This document applies to power-operated pedestrian swing door drives with self closing function using mechanically stored energy for single and double leaf swing doors with fire resistance and smoke control characteristics. This document does not apply to: ?? Electrically controlled hold-open systems according to EN 14637; ?? Door coordinating devices according to EN 1158; ?? Electrically powered hold-open devices for swing doors according to EN 1155. If a power-operated pedestrian swing door drive with self closing function is part of a door coordinator device for double leaf swing doors@ the complete system will comply with EN 1158. If a power-operated pedestrian swing door drive with self-closing function is part of an electrically controlled hold-open system@ the complete system will comply with EN 14637.