GTB7-63(L7)

The type GTB7 miniature circuit breaker has protective function as shortage as overload, and are used in lighting distribution system in industry, commerce and dwelling, and protect fractional electric motors. And they also have many merits, multiple assembling, long life etc. They are mainly adapted to the circuit of AC50HZ, 230V in single pole, 400V in double, three, four poles for protecting overload and short circuit. Meanwhile, they are also used in turning on or off the electric apparatus and lighting circuit under the normal condition,