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Installation Manual - Hardware Installation
BBU3806 WCDMA Base Band Unit
6 High Temperature
The temperature of some equipment parts may be rather high. Do not touch the
surface freely risking scald.
When the equipment is running in the tropical environment, the temperature
benchmark of the parts is 45ÿC. In that case:
The temperature rise is within 30ÿC or namely the highest temperature is 75ÿC
when the equipment is running normally
The temperature rise is within 55ÿC or namely the highest temperature is 100ÿC
when a fault occurs.
The temperature for radiator of the transmitter RF power amplifier and the power
supply radiator can reach above-mentioned high temperature.
7 Working High above the Ground
7.1 General Operation
Warning:
When working high above the ground, beware of falling objects.
Follow local regulations on working high above the ground:
Have the workers trained.
Take care of the machines and tools at hand and prevent them from falling.
Put a tool back into the tool bag right after using it.
Put on a helmet and safety belt.
Put on cold-proof clothes in cold areas beforehand.
Check all the hoisting gears beforehand.
7.2 Safety Codes on Ladder Use
Check the ladder beforehand to make sure the ladder is safe for use. Overweight on
the ladder is strictly prohibited.
Warning:
Huawei Technologies Proprietary
.
11
Safety Precautions
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