Overspeed Governor SN-SG-XS240 Lift Parts Speed Governor, Emergency Level Device, Maintenance Box, Elevator Parts Safety Gear, Buffer manufacturer Name:One Way Lift Governor Type:SN-SG-XS240 Rated Speed:V=0.25-2.5m/s Sheave Diameter:Ф240mm Rope Tension Force:500~1600N This governor is for machine room,with the anti-slip function when door opens on leveing, to stop moving down of cabin, improve the safety of lift. As an elevator accessories supplier, Sunny can provide lift parts speed governor, emergency level device, maintenance box, elevator parts safety gear and buffer. Rated speed: V=0.25~2.5 m/s Rope wheel diameter:240 mm Speed limit wire rope:6mm