SPECIALITY CABLES
2 Pair / 4 Pair Data Communication Cable
These are PE Insulated 0.4mm Annealed Tinned Copper Conductor,
Overall Screened, Tinned Copper Braid and Halogen Free
Flame Retardant Sheathed Communication Cables.
Application
- Halogen Free cable intended for Indoor use for data communication
Typical Cross section 2 Pair
Typical Cross section 4 Pair
Features:
Mechanical & Environmental Properties:
| 2 Pair | 4 Pair | |
| Bending Radius | Min. 27 mm | Min. 22 mm |
| Pulling Force | Max. 25 N | Max. 50 N |
| Operating Temperature | - 20°C to + 75° | - 20°C to + 75° |
| Fire Properties | UL 1685 Ft4, IEC 60332-3 C |
UL 444 CMR |
| Cable Diameter | 4.5 mm ± 0.5mm | 5.5 mm ± 0.5mm |
Colour Code:
| Pair 1 | : White - Blue; |
| Pair 2 | : White - Orange; |
| Pair 3 | : White - Green; |
| Pair 4 | : White -Brown |
Standard Length & Packing:
600 mtrs ± 10% OR in further multiples of 150 mtrs
Wound in Wooden Spools packed in cardboard Cartons
Electrical Characteristics:
| 2 Pair | 4 Pair | |
| Conductor Resistance | Max. 153 O /Km | Max. 153 O /Km |
| Conductor Resistance Unbalance | Max 2 % | Max 4 % |
| Mutual Capacitance | Nom. 49 nF/Km | Nom. 53 nF/Km |
| Capacitance Earth Unbalance | Max. 3000 pF/Km | Max. 1600 pF/Km |
| Insulation Resistance | Min. 5000 MO Km | Min. 5000 MO Km |
| Dielectric Strength | ||
| Conductor to Conductor | 2.5 KV, 2 Sec | |
| Conductor to Shield | 2.5 KV, 2 Sec | |
| Characteristics Impedance at 1 |
Mhz120 ± 15 O | 100 ± 10 O |
| Attenuation at 1 MHz | Max. 3.3 dB/100m | |
| Attenuation at 1, 4, 10, 16, 31.2, 62.5, 100MHz | Max. 3.2, 6.5, 10,13, 17, 23, 30dB/100m | |
| Near End Cross Talk at 1 MHZ | Min. 52 dB | |
| Near End Cross Talk at 1, 4, 10, 16, 31.2, 62.5, 100MHz |
Min. 62, 53, 47, 44, 40, 35, 32dB | |
| 40, 35, 32dB at 1 MHz | Min 56 dB @ 100m | |
| Propagation Delay | Min. 4.7ns/m; Max.5.05 ns/m |
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