If your building has more than G + 7 floors you will probably want to consider an auto door electric traction elevator. Traction elevators are better suited for taller buildings, since they are capable of much greater speeds and heights. Traction elevators are available in a variety of drives such as thyristor controlled drives and variable voltage, variable frequency AC (V3F) drives which offer significant power savings, smooth ride and accurate levelling. The car and landing door headers are imported from M/s. wittur which is one of the leading elevator door manufactures