Plug in Circuit Breaker with Fireproof Nylon PA66 Outer Case Copper Conductive Part
Specifications
1. Out case: unti-fire nylon PA66
2. conductive part:copper
3. Contact point:silver
4.Rated voltage:AC,DC
L7 MCB 30A 3P
1.Application:
L7 is mainly suitable for overload and short circuit protection.It is especially used for illumination and distribution in industry and commerce.It has pleasing outlook&high breaking capacity etc. Its frame and parts adopts plastics of light weight,reliable performance,high inflammable resistance and shock resistance for long service life.It is mainly used for overload and short circuit protection within the circuit of AC 50/60Hz,rated voltage of single pole 240V,two,three or four pole up to 415V.It can also be used for an unfrequent switch-over of the circuit and illumination under normal conditions.
2.Specification:
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Standard |
|
IEC60898 |
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Number of poles |
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1P,2P,3P,4P |
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Rated current(In) |
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6,10,16,20,25,32,40,50,63 |
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Rated voltage(Un) |
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DC240/415V |
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Rated frequency |
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50/60Hz |
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Tripping curve |
|
B,C,D |
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Release action characteristics |
Time delay |
1.13In>1h Non-trip |
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1.45In<1h trip |
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2.55In 1s~60S trip |
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Instantaneous(Curve C) |
5In >0.1s Non-trip |
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10In<0.1s trip |
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Magnetic releases operate |
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B curve:between 3 and 5In |
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C curve :between 5 and 10In |
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D curve: between 10 and 15In |
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Ratedbreaking capacit(Lcn) |
|
3000A |
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Endurance |
|
>2500 |
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Circumstance temperature |
|
-5~+40 |
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Electrical life |
|
>6000times |
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Mechanical life |
|
20000 times |
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Tropical ration |
|
Treatmen 2(RH95%,at 55°C) |
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Protection degree |
|
IP20 |
