铁道电缆
K26低烟无卤50/75欧同轴电缆
应用:
50欧姆电缆是用作GSM天线的高频传输同轴电缆，75欧姆电缆是适用于摄像机(KX6类)以及视频监控(RTC11类 )的高频传输同轴电缆 。该无卤电缆可通过电缆钩，穿墙或穿管敷设。
标准:
RATP K26
防火性能：
NF C 32070.2.2
电缆结构:
内导体：
50 Ohm电缆：
柔软型（F）-铜包铝(1/4” ,3/8” 和1/2”F型);紫铜管(5/8”,7/8”，和1″1/4 F型); 皱纹紫铜管(1″5/8F 型)。
超柔软型（SF）-铜包铝(3/8″& 1/2″SF型);皱纹紫铜管(7/8”SF 型); 铜丝(1″1/4S F型)。
极柔软型（XF）-实心紫铜(1/16″& 1/4″XF型); 铜包铝(3/8”&7/8XF 型)
75 Ohm 电缆:实心紫铜(RTC11类)或紫铜管(KX6类 )
绝缘：发泡聚乙烯或普通聚乙烯(只适用于KX6类型) 绝缘。
外导体：
50 Ohm电缆:皱纹铜管
75 Ohm电缆:铜编织
外护套：低烟无卤护套。
在20℃的电气性能
50Ohm电缆
| 电缆类型 |
inch |
1/4″F |
3/8″F |
1/2″F |
7/8″F |
1″1/4F |
1″5/8F |
| 阻抗 |
Ω |
50 |
50 |
50 |
50 |
50 |
50 |
| 衰减 |
|
|
|
|
|
|
|
| @10MHz |
dB/100m |
1.7 |
1.5 |
0.65 |
0.34 |
0.25 |
0.2 |
| @150MHz |
dB/100m |
4.99 |
4.21 |
2.61 |
1.45 |
1.02 |
0.85 |
| @200MHz |
dB/100m |
5.8 |
4.91 |
3.04 |
1.69 |
1.19 |
1.00 |
| @450MHz |
dB/100m |
8.8 |
7.7 |
4.66 |
2.61 |
1.86 |
1.57 |
| @900MHz |
dB/100m |
12.8 |
11.1 |
6.78 |
3.81 |
2.75 |
2.34 |
| @1000MHz |
dB/100m |
13.5 |
11.7 |
7.18 |
4.04 |
2.93 |
2.49 |
| @1500MHz |
dB/100m |
17.0 |
14.9 |
8.99 |
5.08 |
3.72 |
3.17 |
| @1700MHz |
dB/100m |
18.7 |
16.9 |
9.64 |
5.45 |
4.01 |
3.42 |
| 平均额定功率 |
|
|
|
|
|
|
|
| @10MHz |
KW |
4.35 |
6.75 |
13 |
28.0 |
41 |
57 |
| @150MHz |
KW |
1.45 |
2.49 |
3.2 |
7.0 |
11 |
13 |
| @200MHz |
KW |
1.25 |
2.14 |
2.75 |
6.0 |
9.0 |
11 |
| @450MHz |
KW |
1.05 |
1.3 |
1.8 |
3.88 |
5.5 |
6.9 |
| @900MHz |
KW |
0.566 |
0.95 |
1.25 |
2.65 |
3.83 |
4.49 |
| @1000MHz |
KW |
0.61 |
0.85 |
1.18 |
2.50 |
3.60 |
4.20 |
| @1500MHz |
KW |
0.426 |
0.705 |
0.947 |
1.99 |
2.82 |
3.17 |
| @1700MHz |
KW |
0.386 |
0.654 |
0.884 |
1.85 |
2.61 |
2.96 |
| 传播速度 |
% |
85 |
85 |
88 |
88 |
88 |
88 |
| 电缆类型 |
inch |
1/4″SF |
3/8″SF |
1/2″SF |
7/8″SF |
3/8″XF |
7/8″XF |
| 阻抗 |
Ω |
50 |
50 |
50 |
50 |
50 |
50 |
| 衰减 |
|
|
|
|
|
|
|
| @10MHz |
dB/100m |
1.71 |
1.3 |
0.83 |
0.39 |
1.098 |
0.38 |
| @150MHz |
dB/100m |
6.89 |
4.89 |
3.87 |
1.59 |
4.38 |
1.57 |
| @200MHz |
dB/100m |
8.01 |
5.59 |
4.53 |
1.85 |
5.098 |
1.82 |
| @450MHz |
dB/100m |
12.31 |
8.49 |
7.09 |
2.85 |
7.83 |
2.83 |
| @900MHz |
dB/100m |
17.92 |
12.66 |
10.45 |
4.15 |
11.4 |
4.11 |
| @1000MHz |
dB/100m |
18.98 |
13.5 |
11.09 |
4.4 |
12.1 |
4.4 |
| @1500MHz |
dB/100m |
23.78 |
17.43 |
13.98 |
5.52 |
15.1 |
5.51 |
| @1700MHz |
dB/100m |
25.51 |
18.91 |
15.03 |
5.92 |
17.8 |
5.99 |
| 平均额定功率 |
|
|
|
|
|
|
|
| @10MHz |
KW |
2.8 |
6.0 |
8.4 |
21.5 |
7.02 |
20.5 |
| @150MHz |
KW |
0.7 |
1.52 |
2.1 |
5.4 |
1.76 |
5.35 |
| @200MHz |
KW |
0.6 |
1.31 |
1.81 |
4.6 |
1.51 |
4.55 |
| @450MHz |
KW |
0.39 |
0.86 |
1.18 |
3.0 |
0.99 |
2.99 |
| @900MHz |
KW |
0.272 |
0.593 |
0.815 |
2.07 |
0.68 |
2.05 |
| @1000MHz |
KW |
0.257 |
0.56 |
0.77 |
1.95 |
0.64 |
1.93 |
| @1500MHz |
KW |
0.206 |
0.449 |
0.616 |
1.55 |
0.51 |
1.52 |
| @1700MHz |
KW |
0.192 |
0.42 |
0.575 |
1.45 |
0.48 |
1.44 |
| 传播速率 |
% |
83 |
81 |
82 |
88 |
85 |
88 |
75 Ohm电缆
| 电缆类型 |
inch |
11 RTC |
KX6 |
| 阻抗 |
Ω |
75 |
75 |
| @50MHz |
dB/100m |
2.5 |
8.13 |
| @100MHz |
dB/100m |
3.6 |
11.73 |
| @150MHz |
dB/100m |
4.6 |
14.53 |
| @200MHz |
dB/100m |
5.4 |
16.92 |
| @500MHz |
dB/100m |
8.5 |
27.0 |
| @800MHz |
dB/100m |
10.5 |
35.1 |
| @1000MHz |
dB/100m |
12.2 |
40.02 |
| 传播速率 |
% |
87 |
66 |
机械和热性能
最小弯曲半径：7.5xOD
温度范围：
50 ohm电缆:-40℃ to +85℃ (工作中); -20℃ to +60℃ (安装中);
75 ohm电缆: -20℃ to +85℃ (工作中); -10℃ to +60℃ (安装中)
产品规格
50 Ohm 电缆
| 线缆型号 |
标称内导体直经
mm |
标称外导体直径
mm |
标称外径
mm |
标称重量
kg/km |
| 1/4″ F型电缆 |
| RS/K26-1/4F-BC80-H |
2.5 |
7.6 |
9.5 |
145 |
| 3/8″ F型电缆 |
| RS/K26-3/8F-BC80-H |
3.3 |
9.5 |
11.5 |
204 |
| 1/2″ F型电缆 |
| RS/K26-1/2F-BC80-H |
4.8 |
13.7 |
16.0 |
248 |
| 7/8″ F型电缆 |
| RS/K26-7/8F-BC80-H |
9.0 |
24.8 |
27.75 |
575 |
| 1″1/4 F型电缆 |
| RS/K26-1’1/4F-BC80-H |
13.0 |
35.7 |
39.5 |
1133 |
| 1″5/8 F型电缆 |
| RS/K26-1’5/8F-BC80-H |
17.3 |
46.2 |
50.0 |
1631 |
| 1/4″ SF型电缆 |
| RS/K26-1/4SF-BC80-H |
1.9 |
6.4 |
7.95 |
99 |
| 3/8″ SF型电缆 |
| RS/K26-3/8SF-BC80-H |
2.8 |
9.6 |
11.15 |
159 |
| 1/2″ SF型电缆 |
| RS/K26-1/2SF-BC80-H |
3.6 |
12.1 |
13.65 |
201 |
| 7/8″ SF型电缆 |
| RS/K26-7/8SF-BC80-H |
9.4 |
25.0 |
27.5 |
550 |
| 1/4″ XF型电缆 |
| RS/K26-1/4XF-BC80-H |
1.75 |
5.6 |
6.85 |
57 |
| 3/8″ XF型电缆 |
| RS/K26-3/8XF-BC80-H |
2.76 |
8.0 |
10.1 |
111 |
*F =柔软, SF =超柔软, XF =极柔软
75Ohm 电缆
| 线缆型号 |
标称内导体直径
mm |
标称外导体直径
mm |
标称外径
mm |
标称重量
kg/km |
| 11 RTC型电缆 |
| RS/K26-11RTC-BC80-H |
1.7 |
7.85 |
10.3 |
115 |
| KX6型电缆 |
| RS/K26-KX6-BC80-H |
0.6 |
4.85 |
7.2 |
66 |
