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Current Transformer Nanocrystalline Core

DC Immuned Current Transformer Nanocrystalline Core

DC Immuned Current Transformer Nanocrystalline Core

Feature:
*With low permeability of Fe-based amorphous core, for strong DC immune capacity
*With high permeability of nanocrystal core, smaller AC errors , higher accuracy.
*DC current range :1-200A
*Excellent temperature stability .
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Feature:

*With low permeability of Fe-based amorphous core, for strong DC immune capacity

*With high permeability of nanocrystal core, smaller AC errors , higher accuracy.

*DC current range :1-200A

*Excellent temperature stability .

*Compared to Co-based amorphous cores for DC immuned CT, lower cost.


Application:

*DC immune current transformer cores for smart watt-hour meters.

*Harmonic detection for smart grid system.


Comparison:

ITEM

Symbol   & Unit

Nanocrystalline

Co-based   Amorphous

Permalloy

Si-Steel

Material   Type

1k107

2714A

80NiFe

Z8H

Saturation   Flux Density

Bs   (T)

1.2

0.58

0.75

2.0

Initial   Permeability (@1mOe )

μi(Gs/Oe)

150,000

100,000

40,000

1,500

MAX.   Permeability

μm(Gs/Oe)

1,000,000

1,000,000

200,000

20,000

Coercive   Force

Hc(A/m)

1.2

0.4

2.1

40.0

Density

d(g/cm3)

7.25

7.7

8.75

7.65

Stacking   Factor

FF

0.75-0.8

0.8

0.9

0.95

Curie   Temperature

Tc  (℃)

600

210

410

750

Max.   Accuracy Class

%

0.05

0.05

0.2

0.5

Linear   Range For Errors

(T)

≤1.0

≤0.45

≤0.6

≤1.5


Size:

Part No

Core Size

Finish Size

Accuracy Class

DC Current

Finish    type

OD*ID*H

OD*ID*H

TR201410

20×14×10

22.5×12.1×12.2

0.5~0.1 class

40A

Plastic    Case

TR211610

21×16×10

24.7×14.0×12.5

0.5~0.1 class

60A

Plastic    Case

TR221710

22×17×10

24.4×15.3×12.3

0.5~0.1 class

60A

Plastic Case

TR231610

23×16×10

25.0×14.0×13.0

0.5~0.1 class

60A

Plastic    Case

TR24168

24×15.5×8

26.3×13.7×9.9

0.5~0.1 class

60A

Plastic    Case

TR24178

24×17×8

26.3×15.3×9.9

0.5~0.1 class

60A

Plastic    Case

TR251710

25×17×10

28.0×15.6×12.8

0.5~0.1 class

100A

Plastic    Case

TR27198

27×19×8

29.3×16.6×9.8

0.5~0.1 class

60A

Plastic    Case

TR271912

27×19×12

28.9×17.1×13.9

0.5~0.1 class

120A

Plastic    Case

TR28178

28×17×8

29.8×15.2×10.1

0.5~0.1 class

100A

Plastic    Case

TR281912

28×19×12

30.2×17.1×13.9

0.5~0.1 class

120A

Plastic    Case

TR292110

29×21×10

32.1×18.8×13.8

0.5~0.1 class

100A

Plastic    Case

TR30208

30×20×8

32.7×18.0×9.9

0.5~0.1 class

100A

Plastic    Case

TR332315

33×23×15

130×100×30

0.5~0.1 class

160A

Plastic    Case

TR604815

60×48×15

154×100×30

0.5~0.1 class

200A

Plastic Case

Hot Tags: dc immuned current transformer nanocrystalline core, China, manufacturers, suppliers, factory, customized, high permeability, low remanence, low core loss
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