| Material: | Iron-based Nanocrystalline Core |
|---|---|
| Shape: | Toroidal |
| Certification: | ISO9001 |
| Transport Package: | Plywood Box |
| Specification: | 70/120*20mm |
| Trademark: | RUISO |
| Samples: |
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| Customization: |
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Suppliers with verified business licenses
Audited Supplier | Features: | ||||||
| high saturation magnitical induction,minimize the volume of the transformer | ||||||
| High permeability and low coercive force,increase the efficience of the transformer | ||||||
| Low core loss,reduce the temperature rise of the transformer | ||||||
| Good temperature stability, can work under 130oC for long time | ||||||
| Applications: | ||||||
| Various high frequency switching mode power supplies | ||||||
| inverter welding machine | ||||||
| x-ray power supplies,laser power supplies,communication power supplies | ||||||
| UPS,high frequency induction heating power supplies | ||||||
| charging power supplies | ||||||
| electrolytic plating power supplies etc. | ||||||
Core Winding:
Cores are 100% tested after annealing:
| Electrical property standard : | ||
| The comparison between nano crystalline core and ferrite core | ||
| bascal parameter | nanocrystallie core | Ferrite core |
| Saturated magnetic induction Bs(T)( T ) | 1.25 | 0.5 |
| Residual magnetic field density Br(T)( T ) ( 20KHz ) | <0.20 | 0.2 |
| core loss( 20KHz/0.5T ) ( W/Kg ) | <25 | can not be used |
| core loss( 50KHz/0.32T ) ( W/Kg ) | <35 | can not be used |
| permeability ( 20KHz ) ( Gs/Oe ) | >20,000 | 2,000 |
| coercive force (A/m) | <1.60 | 6 |
| Saturated magnetostrictive coefficient λs (×10-6) |
<2 | 4 |
| Resistivity (mW-cm) |
130 | 106 |
| Curie temperature ( ºC ) | 570 | <200 |
| Stacking factor | 0.75 | - |
| specification | bare core size (mm) | case size (mm) | cross section area (cm2 ) | magnetec path length (cm) | weight (g) | application power (Kw) | current of inverter welding machine(A) | ||||
| OD | ID | HT | OD | ID | HT | ||||||
| RS-NC-6420 | 64 | 40 | 20 | 66 | 37 | 23 | 1.8 | 16.34 | 213 | 1-1.5 | |
| RSE-NC-7025 | 70 | 40 | 25 | 72 | 37 | 28 | 2.81 | 17.28 | 352 | 1-2 | |
| RS-NC-7020 | 70 | 40 | 20 | 72 | 38 | 25 | 2.03 | 17.28 | 265 | 1-2 | |
| RS-NC-8020 | 80 | 50 | 20 | 82 | 46 | 23 | 2.25 | 20.42 | 333 | 2.5 | |
| RS-NC-8025 | 80 | 50 | 25 | 85 | 44 | 30 | 2.81 | 20.42 | 416 | 3 | 120A 160A |
| RS-NC-10025 | 100 | 50 | 25 | 105 | 44 | 30 | 4.69 | 23.56 | 801 | 8 | |
| RS-NC-10020 | 100 | 60 | 20 | 105 | 56 | 23 | 3 | 25.13 | 547 | 3-4 | 160A 200A |
| RS-NC-10560 | 105 | 60 | 30 | 110 | 57 | 35 | 5 | 25.9 | 957 | 8-10 | |
| RS-NC-10540 | 105 | 60 | 40 | 110 | 57 | 45 | 6.3 | 26.06 | 1267 | 10-15 | |
| RS-NC-11060 | 110 | 60 | 20 | 115 | 24 | 25 | 3.5 | 26.69 | 725 | 5-7 | |
| RS-NC-11025 | 110 | 60 | 25 | 115 | 55 | 30 | 4.37 | 26.69 | 907 | 6-9 | |
| RS-NC-11030 | 110 | 60 | 30 | 115 | 55 | 35 | 5.25 | 26.69 | 1081 | 8-10 | |
| RS-NC-12030 | 120 | 60 | 30 | 125 | 57 | 35 | 6.75 | 28.27 | 1384 | 12-15 | 315A |
| RS-NC-12020 | 120 | 70 | 20 | 125 | 67 | 25 | 3.75 | 29.85 | 812 | 10 | |
| RS-NC-12025 | 120 | 70 | 25 | 125 | 67 | 30 | 4.69 | 29.85 | 1014 | 12 | 200A 250A |
| RS-NC-12030 | 120 | 70 | 30 | 125 | 67 | 35 | 5.63 | 29.85 | 1217 | 10-12 | 315A 400A |
| RS-NC-12040 | 120 | 70 | 40 | 125 | 67 | 45 | 7.5 | 29.85 | 1538 | 12-18 | |
| RS-NC-13040 | 130 | 80 | 40 | 136 | 76 | 45 | 7.5 | 32.99 | 1793 | 15-20 | 400A 500A |
| RS-NC-13050 | 130 | 80 | 50 | 136 | 76 | 55 | 9.38 | 32.99 | 2242 | 20-25 | 500A 630A |
| RS-NC-13090 | 130 | 90 | 50 | 136 | 85 | 56 | 7.5 | 34.56 | 1880 | 20-25 | 630A |
| RS-NC-13080 | 130 | 80 | 60 | 136 | 85 | 66 | 11.25 | 32.99 | 2690 | 22-28 | 630A |
| RS-NC-18060 | 180 | 110 | 60 | 186 | 105 | 66 | 15.75 | 45.55 | 5202 | 60 | 1250A |
All cores are well packed by strpong plywood boxes to acoid any damage during transportation:
Suppliers with verified business licenses
Audited Supplier 
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