A9N21487 SCHNEIDER ELECTRIC

The A9N21487 from Schneider Electric's ProDis series is a Vigi TG40 earth leakage add-on block, designed to enhance electrical safety in various applications. This device is specifically configured for 1P + N (1 Pole + Neutral) electrical systems, providing comprehensive protection against earth leakage faults. With a rated current of 40A, it seamlessly integrates with compatible circuit breakers to form a complete protective solution. The Vigi TG40 offers a sensitivity of 300mA, ensuring rapid detection and response to earth leakage currents, minimizing the risk of electrical shock and fire hazards. Its primary function is to monitor the current balance within the circuit and trip the associated circuit breaker when an imbalance, indicative of an earth fault, is detected. This add-on block is easy to install and provides a reliable means of enhancing the safety of electrical installations. It is suitable for use in residential, commercial, and industrial settings, providing an extra layer of protection against electrical hazards. By detecting and interrupting earth leakage currents, the Vigi TG40 helps to prevent electrical accidents and equipment damage, ensuring a safer environment.