| Edition | Year | Publisher | Description | | :--- | :--- | :--- | :--- | | 1st Edition | 1946 | Murray Hill Books, New York | The original publication. | | 2nd Edition | 1970 | Holt, Rinehart and Winston, New York | A widely distributed updated version. | | 3rd Edition | 1985 / 1987 / 2002 | Holt, Rinehart and Winston / Thomson/Delmar Learning | The definitive English-language edition; includes solid-state control. |
Modern AC motors are frequently controlled by VFDs, which introduce harmonic distortion and stray shaft currents. Technicians today must combine Rosenberg’s winding principles with modern shaft-grounding rings and inverter-duty magnet wire to prevent premature bearing failure. electric motor repair robert rosenberg pdf
+-------------------------------------------------------------+ | Electric Motor Repair | | (Robert Rosenberg) | +------------------------------+------------------------------+ | +------------------------+------------------------+ | | +-----v---------------------+ +-----v---------------------+ | AC Motor Applications | | DC Motor Applications | +---------------------------+ +---------------------------+ | • Split-phase induction | | • Shunt and series motors | | • Capacitor-start motors | | • Compound-wound motors | | • Repulsion-induction | | • Commutator maintenance | | • Polyphase rewinding | | • Armature rewinding | +---------------------------+ +---------------------------+ 1. Alternating Current (AC) Motors | Edition | Year | Publisher | Description