Telecommunication cable

J-Y(St)Y
Copper conductors PVC insulation Screen of Aluminium foil
PVC sheath



Application:

For connection of telecommunication and data transmission systems. Not recommended for power supply, as well as for underground installation.

Technical characteristics:

  • Produced according to DIN VDE 0815
  • Conductor diameter: 0.60 mm and 0.80 mm
  • Loop resistance at +20 0C:
    • For 0.6 mm: 130 Ohm/km
    • For 0.8 mm: 73.2 Ohm/km
  • Insulation resistance at +20 0C: 100 MOhm.km
  • Peak working voltage: 300 V
  • Test voltage:
    • Between the cores of the active pair: 800 V
    • Between cores and screen: 800 V
  • Nominal capacitance at frequency 800 Hz max. 100 nF/km
  • Temperature range:
    • Mobile installation: from -5 C to +50 C
    • Fixed installation: from -30 C to +70 C
  • Minimum single time bending radius during installation: 7.5 D
  • Capacitance unbalance k1 between pairs at frequency 800 Hz: 300 pF/100 m
  • Sheath colour: Gray
Cable design:
  • Copper conductors with diameter 0.60 mm and 0.80 mm
  • Insulation: PVC
  • Twisted pairs
  • Bunch of twisted pairs
  • Core wrapping with separating polyester tape
  • Electrostatic screen of plastic coated AL foil with drain copper wire with diameter:
    • For cables up to 10 pairs: 0.4 mm
    • For cables above 10 pairs: 0.6 mm
  • Sheath: PVC
Cable identification:
  • J installation cable
  • Y PVC insulation or sheath
  • St static screen
  • Lg cores twisted in pairs

Construction of pairs:

Number of pairs Number of pairs in layer
1 layer 2 layer 3 layer 4 layer 5 layer 6 layer
3 3 - - - - -
4 4 - - - - -
6 6 - - - - -
8 1 7 - - - -
10 2 8 - - - -
12 3 9 - - - -
16 5 11 - - - -
20 1 6 13 - - -
24 2 8 14 - - -
30 4 10 16 - - -
40 1 7 13 19 - -
50 4 10 15 21 - -
100 2 8 14 20 25 31

Data:

Size Nominal Cable Diameter, mm Nominal Copper Weight, kg/km Nominal Cable Weight, kg/km
J-Y(st)-Y
1X2X0.6 4.4 5.4 24
2X2X0.6 4.8 11.0 36
3X2X0.6 6.0 16.0 50
4X2X0.6 6.5 22.0 57
5X2X0.6 6.9 27.0 70
6X2X0.6 7.5 33.0 85
8X2X0.6 7.8 44.0 97
10X2X0.6 8.9 55.0 116
12X2X0.6 9.5 65.0 139
14X2X0.6 10.0 75.0 157
16X2X0.6 10.5 86.0 175
20X2X0.6 11.2 108.0 210
24X2X0.6 12.8 129.0 259
30X2X0.6 13.9 161.0 312
40X2X0.6 15.3 216.0 368
50X2X0.6 16.4 269.0 460
100X2X0.6 22.9 536.0 819
1X2X0.8 5.7 9.6 40
2X2X0.8 6.3 19.0 60
3X2X0.8 8.2 29.0 84
4X2X0.8 9.0 38.0 104
5X2X0.8 9.7 48.0 124
6X2X0.8 10.7 53.0 153
8X2X0.8 10.9 58.0 177
10X2X0.8 13.2 96.0 230
12X2X0.8 14.1 115.0 269
14X2X0.8 15.0 134.0 305
16X2X0.8 15.6 154.0 341
20X2X0.8 16.9 192.0 411
24X2X0.8 19.1 230.0 503
30X2X0.8 21.0 288.0 610
40X2X0.8 23.6 382.0 720
50X2X0.8 25.9 477.0 906
100X2X0.8 35.9 951.0 1689


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