NBN EN 61377-2 : 2003

1 Scope and object
2 Normative references
3 Definitions
4 Combined system interfaces and characteristics
  4.1 Specified interfaces
  4.2 Specified characteristics
  4.3 Declared characteristics
  4.4 Combined system characteristics and values
  4.5 Exchange of information and responsibility
5 Test categories
  5.1 General
  5.2 Type tests
  5.3 Investigation tests
6 Tests
  6.1 General
  6.2 Test conditions
      6.2.1 Cooling during the tests
      6.2.2 Power cables
      6.2.3 Power supply
      6.2.4 Mechanical output measurement
  6.3 Temperature-rise tests
      6.3.1 General
      6.3.2 Measurement of temperatures
  6.4 Commutation test
  6.5 Characteristic tests and tolerances
      6.5.1 Torque characteristics
  6.6 Protection system testing
      6.6.1 Power supply for control equipment of the
            combined system
      6.6.2 DC power supply
      6.6.3 Short-time d.c. power supply interruption
            (optional type test)
      6.6.4 Sudden variation of the supply voltage
            (optional type test)
      6.6.5 Harmonics in the input current of the chopper
            (optional type test)
      6.6.6 Interference test (optional type test)
  6.7 Investigation tests
Annex A (informative) List of clauses in which agreement
        between user and manufacturer is mentioned
Annex ZA (normative) Normative references to international
         publications with their corresponding European
         publications

Applies to the combinations of motor(s), chopper and their control, and its aim is to specify the performance characteristics of electric drives consisting of a chopper, direct current motors, and the related control system; methods of verifying these performance characteristics by tests.