Schneider Electric A9R35440 iID 4P 40A Residual Current Circuit Breaker Acti 9

The Schneider Electric A9R35440 iID is a 4-pole 40A Residual Current Circuit Breaker (RCCB) from the trusted Acti 9 series, designed to provide reliable earth leakage protection in commercial and industrial electrical installations. The A9R35440 delivers precise residual current detection across all four poles, making it the ideal choice for three-phase plus neutral distribution boards and control panels where personnel and installation safety is paramount.

Technical Specifications

Applications & Use Cases

• Commercial Buildings: Earth leakage protection in office and retail distribution boards.
• Industrial Panels: Four-pole residual current protection for three-phase machinery and control panels.
• Residential Multi-Family: Common-area and high-density residential electrical distribution requiring 4P RCCB protection.
• Automation & Control Cabinets: Integration into DIN-rail mounted control panel assemblies for personnel safety compliance.