Breaking Capacity: | Low Voltage Circuit Breakers |
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Operation: | Electric Type |
Speed: | Normal Type Circuit Breaker |
Samples: |
Standard packing
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Customization: |
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Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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RDB5 | 63 | 2P | C | 63 | OF |
Product code | Shell frame grade | Poles | Tripping type | Rated current | Electrical accessories |
Minature Circuit Breaker |
63 | 1P 2P 3P 4P 1P+N 3P+N |
C D | 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A 50A 63A |
Auxiliary contact: OF Alarm contact: SD Shunt release: MX Under-voltage release: Q Overvoltage release: G Over-voltage and under-voltage release: GQ |
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 |
Experiment | Tripping type | Test current | Start state | Tripping or non-tripping time limit | Expected results | Remarks |
a | B, C, D | 1.13In | Cold State | t≤1h (for In≤63A) t≤2h (for In>63A) |
No tripping | |
b | B, C, D | 1.45In | Immediately test after | t<1h (for In≤63A) t<2h (for In>63A) |
Tripping | The current increases steadily within 5s |
c | B, C, D | 2.55In | Immediately test after | 1s<t<60s(for In≤32A) 1s<t<120s(for In>32A) |
Tripping | |
d | B C D |
3In 5In 10In |
Cold State | t≤0.1s | No tripping | Turn on the current by closing the auxiliary switch |
e | B C D |
5In 10In 15In |
Cold State | t<0.1s | Tripping | Turn on the current by closing the auxiliary switch |
Sectional area of copper conductor Sm (m ²) | Rated current value In (A) |
1 | In≤6 |
1.5 | 6<In≤13 |
2.5 | 13<In≤20 |
4 | 20<In≤25 |
6 | 25<In≤32 |
10 | 32<In≤50 |
16 | 50<In≤63 |
25 | 63<In≤80 |
35 | 80<In≤100 |
50 | 100<In≤125 |
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