The elevator speed limiter is a crucial mechanical overspeed protection device in the elevator system. Its main function is to monitor the elevator speed in real time. When it detects that the speed of the car or counterweight exceeds the rated speed,115%When the safety clamp is activated, the mechanical linkage is immediately triggered.The speed limiter and safety clamp together constitute the mechanical anti-fall system of the elevator, which is an indispensable key equipment to ensure the safe operation of the elevator.