Arrester Type

Length mm

Rated voltage(r.m.s)kV

Arrester continuous operating voltage (r.m.s)
kV

1/10μs
steepest
wave residual voltage 5kA
not exceeding
kVp

8/20μs
lightning
residual
voltage
5kA not exceeding
kVp

30/60μs
witching residual voltage 125A not exceeding kVp

2ms
rectangular withstand discharge capacity
A

4/10μs
  current
impulse
withstand
discharge
capacity
kA

Y5w6-3/8.5 TB

270

3

2.55

9.6

8.5

6.5

100

65

Y5w6-6/17  TB

318

6

5.1

19.1

17

12.9

100

65

Y5w6-9/26  TB

375

9

7.65

29.2

26

19.4

100

65

Y5w6-10/28 TB

375

10

8.4

31.5

28

21.3

100

65

Y5w6-1/31.5TB

390

11

9.3

35.3

31.5

23.5

100

65

Y5w6-2/34.2TB

405

12

10.2

38.3

34.2

25.8

100

65

Y5w6-5/42.6TB

440

15

12.7

47.7

42.6

32.3

100

65

Y5w6-8/51.2TB

485

18

15.3

57.5

51.2

38.7

100

65

Y5w6-20/55 TB

515

20

16.4

61.6

55

41.4

100

65

Y5w6-21/57TB

515

21

17.0

63.9

57

43.0

100

65

Y5w6-2/59.8TB

550

22

17.8

67

59.8

44.9

100

65

Y5w6-4/65.5TB

575

24

19.5

73.5

65.5

49.4

100

65

Y5w6-27/74 TB

615

27

22.0

82.9

74

55.7

100

65

Y5w6-0/81.8TB

660

30

24.4

91.7

81.8

61.8

100

65

Y5w6-3/92.5TB

700

33

27.5

103.7

92.5

70.0

100

65

Y5w6-6/97.3TB

740

36

29.0

109

97.3

73.4

100

65

Arrester Type

Length mm

Rated voltage (r.m.s) kV

Power frequency sparkover  voltage not less (r.m.s) kV

Max impulse sparkover voltage at 1.2/50μs not more
kV(peak)

Max front of wave sparkover  voltage not more
kV(peak)

8/20μs
lightning
impulse
residual voltage 5kA(peak) exceeding kVp

2ms rectangular withstand discharge capacity A

4/10μs
current impulse withstand
discharge
capacity
kA

Y 5C6-3/6.5 TB

270

3

4.5

6.3

7.3

6.5

100

65

Y5C6-6/13.3 TB

318

6

9

13

15

13.3

100

65

Y5C6-9/19.5 TB

375

9

13.5

19.1

22

19.5

100

65

375

10

15

20.5

23.6

21

100

65

Y5C6-11/25.8 TB

390

11

16.5

25.2

29

25.8

100

65

Y5C6-12/28.8 TB

405

12

18

28.1

32.3

28.8

100

65

Y5C6-15/33.6 TB

440

15

22.5

32.8

37.7

33.6

100

65

Y5C6-18/41.3 TB

485

18

27

40.5

46.5

41.3

100

65

Y5C6-20/45.8 TB

515

20

30

44.9

51.6

45.9

100

65

Y5C6-21/47.6 TB

515

21

31.5

46.6

53.6

47.6

100

65

Y5C6-22/50.4 TB

550

22

33

49.3

56.7

50.4

100

65

Y5C6-24/55 TB

575

24

36

53.8

62

55

100

65

Y5C6-27/62.8 TB

615

27

40.5

61.5

70.7

62.8

100

65

Y5C6-30/71 TB

600

30

45

69.6

80

71

100

65

Y5C6-33/78 TB

700

33

49.5

46.5

88

78

100

65

Y5C6-36/85 TB

740

36

54

83.3

96

85

100

65