NEN EN 119000 : 1996

1 General
1.1 Scope
1.2 Normative references
1.3 Units, symbols and terminology
1.4 Preferred values
1.5 Marking
1.6 Subcontracting
1.7 Order of precedence
1.8 Precautions regarding mercury
2 Quality Assessment Procedures
2.1 General
2.2 Qualification approval procedures
2.3 Quality conformance inspection requirements
3 Test and measurement procedures
3.1 General
3.2 Alternative procedures
3.3 Standard conditions for testing
3.4 Visual inspection and check of dimensions
3.5 Functional tests
3.6 Remanence test
3.7 Contact circuit resistance
3.8 Voltage proof
3.9 Insulation resistance
3.10 Operate, release, transfer of bridging, and
      bounce times
3.11 Contact sticking
3.12 Robustness of terminals
3.13 Soldering
3.14 Climatic sequence
3.15 Damp heat, steady state
3.16 Rapid change of temperature
3.17 Salt mist
3.18 Bump
3.19 Vibration
3.20 Shock
3.21 Acceleration test - Functional test only
3.22 Sealing
3.23 Electrical endurance
3.24 Mechanical endurance
3.25 Maximum cycling frequency
3.26 Mounting position test
3.27 Drain time test
3.28 Voltage surge test
Annex A: Standard test coils for reed contact units
Annex B: Test systems
Annex C: Example for information sheet on mercury

Applicable to dry and mercury wetted reed contact units of assessed quality. Gives tests and measurement procedures for possible selection for use in Detail Specifications for such units. Also defines the quality assessment procedures to be followed. Applicable to reed contact units operated by an applied magnetic field.