Request for Polyvinyl acetal enameled OR polyvinyl formal OR Polyester Imide Class (H180 or H200) round copper winding wire
Payment term
– Terms of payment: 30% pre-paid
– VALIDITY OF THE OFFER: 30 DAYS from 20th April. 2022
CIF:
– Delivery duration -[ 30-40days]
– Means of transportation (sea, air or land)- [ sea]
Conditions:
– We do inspection 2-3 times (1st inspection before order from factor and check sample a test raw material & thickness and capability of factory/second inspection during the process of production/last inspection when you start for packing
Technic specifications of Polyvinyl acetal enameled OR polyvinyl formal OR Polyester Imide Class (H180 or H200) round copper winding wire
| Material Name | Polyvinyl acetal enameled or polyvinyl formal Or polyester- imide Class(H180 or H200) round copper winding wire | ||
| To be used as a high voltage coil conductor of oi: immersed distribution transformers. Material: Conductor: Flexible electrical copper wire E Cu- 58 acc. DlN 40500/1 Conductivity 100% min. Coating: 1- Polyvinyl acetal with thermal index of 120°C and heat shock temperature of 155°C min. 2- Polyvinyl formal or polyvinyl acetal with thermal index of 105°C and heat shock temperature of 155°C min. 3- polyester-imide with thermal index of (180°C or 200 °C) and heat shock temperature(200°C or 220°C) min |
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| Code No. | Conductor Diameter±tolerance(mm) | Minimum increase due to insoultion(mm) | Maximum finished outside dia (mm) |
| R162/E | 2.5 ± 0.025 | 0.079 | 2.628 |
| Characteristics: Breakdown voltage(kv): |
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| Wire Dia.(mm) | Breakdown voltage at room temperature kv(min.) | Breakdown voltage at 120°Ckv(min.) | |
| 0.7 | 4.8 | 3.6 | |
| 0.9 | 5 | 38 | |
| 1-2.5 | 5 | 38 | |
| Over 2.5 | 2.5 | 1.9 | |
| Pinholes: 3 max Heat shock: the coating shall show no crack after heated to 155°C min. for (pvf & Pva) 200°C or 220°C) min. for polyester- imide. Resistance to transformer oil (IEC 60296 uninhibited type) Packing: Plastic reels with tapered barrel and containers acc.To IEC264-3(DIN46383), covered by aplastic bag for protection against oxidation and shock, a silica gel bag enclosed inside the barrel to achieve humidity to absorption. Capability= 80-100Kg.(net weight of copper) |
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| Equivalent standards | IEC 60317-0-1 IEC 60317-12 Grade2 IEC 60317-13-2 JIS C3203 Grade 1 PVF IEC 60317-1 Grade 2 IEC 60851 for test IEC 60264-3(DIN 46383) |
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