SN EN 60077-2 : 2002

Introduction
1. Scope
2. Normative references
3. Definitions
   3.1 Components
   3.2 Component parts
   3.3 Operational features
4. Classification
5. Characteristics
   5.1 List of characteristics
   5.2 Type of component
   5.3 Rated and limiting values for the main circuit
        5.3.1 General
        5.3.2 Rated voltages
        5.3.3 Rated currents
        5.3.4 Rated time constants (for d.c. switchgear)
        5.3.5 Rated power factor (for a.c. switchgear)
   5.4 Operational frequency classes
   5.5 Component categories
   5.6 Electric control circuits
   5.7 Pneumatic control circuits
   5.8 Manual control
   5.9 Electric auxiliary circuits
   5.10 Pneumatic auxiliary circuits
   5.11 Peak arc voltages
6. Product information
   6.1 Nature of the information
        6.1.1 Component documentation
        6.1.2 Other information
   6.2 Marking
   6.3 Instructions for storage, installation, operation
        and maintenance
7. Normal service conditions
8. Constructional and performance requirements
   8.1 Constructional requirements
        8.1.1 Terminals and connecting capacity
        8.1.2 Bonding terminal
   8.2 Performance requirements
        8.2.1 Operating conditions
        8.2.2 Temperature rise
        8.2.3 Operation following inactivity
        8.2.4 Electromagnetic compatibility (EMC)
        8.2.5 Acoustic noise emission
        8.2.6 Dielectric properties
        8.2.7 Switching overvoltages
        8.2.8 Operational performance capability
        8.2.9 Ability to withstand vibration and shock
        8.2.10 Ability to withstand short-time current
9. Tests
   9.1 Kinds of tests
   9.2 Verification of constructional requirements
   9.3 Type tests
        9.3.1 Test sequences
        9.3.2 General test conditions
        9.3.3 Test sequence I: general performance characteristics
        9.3.4 Test sequence II: ability to withstand vibration and
               shock
        9.3.5 Test sequence III: critical currents
        9.3.6 Test sequence IV: climatic conditions
        9.3.7 Test sequence V: other tests
   9.4 Routine tests
        9.4.1 General
        9.4.2 Mechanical operation
        9.4.3 Measurement of resistance or impedance
        9.4.4 Air-tightness (for pneumatic components)
        9.4.5 Dielectric withstand
        9.4.6 Check on the setting and operation of
               protective equipment and relays
               (calibration)
Annex A (normative) Correspondence between auxiliary contacts
        and steady states of switchgear
Annex B (informative) Bibliography
Annex ZA (normative) Normative references to international
         publications with their corresponding European
         publications

Gives general rules for all electrotechnical components that are installed in power circuits, auxiliary circuits and control circuits, etc., on all rolling stock.