BS 4573(1970) : 1970

Co-operating organizations
Foreword
Section 1. General
  1.1 Scope
Section 2. Requirements for plugs
  2.1 Interchangeability
  2.2 Precautions against accidental contact
  2.3 Contour of plug
  2.4 Dimensions and spacing of plug pins
  2.5 Clearance and creepage
  2.6 Materials
  2.7 Plug cover and plug base
  2.8 Plug pins and terminals
  2.9 Method of entry of flexible cord in the plug
  2.10 Plug finger grip
  2.11 Separation of terminals and conductors
  2.12 Marking
Section 3. Tests
  3.1 General test requirements
  3.2 Type tests
  3.3 Insulation resistance
  3.4 High voltage flash test
  3.5 Conductor clamping in non-rewirable plugs
  3.6 Cord grip of rewirable plugs
  3.7 Resistance of pins to twisting in non-rewirable plugs
  3.8 Resistance of pins to pull-out in non-rewirable plugs
  3.9 Gauge
Section 4. Requirements for shaver socket-outlets
  4.1 Interchangeability
  4.2 Precautions against accidental contact
  4.3 Contact between plug and shaver socket-outlet
  4.4 Dimensions and spacings of socket-contacts
  4.5 Clearance and creepage
  4.6 Materials
  4.7 Construction of shaver socket-outlets
  4.8 Marking
Section 5. Tests
  5.1 General test requirements
  5.2 Type tests
  5.3 Insulation resistance
  5.4 High voltage flash test
  5.5 Effectiveness of contact
  5.6 Withdrawal pull of complete plugs
  5.7 Endurance tests
Section 6. Gauges for shaver socket-outlets
  6.1 'Go' gauges
  6.2 'Contact' and 'no-contact' gauges
  6.3 'Withdrawal pull' gauge
List of references