Metallic cables

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Vydal: KABELOVNA DĚČÍN PODMOKLY, S.R.O.

Strana 22 z 124







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min.6; 0. Transmission element each cores are twisted star quad, the quads are stranded units, the units are stranded the cable core. outer jacket, black. 1. 5. 6.8) Specification: TDO 18/08 Application » for basic phone services analogue and digital transmission systems » for aerial use Environmental conditions Temperature ranges for laying and assembly –10 +60 °C Operation and store temperatures –40 +70 °C Permitted minimum bending radius min. Core insulation foam skin PE. 2.. 5 Mutual capacitance nF/km 42 Capacity unbalance k1 at 800 pF/500 800 300 Effective test voltage wire/wire 500 500 Effective test voltage wire/shield 2,000 2,000 Operating voltage max. Vss 250 250 Packing drums.22 TK (aerial) . TELECOMMUNICATION . Description materials: 1.km min. 4.6 0. 10D Cable lifetime min. Copper wire. 3. Steel wire messenger. years D outside cable diameter Electrical parameters (20 °C) Conductor diameter 0. GΩ.0 Insulation resistance min..0 72.x4 (0. Crepe paper.8 Max. 5. Laminated aluminium foil. loop resistance Ω/km 130