Assertion: motor's rotor | /r/MadeOf | steel lamination
Facets:
value: to hold the wires
type: PURPOSE
value: with slots
type: OTHER
Source sentences:
text: The rotor is a cylindrical core made of steel lamination with slots to hold the wires for its 3-phase windings which are evenly spaced at 120 electrical degrees apart and connected in a 'Y' configuration.