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
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Part No.
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Core dimensions
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Finished Dimensions
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CT accuracy
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DC Compliance
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NA-DC-1
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20×14×10
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22.5×12.1×12.2
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0.5－0.1 Class
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20-40A
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NA-DC-2
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21×15×10
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23.6×12.8×12.8
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0.5－0.1 Class
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10-40A
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NA-DC-3
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24×15.5×8
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26.3×13.7×9.9
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0.5－0.1 Class
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60A
|
|
NA-DC-4
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21×16×10
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24.7×14.0×12.5
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0.5－0.1 Class
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40-60A
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NA-DC-5
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23×16×10
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25.0×14.0×13.0
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0.5－0.1 Class
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40-60A
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|
NA-DC-6
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25×16×8
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27.8×13.7×10.8
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0.5－0.1 Class
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60A
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|
NA-DC-7
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22×17×10
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24.4×15.3×12.3
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0.5－0.1 Class
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60A
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|
NA-DC-8
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22×17×10A
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24.4×15.3×12.3
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0.5－0.1 Class
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30A
|
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NA-DC-9
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24×17×8
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26.3×15.3×9.9
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0.5－0.1 Class
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60A
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NA-DC-10
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25×17×10
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28.0×15.6×12.8
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0.5－0.1 Class
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80A
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NA-DC-11
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25×17×10
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28.0×15.6×12.8
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0.5－0.1 Class
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100A
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NA-DC-12
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28×17×8
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29.8×15.2×10.1
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0.5－0.1 Class
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65A
|
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NA-DC-13
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28×17×8A
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29.8×15.2×10.1
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0.5－0.1 Class
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100A
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NA-DC-14
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24×18×10
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26.6×15.8×12.8
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0.5－0.1 Class
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60-100A
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NA-DC-15
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25×18×12
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27.6×16.2×14.2
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0.5－0.1 Class
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100A
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NA-DC-16
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28×18×15
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30.2×16.0×17.6
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0.5－0.1 Class
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100A
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NA-DC-17
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27×19×8
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29.3×16.6×9.8
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0.5－0.2 Class
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60-100A
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NA-DC-18
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27×19×12
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28.9×17.1×13.9
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0.5－0.1 Class
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100-120A
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NA-DC-19
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28×19×12
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30.2×17.1×13.9
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0.5－0.1 Class
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120A
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NA-DC-20
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30×20×8
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32.7×18.0×9.8
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0.5－0.2 Class
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100-120A
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NA-DC-21
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29×21×10
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32.1×18.8×13.8
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0.5－0.1 Class
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60-80A
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NA-DC-22
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29×21×10
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32.1×18.8×13.8
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0.5－0.1 Class
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100A
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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. |
