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Copper Telecom Cable (Jelly Filled / Dry Core)

DESCRIPTION

These cables are polyethylene insulated Jelly Filled Telecom Cables and provide excellent transmission performance in variety of field environment

APPLICATION

Duct application

Direct burial application

Local distribution networks

Junctions between exchanges

FEATURES

Armoured & Unarmoured construction

Availability of standard conductor sizes ranging from 0.4 to 0.9 mm diameter.

Available in 5 to 2400 pairs

CABLE CROSS - SECTION

  1. Insulated Copper Pair - Annealed copper insulated with polyethylene.

  2. Core Filling Compound - Petroleum jelly

  3. Core Wrapping - Polyester tape

  4. Flooding Compound - Polybutene based jelly

  5. Moisture Barrier - Co-polymer coated aluminium tape.

  6. Inner Sheath - Black Polyethylene

  7. Bedding - Black ployethylene tape *

  8. Armour - Galvanised Steel Tape. *

  9. Outer Sheath - Black polyethylene *

    *  For armoured cable

 

ELECTRICAL CHARACTERISTICS

Conductor resistance at 20ºC
    0.40 mm diameter
    0.50 mm diameter
    0.63 mm diameter
    0.90 mm diameter
135 +/- 8 Ohms/Km
86 +/- 6 Ohms/Km
58 +/- 4 Ohms/Km
28 +/- 2 Ohms/Km
Mutual capacitance
    Average 
    Individual
52 +/- 3 nF/Km
52 +/- 4.5 nF/Km
Capacitance unbalance
     Pair to Pair

     Pair to Ground
Max average 50 pF/Km
Max individual 200 pF/Km
Max average 750 pF/Km
Max individual 3000 pF/Km
Insulation resistance Min 5000 Megaohm-Km
Attenuation at 150 KHz
     0.40 mm diameter
     0.50 mm diameter
     0.63 mm diameter
     0.90 mm diameter
Near end cross talk (individual)
Far end cross talk 
     Individual 
     RMS
Max. 12.00 dB/Km
Max. 8.25 dB/Km
Max. 6.30 dB/Km
Max. 4.40 dB/Km
Min. 55.00 dB/Km

Min. 55.00 dB/Km
Min. 67.80 dB/Km

COLOUR CODING

Colour of 1st Wire (Tip) White, Red, Black & Yellow
Colour of 2nd Wire (Ring)  Blue, Orange, Green, Brown & Grey
Colour of unit binder Blue, Orange, Green, Brown & Grey

CORE INFORMATION

05 Pair : One unit of 05 Pair

200 Pair : Four super units of 50 Pairs

10 Pair : One unit of 10 Pair

400 Pair : Eight super units of 50 Pairs

20 Pair : One unit of 20 Pair

800 Pair : Eight super units of 101 Pairs

50 Pair : Five units of 10 Pair 1200 Pair : Twelve super units of 101 Pairs
100 Pair : Five units of 20 Pair 2400 Pair : Twenty four super units of 101 Pairs

NOTES

  1. The given cable cross section and characteristics will change as per specification desired by the customers.