A distributed winding in which the individual coils of each phase group per pole are concentric and have different coil spans.

The rotating speed at which resonance occurs.

An armature winding in which the coil ends are connected to alternate commutator segments.

Difference between alternating quantity and its fundamental component.

The ratio of the area of bare insulated copper conductors to the available slot area.

A device that creates mechanical motion by converting various forms of energy to rotating or linear mechanical energy.

Real power in an AC circuit measured in Watts (W).

Output speed of drive can be selected from several preset ranges.

The reduction of insulation life due to thermal, voltage and other stress.

Short gap in the magnetic material forming a magnetic circuit.