Utp cat5e copper 50 pair telephone cable Application:
1.For indoor installation
2.Audio transmission
3.Transmission of analog signals of 150kHz or below
4.Transmission of digit signals of 2048kbit/s or below
Standard
YD/T 322-1996
ISO/IEC 11801
ANSI/EIA/TIA 568B
Core Construction:
Conductor Solid annealed copper 22;23; 24;26awg
Insulation Solid, high density polyethylene, color-coded in accordance with telephone industry standards
Core Assembly:
• 25 pairs and less: pairs are assembled together in
a single group
• More than 25 pairs: pairs are arranged in groups,
each group having a color-coded unit binder
Core Wrap:
• Non-hygroscopic dielectric tape applied
longitudinally with an overlap
Jacket: pvc;lszh;fr-pvc
| Electrical Characteristics at 20°c: |
| Capacitance unbalance, pF/km(0.8kHz or1 kHz) |
|
| Pair to Pair |
Individual maximum value for 10 pairs |
250 |
| |
Maximum value for more than 10 pairs |
250 |
| Pair to ground |
Maximum value for 10 and more than 10 pairs |
2630 |
| |
Maximum average value for more than 10 pairs |
570 |
| Voltage DC (for 3 seconds) |
|
| Pair to Pair (V) |
2000 |
| Pair to shield (V) |
6000 |
| Max. Value DC resistance of conductor, Ω/km (20°c) |
145 |
| Resistant unbalance |
Maximum average value (%) |
2.5 |
| |
Maximum value (%) |
5 |
| Mutual Capacitance, nF/km (0.8 kHz or 1 kHz) |
|
| Maximum value |
10 pairs |
58 |
| |
More than 10 pairs |
57 |
| Average value |
10 pairs |
52.0±4.0 |
| |
More than 10 pairs |
52.0±2.0 |
| Equal Level Far-End Crosstalk,db/km (150 kHz) |
|
| Min. value of combination of pair to pair at random |
58 |
| Average power (Each combination of basic unit of thirty pairs) |
≥69 |
| Average power of the combination pairs in 12 and 13 pairs or 10 and 20 pairs |
≥68 |
| Near-end Crosstalk loss, dB (1024kHz ) |
|
| Minimum value of insulation resistant, MΩ·km(20°c) |
5000 (DC voltage: 100~500v, 1 minute) |
| Inherence attenuation, dB/km (20°c, 150kHz/1024kHz) |
|
| More than 10 pairs |
The average value no more than |
12.1/27.3 |
| 10 pairs |
The average value no more than |
110% of maximum average of the same type more than 10 pairs |
Packaging:
• Standard lengths are shipped on returnable steel
reels or on non-returnable wood reels when
requested
• Non-standard packaging is also available
