The current elevator installation of drive systems are made with asynchronous motor with winding rotor or asynchronous motor with two levels of speed and controlled from command cabin, from height. The specific literature offers many solutions regarding the driver with variable speed and remote command.
The local providers ? Mechanical Manufactories from Timisoara, didn't integrate the systems with variable speed and neither the wireless command from distance.
Other distributors from Romania (PRODMORECO Timisoara ? with Finnish funds, ACMES Bucharest ? distributor of YALE products ? see Attachment A3) offer remote control classic solutions, but unintelligent.