1 Scope
2 Normative references
3 Definitions
   3.1 General terms
   3.2 Switching devices
   3.3 Parts of switching devices
   3.4 Operation of switching devices
   3.5 Characteristic quantities
4 Classification
5 Characteristics of contactors
   5.1 Summary of characteristics
   5.2 Type of contactor
   5.3 Rated and limiting values for main circuits
   5.4 Utilization category
   5.5 Control circuits
   5.6 Auxiliary circuits
   5.7 Co-ordination with short-circuit protective
        devices
   5.6 Switching overvoltages
6 Produce information
   6.1 Nature of information
   6.2 Marking
   6.3 Instructions for installation, operation and
        maintenance
7 Normal service, mounting and transport conditions
   7.1 Normal service conditions
   7.2 Conditions during transport and storage
   7.3 Mounting
8 Constructional and performance requirements
   8.1 Constructional requirements
   8.2 Performance requirements
   8.3 Electromagnetic compatibility
9 Tests
   9.1 Types of test
   9.2 Compliance with constructional requirements
   9.3 Compliance with performance requirements
Figures 1 to 21
Normative Annexes
Annex A - Marking and identification of terminals of
          contactors
Annex B - Test sequences and number of samples to be
          submitted for certification purposes
Annex C - Description of a method for adjusting the load
          circuit
Annex D - Determination of short-circuit power-factor
Annex E - Measurement of creepage distances and clearances
Annex F - Correlation between the nominal voltage of the
          supply system and the rated impulse withstand
          voltage of a contactor
Annex G - Hot wire ignition test
Annex ZA (normative) Other international publications
          quoted in this standard with the references of
          the relevant European publications