RRU3832&RRU3632
Installation Guide
7 Hoisting an RU and Related Cables onto a Tower
Issue 05 (2014-06-30)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
46
Figure 7-7
Binding fiber optic cables
(1) Lifting sling
(2) Stretch sling
(3) Traction sling
Do not remove the stretch sling and protection pipe or bind fiber optic cables using one sling,
as shown in
Figure 7-8
Incorrect binding method
3.
Installation engineer B rotates the fiber spools at the speed of 5 m (16.4 ft) to 15 m
(49.21 ft) per minute to coil the fiber optic cables.
4.
Installation engineer C pulls the lifting sling downwards, and installation engineer D
pulls the traction sling outwards to protect the fiber optic cables from colliding with the
tower.