Product Name: Local Telecom Cable
Model NO: HYA
Overview:
Standards: ISO/IEC 11801, ANSI/TIA/EIA-568A.
Optional pairs: 5-2400pairs.
Structure:
Annealed
copper conductor: 0.32,0.4,0.5,0.6,0.8mm,
HDPE/LDPE
or polypropylene insulation
Polyester
tape or nonwoven coated
Aluminum
tape (PAP) longitudinally wrapped
Black PE
sheath
Installation temperature: ��-5��
Operation temperature: -30��~ +60��
Installation: Aerial or Underground.
Bending radius:
��15
times, When outer diameter �� 40mm;
��20
times, When outer diameter ��40mm.
Application:
Used
in local telephone network. Transmitting audio
frequency signals,
analog
signals up to 150 KHz or digital signals up to 2,048kbps.
Inner packing:
Wooden-iron
composite drums, strong enough for handling,
Long
distance shipment and storage.
Outer packing:
Wooden
battens used to protect the drummed cable,
or
metal tape secured outside.
| Electrical characteristics (20��) �� |
| No. | Project | Unit | Index | | 1 | conductor DC resistance at 20�� | ��/km | Norminal diameter(mm) 0.32 0.40 0.50 0.60 0.80
Max. 236.0 148.0 95.0 65.8 36.6 | | 2 | Pair to pair DC resistance unbalance at 20�� | % | Norminal diameter(mm) 0.32 0.40 0.50 0.60 0.80
AVG�� 2.5 1.5 1.5 1.5 1.5
Max. 6.0 5.0 5.0 5.0 4.0 | | 3 | Insulation ressistance between conductors &
other conductors and screen at 20�� DC100-500V | M��.km | Min. 10��103 | | 4 | Insulation strength DC
Voltage pressure time
Between conductor: Norminal diameter 0.32mm
Norminal diameter��0.40mm 0.50mm 0.60mm 0.80mm
Between conductor and screen | KV | 3s lmin
2.0 1.0
2.0 1.0
6.0 3.0 | | 5 | Working Capacitance 0.8/KHZ or 1KHZ | nF/km | No.of norminal wire pairs. 10 �� 10
Max. 58.0 57.0
Average �� 52.0��4.052.0��2.0 | | 6 | Capacitance unbalance 0.8/KHz or 1KHz
Capacitance unbalance between wire pairs
Capacitance unbalance between wire pairs and the ground. | pF/km | No.of norminal wire pairs. 10��10
Max. 250(200)1) 250(200)1)
Max. 2630 2630
AVG�� 570(490)2) | | 7 | Fixed attenuation
Over 10 pairs wire 150KHz
1024KHz | dB/km | Norminal diameter(mm) 0.32 0.40 0.50 0.60 0.80
AVG�� 16.8 12.1 9.0 7.2 5.7
AVG �� 33.5 27.3 22.5 18.5 13.7 | | 8 | Near-end crosstalk loss length��0.3km
Between 10 pair inner wire all combination
All combination of 12 pairs,13 pairs unit internal wire
Between 20 pairs and 30 pairs inner wire all combination
All combination of neighbour 12 pairs,13 pairs unit internal wire
All combination of neighbour unit pair internal
All combination of super unit internal wire
All combination between different super unit or unit internal wire | dB | (M-S)no less than 53
(M-S)no less than 54
(M-S)no less than 58
(M-S)no less than 63
(M-S)no less than 64
(M-S)no less than 70
(M-S)no less than 79 | | 9 | Far end crosstalk(150KHZ)
All combination between basic unit or 30 pairs internal wire | dB/km | Min.combination of arbitrary wire pairs 58
Average ��#118alue of power no less than 69 |
|
