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Electrical equipment

Any equipment that involves the controlled conduction of electrons.

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Contributors in Electrical equipment

Electrical equipment > Motors

surge protection

Electrical equipment; Motors

A capacitor device usually mounted in the conduit box to flatten the voltage surges that may occur as a result of lighting or a power supply surge (short-period peak). These ...

synchronous motor

Electrical equipment; Motors

A motor which operates at a constant speed up to full load. The rotor speed is equal to the speed of the rotating magnetic field of the stator; there is no slip. There are two (2) ...

moment of inertia

Electrical equipment; Motors

The moment of inertia is expressed as Wk2or WR2in terms of pound-feet squared. It is the product of the weight of the object in pounds and the square of the radius of gyration in ...

watt

Electrical equipment; Motors

The amount of power required to maintain a current of one ampere at a pressure of one volt. Most motors are rated in Kwatt equal to 1,000 watts. One horsepower is equal to 746 ...

weather-protected machine

Electrical equipment; Motors

Type II (WPII) shall have, in addition to the enclosure defined for a Type 1 weather-protected machine, its ventilating passages at both intake and discharge so arranged that high ...

totally-enclosed pipe ventilated machine

Electrical equipment; Motors

A totally-enclosed machine except for openings so arranged that inlet and outlet ducts or pipes may be connected to them for the admission and discharge of ventilating air. Air ...

totally-enclosed water air-cooled machine

Electrical equipment; Motors

A totally-enclosed machine cooled by circulating air which, in turn, is cooled by circulating water. Provided with water-cooled heat exchanger for cooling ventilating air and fan ...