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Construction
24 AWG bare copper wire insulated with polyethylene (non-plenum). Two layer core construction jacketed in Flame Retardant PVC.
Standards
Flame Rating
Applications
Berk-Tek's 25 pair cable is intended for voice and data backbone applications including:
Features
Benefits
Technical Data - Physical
Color Code
See Below
Conductor
24 AWG Bare Copper
Conductor diameter–in. (mm)
0.021
(0.53)
Insulated Conductor Diameter- in. (mm)
0.038
(0.97)
Cable diameter–in. (mm)
0.5
(12.7)
Nominal cable weight–lb./kft. (kg/km)
130
(210)
Temperature Rating
Max. installation tension–lb. (N)
25
(110)
Installation
0°C to +50°C
Min. bend radius–in. (mm)
5
(127)
Operation
-20°C to +75°C
Pair 1
White
Blue
Pair 13
Black
Green
Pair 2
Orange
Pair 14
Brown
Pair 3
Pair 15
Gray
Pair 4
Pair 16
Yellow
Pair 5
Pair 17
Pair 6
Red
Pair 18
Pair 7
Pair 19
Pair 8
Pair 20
Pair 9
Pair 21
Violet
Pair 10
Pair 22
Pair 11
Pair 23
Pair 12
Pair 24
Pair 25
Mutual Capacitance
5.6 nF/100 m nom. @ 1 KHz
DC resistance
9.38 Ohms/100 m max.
Propagation Delay
5.7 ns/m max.
Velocity of Propagation
75% nom.
FREQUENCY MHz
Insertion Loss dB/100m max
PS-NEXTdB min.
SRLdB min.
1
2.0
62.3
23.0
4
4.1
53.2
10
6.5
47.3
16
8.2
44.2
20
9.3
42.7
31.25
11.7
39.8
21.0
62.5
17.0
35.3
18.0
100
22.0
32.3
16.0