Electrical equipment

Electrical equipment

Any equipment that involves the controlled conduction of electrons.

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Electrical equipment > Motors

torque

Electrical equipment; Motors

Turning force delivered by a motor or gearmotor shaft, usually expressed in lbs. ft derived by completing H.P. x 5250/RPM = full load torque.

totally-enclosed enclosure

Electrical equipment; Motors

A motor enclosure which prevents free exchange of air between the inside and the outside of the enclosure but is not airtight. Different methods of cooling can be used with this ...

synchronous speed

Electrical equipment; Motors

The speed of the rotating magnetic field set up by the stator winding of an induction motor. In a synchronous motor the rotor locks into step with the rotating magnetic field, and ...

tachometer

Electrical equipment; Motors

A small generator normally used as a rotational speed sensing device. Tachometers are typically attached to the output shaft of DC or AC inverter motors requiring close speed ...

temperature

Electrical equipment; Motors

Has direct bearing on the life of a given motor and when considering life expectancy, the following application considerations that affect the motor's operating temperature, ...

routine

Electrical equipment; Motors

A routine test is a basic test done in the factory to the requirements of NEMA MG1, paragraph 12.51 and IEEE-112-1978 and includes the following measurements: no load ...