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Application
THQ, THC series miniature circuit breaker is characteristic of small size, light weight, novel structrure and excellent performance. They are mounted in the illuminating distribution board and used in guesthouses, block of flats, high buildings, squares, airports, railway stations, plants and cnterprises etc, in AC circuits 230V(singlepole) up 400V(3pole) 50/60Hz for protcction of overload short cicuit and for circuit change-over in lighting sysytem. Breaking capacity is 3KA. The items complay with BS & IEC60947 standard.
Technical Data
| Pole number | Rated current(A) | Rated voltage(V) | Rated making and breaking capacity(KA) |
Setting temperature of protective characteristics |
|
| B.S | NEMA | ||||
| 1P | 6, 10, 15, 20, 30, 40, 50, 63 | AC12 | 5 | 40 |
|
| AC120/230 | 5 | ||||
| AC230/400 | 3 | ||||
| 2P | 6, 10, 15, 20, 30, 40 | AC120/230 | 40 |
||
| AC230/400 | 3 | 5 | |||
| 3P | 50, 63 | AC230/400 | 3 | ||
