Wall lamp in elevator shaft

The Regulation of Elevator Supervision and Inspection stipulates that a hoistway light should be set at 7 meters. According to national standards, lights are installed within 0.5 meters at both ends.

Then, as long as there is a light in the middle. For the environment of the well, it is only required that no other wires are laid and no steam pipes are allowed. There is no requirement for temperature, but explosion-proof lighting is provided in the environment with explosion-proof requirements.