The Schneider Electric Resi9 R9PRA440 is a 4-pole residual current circuit breaker designed for robust electrical protection in industrial environments. This Type A device offers 30mA sensitivity, providing essential safety against earth leakage faults. It is engineered for compatibility with comb busbar systems, simplifying installation and ensuring reliable connections within distribution panels.

Technical details

• Series: Resi9
• Number of Poles: 4
• Current Rating: 40A
• Residual Current Sensitivity: 30mA
• Type: Type A (detects AC and pulsating DC residual currents)
• Busbar Compatibility: Comb busbar
• Voltage Rating: Verify against manufacturer datasheet for specific voltage class (e.g., 230/400V AC).
• Breaking Capacity: Verify against manufacturer datasheet for specific fault current rating (kA).

Applications & compatibility

This residual current circuit breaker is suitable for use in various industrial and commercial power distribution systems. It is commonly found in control panels for machinery, building electrical installations, and any application requiring protection against electric shock and fire hazards caused by earth faults. Its Type A classification makes it effective for circuits where pulsating DC fault currents may be present.

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 R9PRA440 or contact our technical team for cross-reference assistance with compatible Resi9 components.