There are different types of RCD according to their design. Below is an approximate classification of RCDs. RCD classification by purpose: RCD...

Existing industrial electrical networks must protect their circuits from overloads and short circuits. To this end, to protect the...

All existing operated or newly constructed electrical networks must be provided with the necessary and sufficient means of protection, above all...

Each time relay is characterized by its own parameters. The most important parameter is the relay operation algorithm, i.e.the logic of...