RD-Y(St)YY gray 48 x 2 x 0.5 mm² Part No. 20187
  • EAC Certification
  • Length Marking In Meters
  • UKCA Certification
  • Data transmission cable
  • double outer jacket
  • for outdoor use
  • direct burial

Item Details

Part No.
20187
Item description
RD-Y(St)YY gray 48 x 2 x 0.5 mm²
AWG (approx.)
20
Outer Ø mm (approx.)
24.1
Cu factor per km
485.0
Weight kg/km (approx.)
866.0
Weight lb(s)/feet (approx.)
1909.2
Copper base in EUR / 100 kg
100
CPR class
Eca
Feet per Packaging Unit
1640, 3280
Cut-to-length service available
yes
EAN/GTIN
4060892100505
Customs tariff number
85444995

Technical Data

PVC data cable in alignment with DIN VDE 0815
Temperature range flexible -5°C to +50°C
fixed -30°C to +70°C
Peak operating voltage 600 V (not for high power current installation purposes)
Test voltage conductor/conductor 2000 V
Test voltage conductor/shield 2000 V
Conductor resistance at 20°C max. 39.2 Ohm/km
Mutual capacitance conductor/conductor at 800 Hz
2 - 4 pairs: approx. 120 pF/m
8 - 96 pairs: approx. 100 pF/m
Capacitive coupling k1 at 800 Hz, max. 200 pF/100m; 20% of the values, but at least one value may amount up to 400 pF/100m
Characteristic impedance at 1 kHz, 370 Ohm,
at 10 kHz, 130 Ohm,
(approx. value)
Cable attenuation at 1 kHz, 1.2 dB/km
at 10 kHz, 3.0 dB/km
(approx. value)
Crosstalk attenuation at 10 kHz, 60.00 dB
(approx. value)
Minimum bend radius flexible 10x Outer Ø
fixed 10x Outer Ø

Details

Cable Structure

      • Copper wire bare, stranded
      • Wire structure:
      • 0.5 mm²: 7 x 0.3 mm
      • Conductor insulation: semirigid PVC
      • Conductor identification: color coded, per bundle:
      • Pair No. 1: conductor a = blue; conductor b = red
      • Pair No. 2: conductor a = gray; conductor b = yellow
      • Pair No. 3: conductor a = green; conductor b = brown
      • Pair No. 4: conductor a = white; conductor b = black
      • Conductors stranded in pairs with optimal lay lengths, 4 pairs stranded into bundles with optimal lay lengths, bundles stranded in layers with optimal lay lengths
      • Bundle identification: synthetic helix with printed digits
      • Drain wire, tinned copper, stranded (0.5 mm² = 7 x 0.3 mm)
      • Shield: plastic-coated aluminum foil (St), approx. overlap 25%
      • Outer jacket: PVC, double (YY)
      • Jacket color: gray (RAL 7032)
      • Length marking: in meters

Properties

      • direct burial
      • pair stranding with short and varied lay lengths within a bundle, leads to good crosstalk attenuation values

Tests

      • flame-retardant acc. to DIN VDE 0482-332-1-2 / DIN EN 60332-1-2 / IEC 60332-1-2
      • certifications and approvals:
      • EAC

Notes

      • the conductor is metrically (mm²) constructed, AWG numbers are approximated, and are for reference only
      • 2-pair cables: conductors stranded in a star quad

Application

      • RD data transmission cables are used in measurement and control technology, as well as in control stations of industrial plants. The cables are used for the transmission of analogue and digital signals up to a frequency of approximately 10 kHz. They are suitable for fixed installations inside buildings, outdoors and underground.
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