Assertion: stator | /r/HasAspect | three sets of armature coils
Facets:
Source sentences:
text: The stator in a four-wire, three-phase unit has three sets of armature coils which are spaced 120 electrical degrees apart.
text: The stator of the three-wire, three-phase unit also has three sets of armature coils spaced 120 electrical degrees apart.