Assertion: large motor | /r/CapableOf | use vacuum contactors
Facets:
Source sentences:
text: Motor control centers are usually used for low voltage three-phase alternating current motors from 208 V to 600 V. Medium-voltage motor control centers are made for large motors running at 2300 V to around 15000 V, using vacuum contactors for switching and with separate compartments for power switching and control.