Huawei FusionModule1000A20 Installation Manual page 79

FusionModule1000A20 IT Solution
Installation Guide (2016.05, AI Version)
Document: none
Skill requirement: skilled technicians
Procedure
Step 1 (Optional) Install a rubber washer in the position where FusionModule1000 external mains or
diesel generator power cables will be mounted on a cable tray.
Step 2 Identify the start position for placing cables on the cable tray, carry the cables routed into a
hose onto the cable tray, and bind them with cable ties.
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Step 3 Cut the cable ties pre-installed when cables are routed onto the cable trays, and adjust the
cables.
The cable adjustment requirements are as follows:
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Step 4 After cables are adjusted, bind the cables with cable ties.
layout.
Issue 02 (2017-01-10)
A rubber washer is installed in the mounting position to prevent cable tray burrs from scraping cable
sheathings.
The cables are long. Assign sufficient people and ladders to mount the cables onto the
cable tray.
Before mounting cables on the cable tray, understand the installation precautions and the
regulations for working at heights, and put on necessary protective equipment such as
safety helmets and gloves.
After mounting cables on the cable tray, lay out the cables horizontally without twists and
bind the cables in proper positions with cable ties.
Reserve sufficient cable length and bending space when turning an armored power cable.
If possible, place armored cables and coarse cables on the outside and lower layer of the
cable tray.
The cable bend radius must meet requirements.
Signal cables and monitoring cables are placed in the inside on the upper layer of the cable
tray.
Armored cables and power cables must be placed at the outside and bottom layer of cable
trays.
Cables must be level, without unevenness and deflection.
Cables must be bound neatly, and cable ties must be secured evenly and properly in the same direction.
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10 Cable Installation Techniques
Figure 10-2 shows a typical cable
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