RDB5-63 miniature circuit breaker is applicable to a circuit of AC50/60Hz, 230V (single phase), 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.
1. Process guaranteed performance
2. Small volume, large capacity
3. Super-strong wiring capacity
4. Good insulation between phases
5. Super-strong conductivity
6. Low temperature rise and power consumption
1. Professional R&D team
Application test support ensures that you no longer worry about multiple test instruments.
2. Product marketing cooperation
The products are sold to many countries all over the world.
3. Strict quality control
4. Stable delivery time and reasonable order delivery time control.
We are a professional team, our members have many years of experience in international trade. We are a young team, full of inspiration and innovation. We are a dedicated team. We use qualified products to satisfy customers and win their trust. We are a team with dreams. Our common dream is to provide customers with the most reliable products and improve together. Trust us, win-win.
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Product Model |
RDB5-40 |
RDB5-63 |
RDB5-80 |
RDB5-125 |
RDB5-80s |
RDB5G-125 |
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Rated current In(A) |
6-40 |
1-63 |
63, 80 |
63,80,100,125 |
40-80 |
32-125 |
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Number of poles |
1P+N |
1P,1P+N, 2P,3P, 3P+N,4P |
1P, 2P, 3P, 4P |
1P, 2P, 3P, 4P |
1P+N, 3P+N |
1P, 2P, 3P, 4P |
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Rated voltage |
1P,1P+N |
230 |
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2P,3P,4P,3P+N |
400 |
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Rated frequency (Hz) |
50 |
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Rated short-circuit capacity icn(A) |
4500 |
6000 |
20le |
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Running short-circuit capability ics(A) |
4500 |
6000 |
12le |
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Mechanical life (actual) |
20000 |
8500 |
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Electrical life (times) |
10000 |
1500 |
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Rated impulse withstand voltage Uimp(1.2/50)(KV) |
4 |
6 |
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Dielectric test voltage (V) |
2000 |
1890 |
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Reference ambient temperature (℃) |
30 |
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Ambient temperature (℃) |
-35~+70 |
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Storage ambient temperature (℃) |
-35~+85 |
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Relative air humidity |
+20℃, it does not exceed 95%; when it is +40℃, it does not exceed 50% |
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Wiring capacity |
Minimum conductor cross-sectional area (mm) |
1 |
2.5 |
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Maximum conductor cross-sectional area (mm²) |
10 |
16 |
25 |
50 |
50 |
50 |
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Standard torque (N.m) |
1.2 |
2 |
3.5 |
3.5 |
3.5 |
3.5 |
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Limit torque (N.m) |
1.8 |
2.5 |
4 |
4 |
4 |
4 |
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Wiring depth (mm) |
10 |
11 |
12 |
15 |
15 |
15 |
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Shunt release time of circuit breaker (S) |
/ |
/ |
/ |
/ |
1<t<2,2<t<4 |
/ |
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Electromagnetic tripping characteristics |
Type B(3in-5In) |
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/ |
/ |
/ |
/ |
/ |
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Type C(5in-10In) |
· |
· |
· |
· |
· |
/ |
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Type D(10in-20In) |
· |
· |
· |
· |
· |
/ |
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Temperature compensation coefficient |
Change value for every 10℃ higher than the reference temperature |
-(0.03-0.05)In |
/ |
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Change value +(0.04-0.07)in for every 10℃ lower than reference temperature |
+(0.04-0.07)In |
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