Assertion: elevator's speed | /r/HasProperty | up to 500 ft/min
Facets:
Source sentences:
text: These machines are generally the best option for basement or overhead traction use for speeds up to 500 ft/min (2.5 m/s).
text: Geared machines can reach speeds up to 500 ft./min.
text: Today, almost all elevators use one of two types of AC motors: the most common are geared motors for elevators moving at speeds up to 500 feet per minute (153 m per minute), while direct-drive motors are used for elevators moving at higher speeds.
text: Machine-room-less elevators have a maximum travel distance of up to 250 feet and can travel at speeds up to 500 feet-per-minute.
text: In buildings up to ten floors, traction and gearless elevators are likely to have speeds up to 500 ft/min (2.5 m/s), and above ten floors, speeds begin at 500 ft/min (2.5 m/s) up to 2000 ft/min (10 m/s).
text: These machines are generally the best option for basement or overhead traction use for speeds up to 500 ft/min (2.5 m/s).