1. Melting safety is the nature of its electrical safety fuse wire in a certain place on the tube when the wire is passed by the electric current at a certain size.
2. thermal electrical safety is a safety system that works with the thermal or heat. when an electric current through the thermalsystem exceeds a certain size then the mechanical power will bebroken.
of both types of safety is the most widely in use is a safetythermal eclectic. Is caused to normalize these electrical safety,electrical safety need not be replaced, but simply return it to thelever in normal position
In a home or office electrical installation, should be made the group or groups. Make a goal in the group is when a short circuit occurs in an electrical equipment is not all installations will bedisconnected and to facilitate the search for the faulty electricalinstallations.
Usually the grouping is the installation to make your own lamp in the lamp, while for large load on its own make, too. But if the homeis more than one floor is usually classify themselves in their ownrespective floors.
In an electrical installation is known by the term drawing electricaldiagrams. with the electrical diagram can be seen or read the electrical load, the capacity of security, and the place ofinstallation.