● Ensure that the angle formed by two hoisting cables is no more than 90
degrees, as shown in the following gure.
● Do not drag steel ropes and hoisting tools or bump hoisted objects against
hard objects during hoisting.
Using Ladders
● Use wooden or 
berglass ladders when you need to perform live working at
heights.
● When a step ladder is used, ensure that the pull ropes are secured and the
ladder is held 
rm.
● Before using a ladder, check that it is intact and conrm its load bearing
capacity. Do not overload it.
● Ensure that the ladder is securely positioned. The recommended angle for a
ladder against the 
oor is 75 degrees, as shown in the following gure. An
angle ruler can be used for measurement. Ensure that the wider end of the
ladder is at the bottom, or protective measures have been taken at the
bottom to prevent the ladder from sliding.
LUNA2000-2.0MWH-1H0, 2H0 Smart String ESS
User Manual 1 Safety Information
Issue 02 (2021-11-15) Copyright © Huawei Technologies Co., Ltd. 9