... /SStandard Functions1.Light curtain protection:The full height of door is covered by multiple infrared-light beams,the passenger ... parts:PC Board,Cabinet,Guide rail,COP.LOP,Car door,Floor door, Door operator,Speed governor,Safety gear,Oil buffer,Wheel,Guide ... wheel,Guide shoe,Pull burst,Fan,Lock.Bell.Rrope gripper, Door vane,Door ...