IEC 60703:2008

FOREWORD
1 Scope and object
2 Normative references
3 Terms and definitions
4 General test requirements
  4.1 Test procedure
  4.2 Test intervals
  4.3 Ambient conditions
5 Test of auxiliary facilities
  5.1 Assembly check
  5.2 Test of electrical equipment
      5.2.1 General
      5.2.2 Continuity of return conductor and equipotential
            bonding
      5.2.3 Test of safety interlocks and alarm system
  5.3 Test of liquid cooling system
  5.4 Test of actuation systems
  5.5 Vacuum test
6 Test of electron gun system
  6.1 Electron gun
      6.1.1 Condition of parts
      6.1.2 Moveable parts
      6.1.3 Insulation resistance tests
  6.2 High-voltage power supply including cables
      6.2.1 Earthing system
      6.2.2 Safety installation
      6.2.3 High voltage connectors
      6.2.4 Calibration of internal measurement systems
      6.2.5 Test of over-current protection device
  6.3 Test of electron beam bending system
  6.4 Test of electron beam deflection system
  6.5 Test of electron beam focusing system
7 Production run tests
  7.1 Properties of beam deflection
      7.1.1 Deflection limits
      7.1.2 Frequency response
      7.1.3 Linearity of deflection angle
  7.2 Rated power test
  7.3 Testing of electron beam parameters
      7.3.1 Beam power
      7.3.2 Beam diameter
  7.4 Measurement of surface temperature of heated devices
  7.5 Long-term stability under hot run conditions
  7.6 X-ray test
  7.7 Testing related to electromagnetic effects

IEC 60703:2008 lays down the test methods to determine the essential parameters, technical data and characteristics of electroheating installations comprising one or more electron guns. The significant changes with respect to the previous edition are as follows: the latest edition of IEC 60519-7 has been taken into account; test requirements have been completed.