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TECHNICAL INFORMATION

Motor Frame Dimensions - All the critical measurements of standard NEMA frame sizes.  Foot spacing, Shaft length & diameter, Key sizes and more.

Motor Connection Diagrams - Standard NEMA terminal markings and connection diagrams for 240 and 480-volt six, nine and twelve lead motors.  Wye's, Delta's and more...

Electric Motor Formulas - Power formulas for AC and DC motors, and formulas for speed and output, as well as Ohms Law and other standard electric circuit formulas.

Conversion Factors - US and Metric conversions for length, area, volume, weight, temperature, and dry & liquid measures.

Glossary - An alphabetical list of common Electro-Mechanical terms and their definitions