পণ্যের বিবরণ:
|
Conductor: | Copper | Insulation: | PVC |
---|---|---|---|
Drain Wire: | Tinned copper | Voltage Rating: | 300V/500V |
Outer Sheath Colour: | Black,Blue | Temperature: | Fixed -40°C to +80°C |
Multi pair twisted cables are fundamental in modern communication and data transmission systems, offering reliable performance across various industries. Their structured design with individually twisted wire pairs minimizes electromagnetic interference (EMI) and crosstalk, making them indispensable in:
T1CW/06-2009.GB/T3956,GB/T 19666
No of Pair |
No of Core |
Section |
Insulation thickness mm |
Total screen single filament diameter mm |
Steel Tape Thickness |
Outer sheath thickness |
Approx cable outer diameter |
Approx cable weight |
1 |
2 |
0.5 |
0.50 |
0.15 |
02 |
1.1 |
10.7 |
148 |
2 |
2 |
0.5 |
0.50 |
0.15 |
02 |
1.2 |
136 |
226 |
3 |
2 |
0.5 |
0.50 |
0.15 |
0.2 |
1.2 |
14.1 |
249 |
4 |
2 |
0.5 |
0.50 |
0.15 |
0.2 |
12 |
14.9 |
281 |
5 |
2 |
0.5 |
0.50 |
0.15 |
02 |
1.2 |
158 |
315 |
6 |
2 |
0.5 |
0.50 |
0.15 |
02 |
12 |
16.7 |
351 |
7 |
2 |
0.5 |
0.50 |
0.15 |
0.2 |
1.2 |
16.7 |
360 |
8 |
2 |
0.5 |
0.50 |
0.2 |
02 |
13 |
18.6 |
437 |
9 |
2 |
0.5 |
0.50 |
0.2 |
02 |
1.3 |
19.7 |
481 |
10 |
2 |
0.5 |
0.50 |
0.2 |
0.2 |
13 |
20.4 |
511 |
11 |
2 |
0.5 |
0.50 |
0.2 |
0.2 |
13 |
204 |
522 |
12 |
2 |
0.5 |
0.50 |
0.2 |
02 |
13 |
20.9 |
548 |
13 |
2 |
0.5 |
0.50 |
0.2 |
02 |
13 |
21.7 |
583 |
14 |
2 |
0.5 |
0.50 |
0.2 |
02 |
13 |
21.7 |
594 |
15 |
2 |
0.5 |
0.50 |
0.2 |
02 |
14 |
22.9 |
644 |
16 |
2 |
0.5 |
0.50 |
0.2 |
0.2 |
14 |
22.9 |
654 |
17 |
2 |
0.5 |
0.50 |
0.2 |
02 |
14 |
238 |
696 |
18 |
2 |
0.5 |
0.50 |
0.2 |
02 |
14 |
238 |
707 |
19 |
2 |
0.5 |
0.50 |
0.2 |
0.2 |
14 |
238 |
712 |
20 |
2 |
0.5 |
0.50 |
0.2 |
0.2 |
14 |
24.9 |
763 |
21 |
2 |
0.5 |
0.50 |
0.2 |
0.2 |
14 |
24.9 |
774 |
22 |
2 |
0.5 |
0.50 |
0.2 |
0.2 |
14 |
26.0 |
822 |
23 |
2 |
0.5 |
0.50 |
0.2 |
0.2 |
14 |
26.0 |
832 |
24 |
2 |
0.5 |
0.50 |
0.2 |
0.2 |
1.5 |
273 |
891 |
25 |
2 |
0.5 |
0.50 |
0.2 |
02 |
1.5 |
27.3 |
902 |
26 |
2 |
0.5 |
0.50 |
0.2 |
02 |
1.5 |
273 |
912 |
27 |
2 |
0.5 |
0.50 |
0.2 |
0.2 |
1.5 |
28.2 |
966 |
28 |
2 |
0.5 |
0.50 |
0.25 |
02 |
1.5 |
29.2 |
1037 |
29 |
2 |
0.5 |
0.50 |
0.25 |
0.2 |
1.5 |
29.2 |
1048 |
30 |
2 |
0.5 |
0.50 |
0.25 |
0.2 |
1.5 |
29.2 |
1059 |
31 |
2 |
0.5 |
0.50 |
0.25 |
0.2 |
1.5 |
30.1 |
1105 |
32 |
2 |
0.5 |
0.50 |
0.25 |
02 |
15 |
30.1 |
1116 |
33 |
2 |
0.5 |
0.50 |
0.25 |
02 |
1.5 |
30.1 |
1126 |
34 |
2 |
0.5 |
0.50 |
0.25 |
0.5 |
1.6 |
32.5 |
1473 |
35 |
2 |
0.5 |
0.50 |
0.25 |
0.5 |
1.6 |
325 |
1483 |
36 |
2 |
0.5 |
0.50 |
0.25 |
0.5 |
16 |
325 |
1494 |
37 |
2 |
0.5 |
0.50 |
0.25 |
0.5 |
1.6 |
325 |
1492 |
38 |
2 |
0.5 |
0.50 |
0.25 |
0.5 |
16 |
33.6 |
1568 |
39 |
2 |
0.5 |
0.50 |
0.25 |
0.5 |
1.6 |
33.6 |
1579 |
40 |
2 |
0.5 |
0.50 |
0.25 |
0.5 |
16 |
33.6 |
1590 |
41 |
2 |
0.5 |
0.50 |
0.25 |
0.5 |
1.6 |
34.7 |
1656 |
42 |
2 |
0.5 |
0.50 |
0.25 |
0.5 |
1.6 |
34.7 |
1667 |
Q: What is the primary advantage of multi-pair twisted construction?
A: Twisting eliminates electromagnetic interference (EMI) by canceling out induced currents, while multi-pair design allows simultaneous transmission of multiple signals in a single cable.
Q: How does pair twist rate affect performance?
A: A consistent twist rate (typically 1-2 twists per inch) ensures balanced impedance and minimizes crosstalk between adjacent pairs.
Q: What shielding options are available for these cables?
A: Common options include foil shielding (100% coverage), braided shielding (60-95% coverage), and hybrid foil+braid for maximum EMI/RFI protection.
Q: What AWG sizes are standard for instrument cables?
A: 24 AWG is most common for balanced audio signals, while 22 AWG may be used for power/data hybrid applications.
Q: Can these cables be used in outdoor installations?
A: Yes, with UV-resistant jackets and moisture-blocking designs meeting IEC 60529 IP66 standards for harsh environments.
Q: What's the maximum recommended run length?
A: For 24 AWG pairs, runs up to 1000 feet are typical before signal degradation, depending on frequency and shielding quality.
Q: How do I terminate multi-pair cables?
A: Use modular plugs (RJ45) or terminal blocks with proper color-coding (T568A/B standards) to maintain pair integrity.
ব্যক্তি যোগাযোগ: Mr. Bai
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