Huawei iSiteC BTS3601C Installation Manual page 19

Installation Manual
iSiteC BTS3601C CDMA Base Station
5) Route the antenna jumper with natural jumper curves of proper angle. Generally, it
is required that the radius of the curves be 20 times larger than the jumper
diameter and the jumper be bound to the steel rack of the tower along the support
crosspiece with black cable tie.
Caution:
The cable ties should be bound toward the same direction with a margin of 5~10mm to avoid the ties fall off
when temperature changes.
( 7 )
(1) Antenna
(5) Tower beam
Figure 3-23 Installing the omni antenna
Installation of omni antenna on building-top support is similar to that on tower side. The
installation is shown in Figure 3-24.
(2) Joint (3) Fixing arm
(6) U-bolt
（７） Jumper waterproof elbow
3-18
Hardware Installation
3 Installing RF Antenna and Feeder System
(4) Connecting arm