Metallic cables

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

Strana 108 z 124







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years D outside cable diameter Electrical parameters (20 °C) Conductor diameter 0. 3.6 Max. min. Transmission element each cores are twisted star quad, the quads are stranded units, the units are stranded the cable core.4 (0..x4x0. PVC outer jacket, black. 2.km min.. Plastic tape. Laminated aluminium foil.6) Specification: MMD57V4 Application » for basic phone services analogue and digital transmission systems » the cables with PVC jacket are designed placed areas with fire spread danger Environmental conditions Temperature ranges for laying and assembly +40 °C Operation and store temperatures –30 +50 °C Permitted minimum bending radius min. 5. INSTALLATION . 5. loop resistance Ω/km 300 130 Insulation resistance GΩ. Description materials: 1. 1. 4. 10 Mutual capacitance nF/km 3 Capacity unbalance 800 pF/500 800 800 Effective test voltage wire/wire 600 600 Effective test voltage wire/shield 2,000 2,000 Operating voltage Vss 250 250 Packing drums.4 0. Copper wire.108 FRQKAHM (QF INDOOR) . 10D Cable lifetime min. Core insulation solid PE