1．Features:
ØHigh Saturate magnetic induction BS
ØHigh initial permeability，High linearity， High Accuracy，Low phase and amplitude error for CT
ØGood temperature stability（-55℃~130℃）
ØApplying for transformer class grade: 0.5-0.05 Class
2． Applications：
ØHigh precision current and voltage transformer
ØCurrent leakage circuit breakers
ØElectronic Watt hour meter
ØPrecision power meter
ØCurrent control in automation industry
3． Specification：
3-1 Basic parameter
|
Basic magnetic parameter
|
Nan-crystalline FUI-I
|
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）
OD×ID×H
|
Finished dimensions（mm）
OD×ID×H
|
Cross section
AFe
(cm2)
|
Mean path length
(cm)
|
Output Voltage（mV）
|
|
NC-M 131005
|
13×9.5×5
|
14.4×8.2×6.7
|
0.065
|
3.5
|
≥0.1
|
|
NC-M 131010
|
13.2×9.6×10
|
15×8.5×12.0
|
0.14
|
3.58
|
≥0.30
|
|
NC-M 171308
|
17×13×6.5
|
20×11.2×9.3
|
0.097
|
4.7
|
≥0.15
|
|
NC-M 181305
|
17.8×13×5
|
19.6×11.5×6.3
|
0.09
|
4.8
|
≥0.1
|
|
NC-M 191207
|
19×12×6.5
|
21.1×10.5×8.1
|
0.17
|
4.8
|
≥0.25
|
|
NC-M 191407
|
19×14×6.5
|
22.1×12.0×9.0
|
0.12
|
5.2
|
≥0.12
|
|
NC-M 191408
|
19×14×8
|
22.5×12.1×10.1
|
0.15
|
5.2
|
≥0.18
|
|
NC-M 191305
|
18.5×13×5
|
21.1×11.1×7.2
|
0.103
|
4.9
|
≥0.1
|
|
NC-M 201405
|
20×14×5
|
22.7×12.4×6.7
|
0.11
|
5.3
|
≥0.1
|
|
NC-M 201410
|
20×14×10
|
22.5×12.1×12.2
|
0.23
|
5.3
|
≥0.25
|
|
NC-M 211510
|
21×15×10
|
23.5×12.9×12.8
|
0.23
|
5.7
|
≥0.28
|
|
NC-M 211610
|
21×16×10
|
24.5×14×12.5
|
0.19
|
5.8
|
≥0.25
|
|
NC-M 231608
|
23×16×8
|
24.9×14.0×10.9
|
0.21
|
6.1
|
≥0.20
|
|
NC-M 261610
|
26×16×10
|
28.1×14.0×13.0
|
0.38
|
6.6
|
≥0.30
|
|
NC-M 252007
|
25×20×6.5
|
27.4×18.2×9.4
|
0.12
|
7.1
|
≥0.07
|
|
NC-M 281815
|
28×18×15
|
29.5×16.2×17.0
|
0.57
|
7.2
|
≥0.32
|
|
NC-M 302015
|
30×20×15
|
33.1×17.8×17.5
|
0.57
|
7.9
|
≥0.3
|
|
NC-M 322010
|
32×20×10
|
34.2×18×13.1
|
0.46
|
8.2
|
≥0.22
|
|
NC-M 402510
|
40×25×10
|
42.5×22.5×13.0
|
0.57
|
10.2
|
≥0.2
|
|
NC-M 402515
|
40×25×15
|
43.2×21.9×18.9
|
0.86
|
10.2
|
≥0.3
|
|
NC-M 503215
|
50×32×15
|
53.2×29.0×18.2
|
1.03
|
12.9
|
≥0.23
|
|
NC-M 503220
|
50×32×20
|
53.2×28.5×23.5
|
1.37
|
12.9
|
≥0.3
|
|
NC-M 604020
|
60×40×20
|
63×37×24
|
1.52
|
15.7
|
≥0.2
|
|
NC-M 644020
|
64×40×20
|
67×37×24
|
1.82
|
16.3
|
≥0.22
|
Note: Testing condition: input 10mA To the specification in the form, cores can be made for meeting user's need.
|
