Schneider Electric Acti9 iDD40N Series RCBO, 40A Current Rating, 30mA Trip Sensitivity - A9DX3740 This residual current circuit breaker with overcurrent protection (RCBO) is designed for effective electrical safety and distribution. The Acti9 range of electrical products by Schneider Electric ensures high reliability and performance with dimensions of 91mm height, 108mm width, and 73mm depth. Operating at 40A with a trip sensitivity of 30mA, it provides crucial protection for electrical circuits. Features & Benefits • Complies with EN/IEC standards for reliability and quality assurance
• Integrates seamlessly into existing installations with clip-on mounting
• Features thermal-magnetic technology for efficient fault detection
• Allows for easy installation with tunnel type terminals
• Supports a wide operating temperature range from -25 to 60°C Applications • Used with three phase and neutral electrical circuits
• Ideal for industrial and commercial electrical panels
• Utilised on construction sites for enhanced safety measures
• Suitable for residential installations requiring earth leakage protection What tripping characteristics does the device have for different fault conditions? This device features Type C tripping characteristics, which are designed to respond effectively to moderate overload currents while providing protection against short circuits. This makes it suitable for applications where there might be a temporary inrush of current. How does the earth-leakage sensitivity affect the protection provided? A sensitivity of 30mA ensures rapid disconnection in the event of earth faults, minimising the risk of electric shock and equipment damage. This is crucial in environments where safety is a priority. What is the breaking capacity of this device under fault conditions? It has a breaking capacity of 6000A at 400V AC, ensuring reliable operation during fault conditions and preventing potential damage to the electrical system.