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Nanocrystalline cores
ZEMING
8504909090
Product Description
Nanocrystalline core for current transformer
Performance characteristics:
High saturation magnetic sensitivity - strong anti-saturation
High magnetic permeability, high precision, high linearity, applicable accuracy range: 0.5~0.05class
High cost performance
Excellent high and low temperature characteristics, working range: -55～130°C
Application areas:
Transformer Substation measurement and over-current protection
Current transformer for electricity meter and power transmitter
Performance:
| Basic magnetic parameter | Nanocrystalline FUO-I | Permalloy | |
| Strength of Saturation magnetic induction BS (T) | 1.2 | 0.7 | |
| Initial Magnetic permeability（GS/Oe） | 50000～100000 | 50000～100000 | |
| Maximum Magnetic permeability（GS/Oe） | >300000 | >200000 | |
| coercive force（A/m） | <1.6 | <0.8 | |
| Density（g/cm3） | 7.3 | 8.8 | |
| core filling coefficient | >0.70 | >0.88 | |
Typical magnetization curve:
Dimensional specifications and electrical parameters：
| No. | Core size（mm） | Outline Dimensions（mm） | Effective cross-sectional area (cm2) | Magnetic path length (cm) | Weight(g) |
| ID*OD*H | ID*OD*H | ||||
| 1 | 9.5×13×5 | 8.3×14.5×6.7 | 0.065625 | 3.5325 | ≥1.7 |
| 2 | 9.6×13.2×10 | 8.2×15.2×12.1 | 0.135 | 3.5796 | ≥3.5 |
| 3 | 12×19×6.5 | 10.5×21.1×8.0 | 0.065625 | 4.867 | ≥6.2 |
| 4 | 13×17.8×5 | 11.6×19.6×6.3 | 0.09 | 4.8356 | ≥3.3 |
| 5 | 13.2×21.5×10 | 11.6×21.3×13 | 0.31125 | 5.4479 | ≥13 |
| 6 | 14×19×8 | 11.9×22.5×10.4 | 0.165 | 5.2595 | ≥7 |
| 7 | 14×20×10 | 12.1×22×12.1 | 0.225 | 5.338 | ≥9.2 |
| 8 | 16×21×10 | 13.5×24.1×12.6 | 0.1875 | 5.809 | ≥9.2 |
| 9 | 16×21×10D | 13.7×24.9×12.2 | 0.2472 | 5.9032 | ≥12 |
| 10 | 17×25×10 | 15.3×28×13 | 0.3 | 6.594 | ≥15 |
| 11 | 18×28×15 | 16.2×29.5×17.0 | 0.57 | 7.2 | |
| 12 | 20×30×15 | 17.8×33.1×17.5 | 0.57 | 7.9 | |
| 13 | 20×32×10 | 18.0×34.2×13.1 | 0.46 | 8.2 | |
| 14 | 25×40×10 | 22.5×42.5×13.0 | 0.57 | 10.2 | |
| 15 | 25×40×15 | 21.9×43.2×18.9 | 0.86 | 10.2 | |
| 16 | 32×50×15 | 29.0×53.2×18.2 | 1.03 | 12.9 | |
| 17 | 32×50×20 | 28.5×53.2×23.5 | 1.37 | 12.9 | |
| 18 | 40×60×20 | 37×63×24 | 1.52 | 15.7 | |
| 19 | 40×64×20 | 37×67×24 | 1.82 | 16.3 | |
| 20 | 40×70×20 | 37×73×24 | 2.28 | 17.3 | |
| 21 | 50×80×20 | 47×84×25 | 2.28 | 20.4 | |
| 22 | 50×80×25 | 47×84×29 | 2.85 | 20.4 | |
| 23 | 50×90×30 | 46×94×34 | 4.56 | 22 | |
| 24 | 50×100×25 | 46×104×29 | 4.75 | 23.6 | |
| 25 | 70×120×30 | 65×125×35 | 5.7 | 29.8 | |
| 26 | 80×120×25 | 75×125×30 | 3.8 | 31.4 | |
| 27 | 90×125×25 | 85×130×30 | 3.33 | 33.8 | |
| 28 | 90×130×30 | 85×135×35 | 4.56 | 34.5 | |
| 29 | 100×120×25 | 94×126×31 | 1.9 | 34.5 | |
| 30 | 100×140×25 | 94×146×31 | 3.8 | 37.7 | |
| 21 | 120×170×25 | 114×176×31 | 4.75 | 45.5 |
Note: Please refer to the common size specifications of our company, and can also be customized according to user requirements.