Huawei LUNA2000-2.0MWH Series User Manual page 25

LUNA2000-2.0MWH Series Smart String ESS
User Manual
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Drilling Holes
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Welding
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Issue 15 (2023-11-01)
Ensure that the foundation where hoisting is performed on meets the load-
bearing requirements.
Before hoisting objects, ensure that hoisting tools are firmly secured onto a
fixed object or wall that meets the load-bearing requirements.
During hoisting, do not stand or walk under the crane or the hoisted objects.
Do not drag steel ropes and hoisting tools or bump the hoisted objects
against hard objects during hoisting.
Ensure that the angle between two hoisting ropes is no more than 90
degrees, as shown in the following figure.
Obtain consent from the customer and contractor before drilling holes.
Wear protective equipment such as safety goggles and protective gloves when
drilling holes.
To avoid short circuits or other risks, do not drill holes into buried pipes or
cables.
When drilling holes, protect the equipment from shavings. After drilling, clean
up any shavings.
A welder must have a work permit. Obtain consent from the customer before
welding.
Ensure that at least two persons are present onsite for welding and that fire
extinguishers, wet cloth, and water containers are available.
Ensure that the welding site is free from inflammables.
Do not weld or cut on pressurized containers or pipes. Electric devices must be
powered off before welding.
A burning welding torch must not be placed on a component or on the floor,
and must not be placed in a metal container with acetylene and oxygen.
Otherwise, the gas may leak and cause a fire.
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1 Safety Information
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