One of Hottest for Transformer Core Winding - Nanocrystalline Cores for Current Transformer (LLE-CT) – LLE

Nanocrystalline Cores for Current TransformerLLE-CT  

                                                                           Normal standard core dimensions:

No.

Bare core dimensions(mm)

Finished core dimensions (mm)

No.

Bare core dimensions (mm)

Finished core dimensions  (mm)

ID

OD

Ht

ID

OD

Ht

ID

OD

Ht

ID

OD

Ht

1

4.3

7.3

2.8

3.7

7.8

3.3

41

19.0

27.0

8.0

16.5

29.2

9.8

2

6.5

9.8

4.5

5.1

11.2

5.7

42

20.0

25.0

6.5

18.2

27.4

9.4

3

8.0

12.0

4.5

6.3

13.8

6.5

43

20.0

26.0

10.0

17.9

27.7

12.7

4

8.5

15.3

5.0

7.4

16.8

6.3

44

20.0

30.0

10.0

17.8

32.2

12.5

5

9.5

15.5

20.0

7.7

17.3

22.5

45

20.0

32.0

10.0

17.8

34.0

12.5

6

9.6

13.2

10.0

8.5

15.0

12.0

46

20.0

30.0

15.0

17.8

33.1

17.5

7

10.0

14.0

5.0

8.5

15.0

12.0

47

23.0

33.0

25.0

22.0

36.7

29.8

8

10.0

16.0

5.0

8.5

17.8

6.8

48

25.0

32.0

8.0

22.0

35.1

11.1

9

10.0

16.0

8.0

8.3

18.2

10.3

49

25.0

32.0

6.5

22.0

35.1

8.7

10

10.0

18.5

5.0

8.0

20.8

6.6

50

25.0

32.0

10.0

22.0

35.1

12.4

11

10.0

22.0

10.0

8.1

24.3

12.8

51

25.0

40.0

10.0

21.8

43.0

13.5

12

11.0

18.0

8.0

9.1

20.0

10.2

52

25.0

40.0

12.5

22.5

42.2

16.0

13

11.0

18.0

10.0

9.1

20.0

12.2

53

25.0

40.0

15.0

21.7

43.0

18.8

14

11.0

23.0

20.0

9.8

26.4

23.2

54

25.0

40.0

20.0

21.3

44.0

24.6

15

12.0

20.0

5.0

10.0

21.7

7.1

55

28.0

34.0

8.0

25.6

36.8

10.5

16

12.0

20.0

8.0

10.6

21.2

10.2

56

30.0

40.0

10.0

27.6

43.0

13.7

17

12.0

20.0

10.0

10.6

21.8

12.0

57

30.0

41.0

15.0

27.6

44.2

18.5

18

13.2

21.5

10.0

11.5

24.0

12.9

58

32.0

38.0

6.5

29.6

40.5

9.3

19

14.0

19.0

6.5

11.8

22.1

9.0

59

32.0

44.0

6.5

29.6

46.8

9.3

20

14.0

19.0

8.0

12.1

22.5

10.2

60

32.0

50.0

15.0

29.6

53.0

18.2

21

14.0

20.0

10.0

12.1

22.5

12.2

61

32.0

50.0

20.0

18.0

53.0

23.8

22

14.0

20.0

12.0

12.1

22.5

14.2

62

40

50

10

37

54

14.6

23

15.0

21.0

10.0

12.8

23.5

12.8

63

40

60

20

37

63

24

24

15.0

23.0

8.0

12.9

25.8

10.7

64

40

64

15

37

68

20

25

15.0

24.0

6.5

13.0

26.5

9.0

65

40

64

20

37

68

23.2

26

15.0

24.0

10.0

13.0

26.5

12.5

66

40

70

20

37

73

24

27

15.0

24.0

15.0

13.0

26.5

17.5

67

50

60

10

47

65

15

28

16.0

21.0

10.0

14.0

24.7

12.5

68

50

80

20

47

83

25

29

16.0

23.0

4.0

14.0

25.0

6.0

69

50

80

25

47

84

29

30

16.0

23.0

8.0

14.0

25.0

10.5

70

50

90

30

46

94

34

31

16.0

23.0

10.0

14.0

25.0

13.0

71

55

65

10

52

68

14

32

16.0

25.0

8.0

14.0

27.2

10.8

72

61

70

10

58

73

14

33

16.0

26.0

10.0

14.0

28.5

12.8

73

70

120

30

65

125

35

34

17.0

22.0

10.0

15.4

24.3

12.3

74

77

86

10

74

90

15

35

17.0

23.0

15.0

14.9

25.4

17.9

75

80

120

25

75

125

30

36

18.0

23.0

10.0

15.8

25.2

12.7

76

90

125

25

85

130

30

37

18.0

24.0

10.0

15.8

26.6

12.7

77

90

130

30

85

135

35

38

18.0

28.0

15.0

16.0

30.2

17.6

78

100

120

25

94

126

31

39

19.0

22.0

10.0

17.5

23.5

12.9

79

100

140

25

94

146

31

40

19.0

26.0

10.0

17.0

28.2

12.8

80

120

170

25

114

176

31

Plastic case box material:

  • Polycarbonate;
  • PA66,additions of 50%glass fibre;
  • PBT,additions of 30% glass fibre;
  • Flame resisitant ABS.

1.Features:

  • High Saturate magnetic induction BS
  • High initial permeability,High linearity,High Accuracy,Low phase and amplitude error for CT
  • Good temperature stability(-55℃~130℃)
  • Applying for transformer class grade: 0.5-0.05 Class 

2.Applications:

  • High precision current and voltage transformer
  • Current leakage circuit breakers
  • Electronic Watt hour meter
  • Precision power meter
  • Current control in automation industry 

3.Specification:

3-1 Basic parameter

Basic magnetic parameter Nan-crystalline Permalloy(Ni80Fe)
Saturate magnetic induction BS (T) 1.20 0.70
Initial permeability(GS/Oe) 50000~100000 50000~100000
Maximum permeability(GS/Oe) >300000 >200000
Coercivity(A/m) <1.6 <0.8
Density(g/cm3 7.2 8.8
3-2 Typical magnetization curve

 

4.Specification and electric parameter

Part No.

Core dimensions(mm) ID×OD×H

Finished dimensions(mm) IOD×H

Cross section AFe (cm2)

Mean path length (cm)

Output Voltage

(mV)

 

   

 

 

 

1

9.6×13.2×10 8.5×15.0×12.0

0.14

3.58

≥0.30

2

13.2×21.5×10 11.5×24.0×12.9

0.32

5.45

≥0.40

3

14×19×6.5 12.0×22.1×9.0

0.12

5.2

≥0.12

4

14×19×8 12.1×22.5×10.1

0.15

5.2

≥0.18

5

14×20×10 12.1×22.5×12.2

0.23

5.3

≥0.25

6

15×21×10 12.9×23.5×12.8

0.23

5.7

≥0.28

7

16×21×10 14.0×24.5×12.5

0.19

5.8

≥0.25

8

16×23×8 14.0×24.9×10.9

0.21

6.1

≥0.20

9

16×26×10 14.0×28.1×13.0

0.38

6.6

≥0.30

10

20×25×6.5 18.2×27.4×9.4

0.12

7.1

≥0.07

11

18×28×15 16.2×29.5×17.0

0.57

7.2

 

12

20×30×15 17.8×33.1×17.5

0.57

7.9

 

13

20×32×10 18.0×34.2×13.1

0.46

8.2

 

14

25×40×10 22.5×42.5×13.0

0.57

10.2

 

15

25×40×15 21.9×43.2×18.9

0.86

10.2

 

16

32×50×15 29.0×53.2×18.2

1.03

12.9

 

17

32×50×20 28.5×53.2×23.5

1.37

12.9

 

18

40×60×20 37×63×24

1.52

15.7

 

19

40×64×20 37×67×24

1.82

16.3

 

20

40×70×20 37×73×24

2.28

17.3

 

21

50×80×20 47×84×25

2.28

20.4

 

22

50×80×25 47×84×29

2.85

20.4

 

23

50×90×30 46×94×34

4.56

22.0

 

24

50×100×25 46×104×29

4.75

23.6

 

25

70×120×30 65×125×35

5.7

29.8

 

26

80×120×25 75×125×30

3.80

31.4

 

  • Notice: Testing condition: input 10mA
  • To the specification in the form, cores can be made for meeting user's need.

  • One of Hottest for Transformer Core Winding - Nanocrystalline Cores for Current Transformer (LLE-CT) – LLE Related Video: