1 Scope
1.1 This document specifies the safety requirements for the construction and installation
of power operated lifting appliances installed permanently for indoor or outdoor service in
wind turbines and intended for access to workplaces on wind turbines, including rescue and evacuation procedures. A lifting appliance
serves defined landing levels and can move persons to working
positions where they are carrying out work (which could be from the carrier) and has a carrier which is:
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a) designed for the transportation of persons and goods;
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b) guided;
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c) travelling vertically or along a path within 15° maximum from the vertical;
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d) supported or sustained by rack and pinion or rope traction drive;
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e) travelling with a speed not more than 0,7 m/s;
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f) able to operate in a temperature range between –25 °C to + 55 °C.