The overspeed governor in elevator is the heart of any elevatorsafety system. Lift overspeed governor is a safety device that isactivated when the elevator speed exceeds, ensuring the safety ofthe passengers inside. According to the different workingdirections, there are mainly Unidirectional Overspeed Governorand Bidirectional Overspeed Governor.

Unidirectional overspeed governor is a common overspeed governorwith favorable price and reliable quality.

The elevator overspeed governor is of the centrifugal type and isable to work either upwards or downwards. As one of importantelevator safety components, the elevator overspeed governor isfixed directly to the floor in the machine room or in the upperpart of the hoistway, joined by the rope to its tension devicelocated in the pit. This tension device is attached to the guidepulley by flanges.

Overspeed Governor Wire Rope

The overspeed governor is not a separate accessory, it needs towork in coordination with the tensioning device. Therefore, it isalso necessary to check the condition of tensioningdevice.

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