LA-10 indoor Current Transformer is a device used for current measurement in power systems, usually installed in indoor environments. It is mainly used in power systems with a rated frequency of 50Hz or 60Hz and a rated voltage of 10kV for current measurement and protection. It is made of epoxy resin casting or similar insulating materials, has good insulation performance and mechanical strength, and can adapt to the needs of various indoor environments.
Characteristic of structure
The transformer is epoxy resin casting with reinforcedinsulation.lt can be used in damp and tropical regions andplateau.300A and below for semi-enclosed casting structure, 400~1000A for totally enclosed casting structure with single turn type.
Technical data |
|
Rated insulation level |
12/42/75kV |
Power factor of load |
COSФ =0.8(lagging) |
Rated secondary current |
5A or 1A |
Rated frequency |
50 or 60Hz |
Anti-Pollution grade |
Class ll |
Ambient temperature |
-5 ℃-40℃,daily average temperature not more than 30℃ |
Altitude |
≤1000m |
Standard |
GB 1208-2006 |
Type |
Rated primary current |
Accuracy class combination |
Accuracy class and rated output |
Accuracy Coefficient |
1s thermal current(KA) |
Rated dynamic current |
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0.2Class |
0.5Class |
10PClass |
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LA-10 |
5 |
0.5/10P or 0.2/10P |
10 |
10 |
15 |
10 |
90 |
200 |
10 |
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15 |
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20 |
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30 |
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40 |
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50 |
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75 |
||||||||
100 |
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150 |
||||||||
200 |
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300 |
24.5 |
44 |
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400 |
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500 |
32 |
80 |
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600 |
63 |
100 |
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800 |
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1000 |
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