China wholesale Split Type Current Transformer Suppliers – Nanocrystaylline Core In Protective Box – Jingjing
China wholesale Split Type Current Transformer Suppliers –Nanocrystaylline Core In Protective Box – JingjingDetail:
● Unique patent hold, DC current immunity composite cores with amorphous.
● And nanocrystalline cores together.
● Strong immunity for DC current.
● Applicable Current range 1.5-200A.
● Good temperature stability.
● With competitive price and good quality.
● Energy meters, smart meters
● Electromechanical meter
● Electrical measuring instruments
● Electrical protective devices
● Current sensing modules
● Adjustable speed drives
● Variable-frequency drives
● Wind power converter
● Power supply
| Item | Performance |
| Material Composition | FeCuNbSiB |
| Thickness（um） | 28~35 |
| Saturation induction Bs (T) | 1.25 |
| Curie temperature(oC) | 570oC |
| Hardness Hv | 880 |
| Crystalline temperature Tc(oC) | 500oC |
| Saturation magnetostriction | 2×10-6 |
| Initial permeability μi | ≥80000 |
| Maximum permeability um | ≥500000 |
| Density（g/cm³ ） | 7.2 |
| electrical resistivity(μΩ.cm) | 130 |
| Lamination factor | ≥0.8 |
| Operating Temperature Range | -50~120℃ |
| Part No. | Core dimension | Finished dimention | Note | ||||
| OD | ID | HT | OD | ID | HT | ||
| JJ8001 | 80 | 50 | 50 | 85 | 45 | 55 | |
| JJ7501 | 75 | 60 | 20 | 80 | 55 | 25 | |
| JJ8002 | 80 | 60 | 25 | 85 | 55 | 30 | |
| JJ8003 | 80 | 60 | 30 | 85 | 55 | 35 | |
| JJ10001 | 100 | 80 | 30 | 105 | 75 | 35 | |
| JJ12001 | 120 | 80 | 20 | 125 | 75 | 25 | |
| JJ11501 | 115 | 85 | 25 | 120 | 80 | 30 | |
| JJ12002 | 120 | 85 | 30 | 125 | 80 | 35 | |
| JJ11502 | 115 | 90 | 25 | 120 | 85 | 30 | |
| JJ12003 | 120 | 90 | 20 | 125 | 85 | 25 | |
| JJ13501 | 135 | 90 | 25 | 140 | 85 | 30 | |
| JJ13001 | 130 | 95 | 20 | 135 | 90 | 25 | |
| JJ1302 | 130 | 95 | 25 | 135 | 90 | 30 | |
| JJ14001 | 140 | 100 | 20 | 145 | 95 | 25 | |
| JJ17001 | 170 | 120 | 25 | 175 | 115 | 30 | |
| JJ19501 | 195 | 155 | 40 | 200 | 150 | 45 | |
Note: The iron core is circular, rectangular, runway type, etc., which can be made according to customer specifications. Protective box material for PBT, PA66, DMC, cast aluminum, stainless steel, resin coating.
Data Sheet of magnetization Curve of nanocrystalline transformer core (B-H curve)
| H(mA/cm) | B(Gs) | μ(×104 | H（mA/cm) | B(Gs) | μ(×104 | H（mA/cm) | B(Gs) | μ(×104 |
| 0.39 | 50 | 10.2 | 0.77 | 100 | 10.33 | 1.39 | 200 | 11.45 |
| 1.85 | 300 | 12.9 | 2.27 | 400 | 14.02 | 2.62 | 500 | 15.19 |
| 2.87 | 600 | 16.64 | 3.16 | 700 | 17.63 | 3.38 | 800 | 18.83 |
| 3.61 | 900 | 19.84 | 3.81 | 1000 | 20.89 | 4.01 | 1100 | 21.83 |
| 4.38 | 1300 | 23.62 | 4.75 | 1500 | 25.13 | 5.06 | 1700 | 26.74 |
| 5.35 | 1900 | 26.26 | 5.57 | 2100 | 30.00 | 5.86 | 2300 | 31.23 |
| 6.11 | 2500 | 32.56 | 6.34 | 2700 | 33.89 | 6.57 | 2900 | 35.13 |
| 6.82 | 3100 | 36.17 | 7.05 | 3300 | 37.25 | 7.28 | 3500 | 38.26 |
| 7.56 | 3700 | 38.75 | 7.85 | 4000 | 40.55 | 8.22 | 4300 | 41.63 |
| 8.64 | 4600 | 42.37 | 9.04 | 4900 | 43.13 | 9.41 | 5200 | 43.97 |
| 9.84 | 5500 | 44.48 | 10.29 | 5800 | 44.85 | 10.74 | 6100 | 45.20 |
| 11.06 | 6300 | 45.33 | 11.43 | 6500 | 45.25 | 11.97 | 6800 | 45.21 |
| 12.51 | 7100 | 45.16 | 12.85 | 7200 | 44.59 | 13.31 | 7400 | 44.24 |
| 13.79 | 7600 | 43.86 | 14.36 | 7800 | 43.22 | 14.98 | 8000 | 42.50 |
| 15.66 | 8200 | 41.67 | 16.43 | 8400 | 40.68 | 17.20 | 8600 | 39.79 |
| 18.31 | 8800 | 38.25 | 19.47 | 9000 | 36.78 | 20.15 | 9100 | 35.94 |
| 20.98 | 9200 | 34.90 | 21.80 | 9300 | 33.95 | 22.74 | 9400 | 32.89 |
| 23.68 | 9500 | 31.93 | 24.73 | 9600 | 30.89 | 25.95 | 9700 | 29.75 |
| 27.43 | 9800 | 28.43 | 29.00 | 9900 | 27.17 | 30.70 | 10000 | 25.92 |
Product detail pictures:
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