Table of Contents

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions, symbols and
  abbreviated terms
4 Classification
5 Characteristics
6 Product information
7 Normal service, mounting and transport
  conditions
8 Constructional and performance requirements
9 Tests
Bibliography

Abstract

Defines an interface system between single or multiple controllers, and control circuit devices or switching elements.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Electrotechnical Committee
Pages
ISBN
Committee	TC 121