1.Features：
ØDC current immunity composite cores is combined with amorphous and nanocrystalline cores together
2.Magnetic features：
ØStrong DC current immunity
ØApplicable Current range 1.5-200A
ØGood temperature stability
ØWith competitive price and good quality
3、Allpications：
ØDC current immunity transformers in electronic energy meter / watt-hour meter
ØMetering transformer in electronic power system
4、Standard cores dimensions, Applicable CT accuracy , Maximal DC current immunity range
|
Part No. |
Core dimensions |
Finished Dimensions |
CT accuracy |
DC Compliance |
|
NA-DC-1 |
20×14×10 |
22.5×12.1×12.2 |
0.5－0.1 Class |
20-40A |
|
NA-DC-2 |
21×15×10 |
23.6×12.8×12.8 |
0.5－0.1 Class |
10-40A |
|
NA-DC-3 |
24×15.5×8 |
26.3×13.7×9.9 |
0.5－0.1 Class |
60A |
|
NA-DC-4 |
21×16×10 |
24.7×14.0×12.5 |
0.5－0.1 Class |
40-60A |
|
NA-DC-5 |
23×16×10 |
25.0×14.0×13.0 |
0.5－0.1 Class |
40-60A |
|
NA-DC-6 |
25×16×8 |
27.8×13.7×10.8 |
0.5－0.1 Class |
60A |
|
NA-DC-7 |
22×17×10 |
24.4×15.3×12.3 |
0.5－0.1 Class |
60A |
|
NA-DC-8 |
22×17×10A |
24.4×15.3×12.3 |
0.5－0.1 Class |
30A |
|
NA-DC-9 |
24×17×8 |
26.3×15.3×9.9 |
0.5－0.1 Class |
60A |
|
NA-DC-10 |
25×17×10 |
28.0×15.6×12.8 |
0.5－0.1 Class |
80A |
|
NA-DC-11 |
25×17×10 |
28.0×15.6×12.8 |
0.5－0.1 Class |
100A |
|
NA-DC-12 |
28×17×8 |
29.8×15.2×10.1 |
0.5－0.1 Class |
65A |
|
NA-DC-13 |
28×17×8A |
29.8×15.2×10.1 |
0.5－0.1 Class |
100A |
|
NA-DC-14 |
24×18×10 |
26.6×15.8×12.8 |
0.5－0.1 Class |
60-100A |
|
NA-DC-15 |
25×18×12 |
27.6×16.2×14.2 |
0.5－0.1 Class |
100A |
|
NA-DC-16 |
28×18×15 |
30.2×16.0×17.6 |
0.5－0.1 Class |
100A |
|
NA-DC-17 |
27×19×8 |
29.3×16.6×9.8 |
0.5－0.2 Class |
60-100A |
|
NA-DC-18 |
27×19×12 |
28.9×17.1×13.9 |
0.5－0.1 Class |
100-120A |
|
NA-DC-19 |
28×19×12 |
30.2×17.1×13.9 |
0.5－0.1 Class |
120A |
|
NA-DC-20 |
30×20×8 |
32.7×18.0×9.8 |
0.5－0.2 Class |
100-120A |
|
NA-DC-21 |
29×21×10 |
32.1×18.8×13.8 |
0.5－0.1 Class |
60-80A |
|
NA-DC-22 |
29×21×10 |
32.1×18.8×13.8 |
0.5－0.1 Class |
100A |
Notes: For your reference, the standard parameters above may varyaccording toyour specifically designed turns and coil diameter of the transformer.We could design and manufacture the suitable cores according to your exact requirement.