I.S. EN 60947-4-3:2014
Current
The latest, up-to-date edition.
LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 4-3: CONTACTORS AND MOTOR-STARTERS - AC SEMICONDUCTOR CONTROLLERS AND CONTACTORS FOR NON-MOTOR LOADS
Hardcopy , PDF
English
01-01-2014
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviations
4 Classification
5 Characteristics of a.c. semiconductor controllers
and contactors
6 Product information
7 Normal service, mounting and transport conditions
8 Constructional and performance requirements
9 Tests
Annex A (normative) - Marking and identification of
terminals
Annex B (informative) - Typical service conditions for
controllers and contactors
Annex C Vacant
Annex D Vacant
Annex E Vacant
Annex F (informative) - Operating capability
Annex G Vacant
Annex H Vacant
Annex I (normative) - Modified test circuit for short-circuit
testing of semiconductor contactors and controllers
Annex J (informative) - Flowchart for constructing bypassed
semiconductor controllers tests
Bibliography
Annex ZA (normative) - Normative references to
international publications with
their corresponding European publications
Annex ZZ (informative) - Coverage of Essential
Requirements of EU Directives
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