Application
RDB5-63 miniature circuit breaker applies to a circuit of AC50/60Hz, 230V(single phase), and 400V(2,3,4 phases), for overload and short circuit protection.
Rated current up to 63A. It also can be used as a switch for an infrequent conversion line. It is mainly used in domestic installation, as well as in commercial and industrial electrical distribution systems. It conforms with the standard of IEC/EN60898-1.
Rated current of shell frame grade In (A) | 63 |
Rated current In (A) | 1, 2, 3, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63 |
Function | Short circuit protection, overload protection, isolation and control |
Number of poles | 1P, 2P, 3P, 4P, 1P+N, 3P+N |
Rated frequency (Hz) | 50 |
Rated insulation voltage Ui (V) | AC500 |
Rated impulse withstand voltage Uimp (V) | 4000 |
Rated working voltage Ue (V) | 230/400 |
Flashover distance (mm) | ≤50 |
Operating short-circuit capacity Ics (A) | 6000 |
Instantaneous tripping characteristics | C, D |
Mechanical life | 20000 |
Electrical life | 10000 |
Shape and installation dimensions