SPECIFIER GUIDE INTRODUCTION - Baldor.com

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INTRODUCTION : baldor Electric Company has prepared this Specifiers GUIDE to help you cover all the bases whenyou are specifying electric motors. It will cover in a generic way most of the subjects which youshould consider when writing a specification for an electric motor. Additional specification material isavailable from the National Electric Manufacturers Association. Standard MG-1, and the NationalElectric motor-application engineer matches operating characteristics and load requirements of anapplication with motor characteristics to provide dependable, economic service at minimum high-volume applications, extensive testing is practical to select the motor best suited for anapplication by taking advantage of special electrical or mechanical designs. However, in many appli-cations, because of volume, cost, or expediency, it is desirable to use motors that are available fromthe manufacturers' stock.

SPECIFIER GUIDE 3 1. POWER SOURCES: The common power source in the United States is alternating current, 60 hertz. The power supply may be either single phase or three phase.

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