EN 60947-5-8:2006
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Low-voltage switchgear and controlgear - Part 5-8: Control circuit devices and switching elements - Three-position enabling switches
12-04-2021
08-12-2006
FOREWORD
1 General
1.1 Scope
1.2 Normative references
2 Terms and definitions
3 Classification
3.1 Contact elements
3.2 Three-position enabling switch
4 Characteristics
4.1 Summary of characteristics
4.2 Type of three-position enabling switch
4.3 Rated and limiting values for switching elements
4.4 Utilization categories for switching elements
4.5 Vacant
4.6 Vacant
4.7 Vacant
4.8 Vacant
4.9 Switching overvoltages
4.10 Electrically separated contact elements
5 Product information
5.1 Nature of information
5.2 Marking
5.3 Instructions for installation, operation and
maintenance
5.4 Additional information
6 Normal service, mounting and transport conditions
6.3 Mounting
7 Constructional and performance requirements
7.1 Constructional requirements
7.2 Performance requirements
8 Tests
8.1 Kinds of test
8.2 Compliance with constructional requirements
8.3 Performance
Annex A (informative) Example of an enabling device
incorporating a three-position
enabling switch
Annex ZA (normative) Normative references to international
publications with their corresponding
European publications
Bibliography
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