Parameters | Conductor Size (mm) | ||||||
0.4 | 0.5 | 0.63 | 0.9 | ||||
Conductor Resistance (Per km in Ohms.) Individual | 135 ± 8 | 86 ± 6 | 58 ± 4 | 28 ± 2 | |||
Conductor Resistance Unbalance (%) Individual Average | 3 1.5 | 2.5 1 | 2 1 | 2 1 | |||
Conductor Elongation (minimum %) | 15 | 15 | 18 | 18 | |||
Attenuation at 150 Khz (db / km) Shall not exceed | 12 | 8.25 | 6.3 | 4.4 | |||
Insulation | Solid (MDPE/HDPE) | ||||||
Spark Test | 3 KV RMS AC, 1 Spark per 5 km | ||||||
Retraction of Insulation (Shall not exceed) | 2.5 mm after 1 min. | ||||||
Resistance to Compression | 200 N, 12 V DC | ||||||
Insulation Resistance at 500V | 5000 Mega Ohm - Km. | ||||||
Construction | 10/20 Pair units & 50/100 pair super units of sizes : 1pair to 300 pairs. | ||||||
Filling Compound | Water Resistant Compound (Petro Jelly) | ||||||
Core wrap | Polyester tape | ||||||
Moisture Barrier | Poly - Al | ||||||
Sheath / Jacket | PVC/LDPE | ||||||
Armouring | Galvanised Steel Tape | ||||||
Armouring Bedding | PE Tape (Water - Proof) | ||||||
Mutual Capacitance (NF/KM) Individual Average | 52 ± 4.5 52 ± 3 | ||||||
Capacitance Unbalance (PF/KM) Individual Average | 3000 PF 750 PF | ||||||
Far End Cross Talk (db) at 150 khz | Better than 67.8 RMS indvl. 55 RMS | ||||||
Near End Cross talk (db) at 150 khz | Better than 55 RMS (individual value) | ||||||
Pairs | From 1 pair to 300 pairs |