Features:
- Unique patent hold, DC current immunity composite cores with amorphous and nanocrystalline cores together.
Magnetic features:
- Strange DC current immunity
- Applicable Current range 1.5-200A
- Good temperature stability
- With competitive price and good quality
Allpications:
- DC current immunity transformers in electronic energy meter / watt-hour meter
- Metering transformer in electronic power system
Standard cores dimensions, Applicable CT accuracy , Maximal DC current immunity range:
Part No.
|
Core dimensions
|
Finished Dimensions
|
CT accuracy
|
DC Compliance
|
1
|
Φ14×20×10
|
Φ12.1×22.5×12.2
|
0.5-0.1 class
|
30A
|
2
|
Φ15×21×10
|
Φ12.8×23.6×12.8
|
0.5-0.1 class
|
20A
|
3
|
Φ15.5×24×8
|
Φ13.7×26.3/×9.9
|
0.5-0.1 class
|
60A
|
4
|
Φ16×21×10
|
Φ14.0×24.7×12.5
|
0.5-0.1 class
|
40A
|
5
|
Φ16×23×10
|
Φ14.0×25.0×13.0
|
0.5-0.1 class
|
60A
|
6
|
Φ16×25×8
|
Φ13.7×27.8×10.8
|
0.5-0.1 class
|
60A
|
7
|
Φ17×22×10
|
Φ15.3×24.4×12.3
|
0.5-0.1 class
|
30A
|
8
|
Φ17×22×10A
|
Φ15.3×24.4×12.3
|
0.5-0.1 class
|
60A
|
9
|
Φ17×24×8
|
Φ15.3×26.3×9.9
|
0.5-0.1 class
|
80A
|
10
|
Φ17×25×10
|
Φ15.6×28.0×12.8
|
0.5-0.1 class
|
65A
|
11
|
Φ17×25×10A
|
Φ15.6×28.0×12.8
|
0.5-0.1 class
|
100A
|
12
|
Φ17×28×8
|
Φ15.2×29.8×10.1
|
0.5-0.1 class
|
60A
|
13
|
Φ17×28×8A
|
Φ15.2×29.8×10.1
|
0.5-0.1 class
|
100A
|
14
|
Φ18×24×10
|
Φ15.8×26.6×12.8
|
0.5-0.1 class
|
100A
|
15
|
Φ18×25×12
|
Φ16.2×27.6×14.2
|
0.5-0.2 class
|
100A
|
16
|
Φ18×28×15
|
Φ16.0×30.2×17.6
|
0.5-0.1 class
|
100A
|
17
|
Φ19×27×8
|
Φ16.6×29.3×9.8
|
0.5-0.1 class
|
120A
|
18
|
Φ19×27×12
|
Φ17.1×28.9×13.9
|
0.5-0.2 class
|
100A
|
19
|
Φ19×28×12
|
Φ17.1×30.2×13.9
|
0.5-0.1 class
|
80A
|
20
|
Φ20×30×8A
|
Φ18.0×32.7×9.8
|
0.5-0.1 class
|
100A
|
21
|
Φ21×29×10
|
Φ18.8×32.1×13.8
|
0.5-0.1 class
|
200A
|
22
|
Φ21×29×10A
|
Φ18.8×32.1×13.8
|
0.5-0.1 class
|
200A
|
Noties:
For your reference, the standard parameters above may vary according to your specifically designed turns and coil diameter of the transformer. We could design and manufacture the suitable cores according to your exact requirement.