Lincoln Electric SVM104-A ユーザーズマニュアル

FIGURE E.1 Block Logic Diagram

Page

Theory of Operation Section ...................................................................... Section E

Power Supply Operation .............................................................................E-1 - E-4

Input Line Voltage and Main Transformer.......................................................E-1

Output Rectification.........................................................................................E-2

High Voltage / High Frequency and By-Pass Circuit ......................................E-3

Pilot Arc ...........................................................................................................E-4

Transistor Switching Operation.............................................................................E-5

PWM Operation and Thermal Protection ............................................................ E-6

TABLE OF CONTENTS

- THEORY OF OPERATION SECTION -

PRO-CUT 60

Section E

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