IEC 60947-5-8 : 1.0

Table of Contents

FOREWORD<br>1 General<br>&nbsp;&nbsp;1.1 Scope<br>&nbsp;&nbsp;1.2 Normative references<br>2 Terms and definitions<br>3 Classification<br>&nbsp;&nbsp;3.1 Contact elements<br>&nbsp;&nbsp;3.2 Three-position enabling switch<br>4 Characteristics<br>&nbsp;&nbsp;4.1 Summary of characteristics<br>&nbsp;&nbsp;4.2 Type of three-position enabling switch<br>&nbsp;&nbsp;4.3 Rated and limiting values for switching elements<br>&nbsp;&nbsp;4.4 Utilization categories for switching elements<br>&nbsp;&nbsp;4.5 Vacant<br>&nbsp;&nbsp;4.6 Vacant<br>&nbsp;&nbsp;4.7 Vacant<br>&nbsp;&nbsp;4.8 Vacant<br>&nbsp;&nbsp;4.9 Switching overvoltages<br>&nbsp;&nbsp;4.10 Electrically separated contact elements<br>5 Product information<br>&nbsp;&nbsp;5.1 Nature of information<br>&nbsp;&nbsp;5.2 Marking<br>&nbsp;&nbsp;5.3 Instructions for installation, operation and<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;maintenance<br>&nbsp;&nbsp;5.4 Additional information<br>6 Normal service, mounting and transport conditions<br>&nbsp;&nbsp;6.3 Mounting<br>7 Constructional and performance requirements<br>&nbsp;&nbsp;7.1 Constructional requirements<br>&nbsp;&nbsp;7.2 Performance requirements<br>8 Tests<br>&nbsp;&nbsp;8.1 Kinds of test<br>&nbsp;&nbsp;8.2 Compliance with constructional requirements<br>&nbsp;&nbsp;8.3 Performance<br>Annex A (informative) Example of an enabling device<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;incorporating a three-position<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;enabling switch<br>Bibliography

Abstract

Specifies requirements for three-position enabling switches.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Electrotechnical Committee
Pages
ISBN
Committee	TC 17