The Schneider Electric M9R84440 is a highly advanced residual current circuit breaker designed specifically for use in demanding electrical environments. With a rated current of 40 A and an operating voltage of up to 480 Y/277 V, this 4-pole device provides reliable protection against electrical faults. The Type A-SI is particularly suitable for damp or aggressive environments, making it an ideal choice for industrial applications. The M9R84440 meets the stringent standards of IEC/EN 61008-1 and UL 1053, highlighting its high quality and safety. The technology of the differential current tripping unit ensures precise detection of fault currents, effectively protecting both people and equipment. With its high electrical disturbance resistance, this residual current circuit breaker is a valuable addition to any electrical installation.

• High electrical disturbance resistance to transient leakage currents
• Protection against electric shock from direct and indirect contact
• Ideal for damp and aggressive environments
• Complies with international safety standards (IEC/EN 61008-1, UL 1053).