Bushings current transformer TPLKU-10

Parameter name

Value

Rated voltage, kV

10

Maximum operating voltage, kV

12

Rated primary current, A

10, 15, 20, 30, 40, 50, 75, 100, 150, 200, 300, 400, 500, 600, 800, 1000, 1500, 2000, 2500, 3000

Rated secondary current, A

5

Number of secondary windings

3

Rated frequency, Hz

50

Accuracy class of the secondary winding: - for measurement;

- for protection

0,2; 0,2S; 0,5; 0,5S

10Р

Nominal secondary load at cos φ = 0.8, V x A winding: - for measurement;

- for protection.

10 *

15

Rated safety factor of winding instruments for transformer measurements for rated primary current: - ≤ 600 A, not more than

- ≥ 800 A, not more.

3;

5;

one-minute test voltage of industrial frequency:

- primary winding, kV;

- secondary winding, kV.

42

3

Rated primary current, A

10

15

20

30

40

50

75

100

150

200

Rated short-term thermal resistance current, not more than, kA

1,3

2,3

2,6

3,3

3,3

3,7

7,7

7,4

14,4

14,4

Electrodynamic stability current, kA

3,3

5,8

6,5

8,3

8,3

9,3

18,5

18,5

36

36

Nominal maximum winding multiplicity for protection, not less than **

7

7

7

7

8

8

7

8

7

8

Rated primary current, A

300

400

500

600

800

тисячі

1500

2000

2500

3000

Rated short-term thermal resistance current, not more than, kA

28,8

28,8

36

36

86

86

108

108

108

108

Electrodynamic stability current, kA

72

72

90

90

215

215

270

270

270

270

Nominal maximum winding multiplicity for protection, not less than **

7

8

8

9

9

9

10

13

13

13