Belden 1668ENH - Twin version of 1633ENH
(S)FTP Category 5E |
| Description |
Shielded Twisted Pair Cable, 4 pairs x AWG 24. Solid bare cooper conductors, polyolefine insulation, overall foil shield, tinned copper drain wire. Colour code: see DataTwist® colour code table.
Applicable industry standards: EN 50173, ISO/IEC 11801, TIA/EIA 568-B2
|
|
 |
| Frequency (MHz) |
1 |
4 |
8 |
10 |
16 |
20 |
25 |
31.25 |
62.5 |
100 |
Attenuation
(dB/100m) |
max. (Cat.5E) |
2.1 |
4.0 |
5.7 |
6.3 |
8.0 |
9.0 |
10.1 |
11.4 |
16.5 |
21.3 |
| typical |
2.0 |
3.8 |
5.5 |
6.0 |
7.6 |
8.5 |
9.5 |
10.8 |
15.0 |
19.3 |
| NEXT (dB) |
min. |
65 |
56 |
52 |
50 |
47 |
46 |
44 |
43 |
38 |
35 |
| typical |
70 |
62 |
58 |
57 |
54 |
52 |
50 |
49 |
45 |
43 |
| PS-NEXT (dB) |
min. |
62 |
53 |
49 |
47 |
44 |
43 |
41 |
40 |
35 |
32 |
| typical |
68 |
60 |
56 |
55 |
52 |
50 |
48 |
47 |
43 |
41 |
| PS-ELFEXT (dB) |
min. |
61 |
49 |
43 |
41 |
37 |
35 |
33 |
31 |
25 |
21 |
| typical |
73 |
61 |
55 |
53 |
47 |
45 |
43 |
41 |
37 |
33 |
| ACR (dB/100m) |
min. |
63.2 |
52.3 |
46.1 |
44.0 |
39.2 |
36.8 |
34.2 |
31.5 |
21.8 |
14.0 |
| typical |
68 |
58 |
53 |
51 |
46 |
44 |
41 |
38 |
30 |
24 |
| PS-ACR (dB/100m) |
min. |
62.0 |
49.3 |
43.1 |
41.0 |
36.2 |
33.8 |
31.2 |
28.5 |
18.8 |
11.0 |
| typical |
66 |
56 |
51 |
49 |
44 |
42 |
39 |
36 |
28 |
22 |
| RL (dB) |
min. |
20.0 |
23.0 |
24.5 |
25.0 |
25.0 |
25.0 |
24.3 |
23.6 |
21.5 |
20.1 |
| typical |
33 |
34 |
40 |
42 |
42 |
41 |
38 |
35 |
32 |
29 |
|
| Number of pairs: 4 |
| Standard Colour: Grey, Blue |
| Typical velocity of propagation (%) : 70 |
| Max. DCR (Ohm/km) : 94 |
| Nominal capacitance (pF/m) : 50 |
| Diameter of insulated conductor (mm): 1.05 |
|
|
| Nominal overall diameter (mm): 6.0 |
| Impedance (Ohm) : 100 Ohm ± 15% |
| Enargy of flame (kJ/m): |
| |
Single |
Twin |
| E |
474 |
949 |
| ENH |
464 |
929 |
|
|
| * Specification is subject to change without notice |
