Resistance | |
Conductor Resistance at 200C (O /Km) | 86 ± 3 |
Resistance Unbalance (%) | 2.5 (Max. Indiv.) 1.0(Max. Avg.) |
Insulation Resistance at 500 V Dc(M O Km) | 10,000 |
Dielectric Strength | |
4. 2.4 KV Dc for 3 seconds | With stands |
Capacitance | |
Mutual capacitance at 1 KHz (nF/Km) | 45 ± 5 |
Earth capacitance unbalance (pF/500m) | 2000 (Max.) |
Impedance | |
Characteristics impedance at 1 MHZ (O ) | 120 ± 10 |
Attenuation | |
Attenuation at 20°c at 1 MHz (dB/Km) | 20 dB/Km (Max.) |
Cross Talk [pair to pair within unit] | |
Near end cross talk at 1 MHZ (dB) | 85 (Min.) |
Far end cross talk at 1 MHZ (dB/Km) | 67 (Min.) |
Cable Diameter | : 10 P: 15 mm (Maximum) 16 P: 18 mm (Maximum) |
Standard Length | : 500 mtr ± 10% |
Packing | : Wound and packed in wooden drums |
Each pair shall be Red for Wire-1 and Blue for Wire-2, with serial number of the pair viz. 1 to 10/16, marked at regular interval, on the outer surface of the Aluminium film used for Pair Screening.