LSY series Indoor epoxy cast-resin three phase integrated current transformer
It is suitable for 35kV power system, the primary main insulation is ensured by cables. The products accord with the standards of GB20840.2-2014, IEC 61869-2:2012 and some special demands.
Rated voltage: 0.5kV
Rated frequency: 50Hz
Rated secondary current: 5 or 1A
Ambient temperature: -5℃~+40℃
Our models:
LSY-107/76/65
LSY--107/76/65 (side outlets)
LSY--107/78/80
LSY--110/82/70
LSY--120/83/65
LSY--127/80/65
LSY--130/76/70
LSY--150/76/65
LSY--150/82/55 (65)
|
Application |
Measuring current transformer |
Protection current transformer |
Double-winding current transformer |
|||||||
|
Current ratio I1/I2 |
Accuracy class and rated capacity (VA) |
Double-winding accuracy class and rated capacity (VA) |
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|
0.5 |
1 |
3 |
10P15 |
10P10 |
10P5 |
0.5 |
1 |
10P10 |
10P5 |
|
|
100 |
2.5 |
|
|
|
1.5 |
3.75 |
|
|
|
|
|
150 |
3.75 |
|
|
|
2.5 |
5 |
|
|
|
|
|
200 |
5 |
|
|
|
2.5 |
7.5 |
2.5 |
|
|
2.5 |
|
300 |
7.5 |
|
|
|
3.75 |
10 |
2.5 |
|
2.5 |
5 |
|
400 |
10 |
|
|
2.5 |
5 |
15 |
2.5 |
|
2.5 |
7.5 |
|
500 |
10 |
|
|
2.5 |
5 |
15 |
2.5 |
|
3.75 |
10 |
|
600 |
10 |
|
|
2.5 |
7.5 |
20 |
5 |
|
3.75 |
10 |
|
800 |
10 |
|
|
2.5 |
7.5 |
20 |
5 |
|
5 |
15 |
|
Application |
Measuring current transformer |
Protection current transformer |
Double-winding current transformer |
|||||||
|
Current ratio I1/I2 |
Accuracy class and rated capacity (VA) |
Double-winding accuracy class and rated capacity (VA) |
||||||||
|
0.5 |
1 |
3 |
10P15 |
10P10 |
10P5 |
0.5 |
1 |
10P10 |
10P5 |
|
|
100 |
2.5 |
5 |
7.5 |
|
1.5 |
2.5 |
|
2.5 |
|
2.5 |
|
150 |
2.5 |
5 |
7.5 |
|
2.5 |
3.75 |
|
3.75 |
|
2.5 |
|
200 |
3.75 |
5 |
10 |
|
2.5 |
5 |
2.5 |
|
|
|
|
300 |
5 |
7.5 |
|
|
3.75 |
7.5 |
2.5 |
|
|
|
|
400 |
10 |
|
|
2.5 |
5 |
10 |
2.5 |
|
2.5 |
5 |
|
500 |
10 |
|
|
2.5 |
5 |
10 |
3.75 |
|
2.5 |
5 |
|
600 |
10 |
|
|
5 |
10 |
15 |
5 |
|
5 |
10 |
|
800 |
15 |
|
|
5 |
10 |
15 |
5 |
|
5 |
15 |
|
Application |
Zero-sequence current transformer |
|
|
Rated current ratio I1/I2 |
Accuracy class |
|
|
3 |
10P |
|
|
20/1 |
0.5 |
0.5 |
|
30/1 |
0.5 |
0.5 |
|
50/1 |
0.5 |
0.5 |
|
100/1 |
1 |
1 |
|
50/5 |
1.5 |
1.5 |
|
75/5 |
2.5 |
2.5 |
|
100/5 |
2.5 |
2.5 |
|
150/5 |
2.5 |
2.5 |
Notes: Specification can be customized.