Place of Origin: | China |
---|---|
Brand Name: | Rvyuan |
Certification: | IEC/NEMA/JIS/RoHS/ISO |
Model Number: | 0.68 / 7*19 |
Minimum Order Quantity: | Different types with differet MOQ |
Price: | Negotiation |
Packaging Details: | Spool with carton |
Delivery Time: | 2-15 workding days |
Payment Terms: | Negotiation, T/T, L/C |
Supply Ability: | Satisfy your demand |
Insulation: | Paper | Diameter: | 0.68/7*19 |
---|---|---|---|
Color: | White | Material: | Copper |
Thermal Class: | 130/155/180/200/220 | Certificates: | ROHS/UL/SGS/ISO9001:2008 |
Breakdown Voltage: | Over 3KV | ||
Highlight: | served litz wire,rectangular litz wire |
CUSTOMERIZED 0.68/7*19 PAPER UNSULATION COVERED LITZ COPPER WIRE ENAMELED MAGNET WIRE FOR TRANSFORMER
Here are three types:
1.Paper insulated polyvinyl-acetal enameled Continuously Transposed copper wire
2.Paperless Insulated Netting-type Continuously Transposed copper wire
3.Heat Resistant Continuously Transposed enameled copper wire
FEATURES
Reduce additional circulation current loss
Eddy-current loss caused by leaking magnet field
Improve the mechanical strength of coil
APPLICATION
Coil winding of large oil-immersed power transformer and reactor, large capacity dry type transformers.
SPECIFICATION
Test Item | Technical Requirement | Test Result | ||
Appearance | Bare Stranded Wire | Smooth Surface, no scratch, oil pollution, oxide layer or glitch, strand should be close and tidy and no broken strand or missing strand | Qualified | |
Paper Cover | Paper cover should be tight and uniform, smoothly winded on the bare stranded wire. No cracking, wrinkle, and leaking | Qualified | ||
Size | Dia. of stranded wire | 10.00-10.20mm | 10.10mm | |
Overall diameter | 15.70-16.70mm | 16.20mm | ||
Wrapping Sort | Overlap width | innermost layer | ≥10mm | 12mm |
Outmost Layer | ≥10mm | 12mm | ||
Gap Width | _ | _ | ||
DCR VALUE | ≤0.01724Ω(at 20℃ mm²/m) | 0.017068Production | ||
Elongation | ≥25% | 30.8% | ||
Bending | Diameter of pole is 112mm,, no cracking, leak, no obvious warping. | Qualified | ||
Remark |
|