Breaking Capacity: | Low Voltage Circuit Breakers |
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Operation: | Electric Type |
Speed: | Normal Type Circuit Breaker |
Samples: |
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Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: | |
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Initial Payment Full Payment |
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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SNL7 series high breaking capacity mini circuit breaker is used in AC50/60Hz, rated voltage of 230V
3, 4 poles 400V, rated current to 63A for overload and short-circuit protection as well as for unfrequented switching under normal case.It is used extensively for industry, commercial and household.This product conform to IEC60898 standard.
Model | SL7 MCB |
Pole | 1P,2P,3P,4P |
Rated Current(In) | 1,2,4,6,10,16,20,25,32,40,50,63A |
Rated Voltage(Un) | AC230(240)/400(415)V |
Rated Frequency | 50/60HZ |
Tripping curve | B,C,D |
Magnetic releases | B curve: between 3and 5 In |
C curve: between 5and 10In | |
D curve: between 10 and 14In | |
Electro-mechanical endurance | over 6000 cycles |
Remark:
1.mechanical life:20,000 times(off-on)
2.heat resistance: category 2 (temperature 55°C,relative humidity 95%).
3.wiring is terminal with clamp, cable dia.:25mm2
Current Release Character Diagram
Test current(A) | Rated current(A) | Requested time | Result | Start station | Remark |
1.13In | all | t>=1h | Don't trip | Cool | |
1.45In | All | T<1h | trip | heat | Current ascends the requested value stably in 5s |
2.55In | In<=32A | 1s<t<60s | trip | Cool | Auxiliary switch closed, power is on |
2.55In | In>32A | 1s<t<120s | trip | Cool | Auxiliary switch closed, power is on |
5In(Cmode) | All | t>=0.1s | Don't trip | Cool | Auxiliary switch closed, power is on |
10In(Cmode) | All | T<0.1s | trip | Cool | Auxiliary switch closed, power is on |
10(Dmode) | All | t>=0.1s | Don't trip | Cool | Auxiliary switch closed, power is on |
14In(Dmode) | All | T<0.1s | trip | Cool | Auxiliary switch closed, power is on |
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