Related Words

Armature: The portion of the magnetic structure of a DC or universal motor which rotates

Armature Current (Amps): Rated full load armature circuit current.

Armature Resistance (Ohms): Armature resistance is measured in ohms at 25f C. (cold)

Armature Reaction: The current that flows in the armature winding of a DC motor tends to produce magnetic flux in addition to that produced by the field current. This effect, which reduces the torque capacity, . . . View Full Definition

Armature Inductance (Mh): Armature inductance in milli-henries (saturated).

Coil (Stator Or Armature): The electrical conductors wound into the core slot, electrically insulated from the iron core. These coils are connected into circuits or windings which carry independent current. It is thes . . . View Full Definition

Reversing: Unless otherwise specified, a general-purpose DC motor is reversible. A DC motor can be reversed by changing the polarity of the field or the armature, but not both. When rapid reversing is . . . View Full Definition

Pull-Up Torque: The minimum torque developed by an AC motor during the period of acceleration from zero to the speed at which breakdown occurs. For motors which do not have a definite breakdown torque, the . . . View Full Definition

Poles: In an AC motor, refers to the number of magnetic poles in the stator winding. The number of poles is a determinant of the motor's speed. (See Synchronous Speed) In a DC motor, refers to the . . . View Full Definition

Stabilized Shunt-Wound Motor: A stabilized shunt-wound motor is a direct-current motor in which the shunt field circuit is connected either in parallel with the armature circuit or to a separate source of excitation volt . . . View Full Definition