Model No.︰Field Telephone
Brand Name︰UNIRISING
Country of Origin︰China
Unit Price︰US $ 0.25 / meter
Minimum Order︰30000 meter
7X0.28MM(3 Number of Zinc Covered Steel+4 Number of Tin Covered copper Strands)x2+2.3mmPolyethylene+Nylon+Double Wire (Twisted)
| 1. | Thickness of insulation (Polyethylene) | Minimum 0.35 mm |
| 2. | Thickness of Polumide Jacket (Nylon) | 0.15 mm (Average) |
| 3. | Overall diameter of single conductor | Maximum 2.30 mm |
| 4. | Breaking load for two wires conductor | Minimum 72 Kg |
| 5. | Cutting load test | 55 lb (Average)/25 Kg (Average) |
| 6. | DC Loop Resistance | 151 Ohm/Km (at 20°C) |
| 7. | Insulation Resistance | 2000 M Ohm/Km |
| 8. | Dielectric Strength Test | 1000 V AC (Minimum) |
| 9. | Weight of Zinc Cover for each steel Strands | Minimum 25 gm/Kg |
| 10. | Weight of Tin Covered for each steel Strands | 8.75 – 24.8 gm/Kg |
| 11. | No. Of Twist/M | 14 – 16 Nos. (Average) |
| 12. | Apparent Shape | Double Wire (Twisted) |
| 13. | Color | Black |
| 14 | Conductors (Physical Characteristics) | |
| (a) Number of Strands | 07 Nos | |
| (b) Number of Tin Covered copper Strands | 04 Nos | |
| (c) Number of Zinc Covered Steel Strands | 03 Nos | |
| (d) Diameter of each Stands | 0.28 mm ± 0.01 mm |
Payment Terms︰ TT OR LC
Lead Time︰ 20-30DAYS
