C50 Mini Circuit Breaker DC circuit breaker
Applications
c50 series miniature circuit breaker has small size, light weight, novel structure and excellentperformance. They are mounted in the illuminating distribution board and used in guesthouses,block of flats, high buildings, squares, airports, railway stations, plants and enterprises etc, in ACcircuits 24ov (single pole) up to 415v(3 pole) 50Hz for protection of overload short circuit and forcircuit change-over in lighting system.Breaking capacity is 3KA.
The items comply with BS & NEMA standards.
Specification
| Pole number |
Rated current (A) |
Rated voltage (V) |
Rated making and breaking capacity (KA |
Setting temperature of protective |
|
| B.S | NEMA | ||||
| 1P | 61,015 | AC12 | 5 | 40℃ | |
| 203,040 | AC120/240 | 3 | 5 | ||
| 5,060 | AC240 /415 | ||||
| 2P | 61,015 | AC120/240 | 3 | 40℃ | |
| 203,040 | AC240/415 | 3 | 5 | ||
| 3P | 5,060 | AC240/415 | |||
Installation Conditions
When used in crabtree distribution boards and consumer units. polestar and C50 MCB aremounted on speially-designed rails for ease of installation polestar MCBs are also suitable for usein custom built panels, where they should be mounted on standard 35mm top hat rail to BS5584:1978 EN50022 giving a projection within the standard 70mm.
Characteristic Curve
