● Ensure that personnel working at heights strictly comply with the safety
regulations. The Company is not responsible for any accident caused by
violation of the safety regulations on working at heights.
● Behave cautiously when working at heights. Do not rest at heights.
Using Ladders
● Use wooden or insulated ladders when you need to perform live-line working
at heights.
● Platform ladders with protective rails are preferred. Single ladders are not
recommended.
● 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 and held rm.
● When climbing up the ladder, keep your body stable and your center of
gravity between the side rails, and do not overreach to the sides.
● When a step ladder is used, ensure that the pull ropes are secured.
● If a single ladder is used, the recommended angle for the ladder against the
oor is 75 degrees, as shown in the following gure. A square can be used to
measure the angle.
● If a single ladder is used, ensure that the wider end of the ladder is at the
bottom, and take protective measures to prevent the ladder from sliding.
● If a single ladder is used, do not climb higher than the fourth rung of the
ladder from the top.
SmartLi 3.0
User Manual (Short-Term Backup Power) 1 Safety Information
Issue 10 (2024-01-31) Copyright © Huawei Digital Power Technologies Co., Ltd. 20