Modular MCB 32A 6KA 1P 2P 3P 4P AC Wifi Miniature Circuit Breaker
Relay is an electrical control device. When the change of input quantity (such as voltage, current, temperature, etc.) reaches the specified requirements, it can mak...
A relay controls the operation of large currents through small currents, and plays the role of automatic adjustment, safety protection, and circuit conversion.