Technology / Motors / Weather-Protected Machine: Type I (WPI) weather-protected machine is an open machine with its ventilating passages so constructed as to minimize the entrance of rain, snow and airborne particles to the electric parts and having its ventilating openings so constructed as to prevent the passage of a cylindrical rod 3/4 inch in diameter.
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Machine Noun Synonyms: organization, system, ring, gang, cabal, clique, party, faction
Machine Adjective Synonyms: mechanism, device, apparatus, contrivance, appliance, instrument, implement, tool, utensil, gadget, contraption, gismo or gizmo
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Technology / Motors / Totally-Enclosed Water Air-Cooled Machine: 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 or fans, integral wit MORE
Technology / Motors / Totally-Enclosed Pipe Ventilated Machine: 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 may be circulated by me MORE
Technology / Motors / Totally -Enclosed Air-To-Air-Cooled Machine: A totally enclosed machine cooled by circulating internal air through a heat exchanger which, in turn, is cooled by circulating external air. Provided with an air-to-air heat exchanger for cooling ven MORE