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List of Publications 2 Crane MotorsAlternating
Small Power MotorsDirect Larger Than GeneralPurpose Sizes
Small Power MotorsAlternating Performance Standards
0.8 power factor 60 cycles adjacent thereto Adopted Standard Allowable Variation alternating-current ambient temperature amperes applied armature Belt Cent of Rated circuit Class A insulation clearance pockets collector rings commutator cores and mechanical crank-end cranks Dielectric Test direct-current double-acting Electric elevator motors ends working normally exceeded in regular field windings Frame Sizes full load torque general-purpose motors given in MG4-16 head-end HORSEPOWER AND SPEED horsepower rating Hp Frame Number inches inclusive induction motors insulation is employed kilowatt load—suction valves lifted manufacturer maximum MG4-10 for descriptive NOTE II—See numbers are given open type general-purpose overload Performance Specifications pulley rated full load rated load rated voltage Rating Hp Frame RATING STANDARDS Recommended Practice revolutions per minute rheostat rises are based rotor Rpm Rpm Rpm speed ratings Speed Rpm squirrel-cage Standards Pub synchronous motors Table Temperature Rise Terminal test voltage thermometer Two-cylinder Variation from Rated voltage and frequency Voltage Regulation volts