Residual current device (RCD) iID-40-4-300-A 40A 4-pole 300mA type A A9Z24440

Acti9 iID Residual Current Circuit Breaker

/br>The Schneider Electric Acti9 iID residual current circuit breaker, model A9Z24440, is a device designed to protect electrical installations from the effects of insulation damage and electric shock. /br>#### Operating parameters and technical characteristics /br>The device operates at a rated voltage of 400V AC and a rated current of 40A. A rated residual current of 0.3A (300mA) provides protection against electric shock from indirect contact and protects the installation from fires caused by current leakage. /br>The circuit breaker withstands ambient temperatures from -25°C to +60°C, allowing for installation in difficult environmental conditions. The design provides an IP20 protection rating, with power losses of 3.8W. /br>#### Construction and mounting possibilities /br>The four-pole design occupies 4 modules on a DIN rail (72mm width) with a mounting depth of only 44mm. /br>The device supports single-core wires with a cross-section of 1-35mm² and multi-core wires of 1-25mm², ensuring connection versatility. /br>#### Compliance with standards and operational safety /br>The circuit breaker meets the requirements of the EN/IEC 61008-1 standards, confirming its safety for use in power systems. /br>The design provides resistance to current surges up to 0.25kA, and the mechanical endurance reaches 20000 cycles.