IEC 60050-421 : 1.0T

Table of Contents

FOREWORD<br>PREFACE<br>Section<br>1 General terms<br>2 Terminals<br>3 Windings<br>4 Rating<br>5 Tappings<br>6 Losses and no-load current<br>7 Impedance voltage, short-circuit impedance and <br>&nbsp;&nbsp;&nbsp;voltage drop<br>8 Temperature rise<br>9 Insulation<br>10 Connections<br>11 On-load tap-changers<br>12 On-load tap-changer motor-drive mechanisms<br>INDEX

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Electrotechnical Committee
Pages
ISBN
Committee	TC 1