elevator door operator BST J2511-C4A 4 panel center opening PM synchronous door operator

The main function of the door system is to enclose the entrance of the landing station and the entrance of the elevator car. Its purpose is to provide safety and comfort, prevent people from falling into elevator shafts or being injured by shaft equipment. The door system includes floor doors and car doors. The floor door is located at the entrance of the floor station, and the shaft is equipped with one or two entrances and exits on each floor as needed. The number of floor doors corresponds to the entrance and exit of the floor station. The car door is an active door that moves with the car, while the landing door is a passive door. The car door (door opener) is installed on the car. It mainly consists of motors, controllers, and door knives. The floor door (hall door) is installed at the exit of each elevator floor. Each hall door is equipped with mechanical and electrical interlocking devices to ensure that the elevator cannot operate when the hall door is opened.

The following is the technical specifications: