and factory automation systems.
• Residential High-Power Circuits: 4-pole protection for three-phase+neutral circuits in large residential or mixed-use installations.
• Panel Builders: Designed for seamless integration with other Acti 9 modular devices on standard DIN rails.