autotransformer

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autotransformer

[¦ȯd·ō·tranz¦fȯr·mər]
(electricity)
A power transformer having one continuous winding that is tapped; part of the winding serves as the primary and all of it serves as the secondary, or vice versa; small autotransformers are used to start motors.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The two smallest units, the IN3620 (3620 CFM)and IN4750 (4750 CFM), are direct drive blades using PSC motors that work with variac speed controls.
El pretratamiento se realizo en el Laboratorio de Investigacion en Combustibles y Energia (LICE) adscrito al Departamento de Quimica de la Universidad Nacional de Colombia, en un reactor Parr con capacidad de 1 L, presion maxima de 2000 psi, calentado con resistencia electrica, controlando la temperatura de operacion con un controlador marca Temp Variac que tiene una temperatura de operacion maxima de 350[grados]C.
A high voltage (D.C.) power supply was designed and constructed due to input power capacity of variac, which was designed to obtain maximum output of 30 KV D.C and maximum current of 100 mA.