Pictorial Glossary

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Vydal: Siemens, s.r.o. Autor: Siemens Industry

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Other names mentioned may trademarks registered trademarks their respective companies. Siemens trademark Siemens AG. Voltmeter meter designed measure voltage. ” Voltage Also called difference potential, electromotive force, EMF . Voltage symbolized “E” “V” and is measured volts. Watt The basic unit electric power. Wye connection arrangement used for the primary and/or secondary three-phase transformer. Primary Secondary L1 L2 L3 L1 L2 L3 Wye-Wye (Y-Y)Transformer Configuration N N © Siemens Industry, Inc. Voltage force that, when applied conductor, causes current flow.40 Variable Speed Drive electronic drive device used control the speed an electric motor.The symbol for volt “V. Vector Control technique employed some variable frequency drives that involves calculations motor current vectors and precise control motor flux provide excellent speed and torque control. All Rights Reserved.The symbol for watt “W. . Volt The basic unit voltage. Volts per Hertz (V/Hz) Describes the operation many variable frequency drives that Operation control the speed motor varying the frequency of the voltage applied the motor while maintaining constant voltage frequency ratio.This term applies both Drives and DC Drives. ” Word Usually one more bytes used represent instructions or data digital equipment