LZZW2(G)-12 outdoor current transformer is casting resin insulated, pillar structure, with protective class and fully enclosed.
LZZW2(G)-12 outdoor current transformer is casting resin insulated, pillar structure, with protective class and fully enclosed. It is used for metering electric energy and current monitoring, relay protection in the electrical system of rated frequency 50/60Hz rated voltage 10 kV. It can be used for medial voltage AIS, or can be used for medial voltage switchgears. They can operate in all kinds of environments (such as wide range temperature (-50~60℃), high altitude, high humidity, high pollution or salt).
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Rated Primary Current I1n (A) |
Rated Secondary Current I2n (A) |
Accuracy Classes |
Rated Output (VA) cosΦ=0.8 |
Rated Short-time Thermal Current Ith (kA/s) |
Rated Dynamic Current Idyn (kA) |
Rated Insulation Level (kV) |
||
|
0.2S |
0.5 |
5P(10P) |
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|
10~150 |
1
5 |
0.2S, 0.2, 0.5S, 0.5 5P10, 5P15, 5P20 10P10, 10P15, 10P20 |
15 |
15 |
20 |
150 I1n |
2.5 Ith |
12/42/75 |
|
200~250 |
25 |
63 |
||||||
|
300~400 |
15 |
20 |
25 |
31.5 |
80 |
|||
|
500~600 |
40 |
100 |
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Note: The data listed in the above table are the normal ones, or we can design them according to the customers’ special requirements.
Outline drawing and installation dimensions
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