IEC 61020-1:2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Electromechanical switches for use in electrical and electronic equipment - Part 1: Generic specification
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
31-12-2021
English - French, Spanish, Castilian
16-07-2009
FOREWORD
INTRODUCTION
1 Scope and object
1.1 Scope
1.2 Object
2 General
2.1 Normative references
2.2 Units and symbols
2.3 Terms and definitions
2.4 Preferred values
2.4.1 Clearance and creepage distances
2.5 Marking
3 Quality assessment procedures
4 Test and measurement procedures
4.1 General
4.1.1 Tolerances
4.1.2 Preconditioning
4.1.3 Mounting
4.2 Standard atmospheric conditions
4.3 General examination
4.3.1 Visual examination
4.3.2 Dimensions
4.3.3 Dimensions, gauging
4.3.4 Mass
4.3.5 Functional operation
4.3.6 Operating characteristics
4.3.7 Contact bounce
4.4 Resistance measurements
4.4.1 Contact resistance - Millivolt level
4.4.2 Contact resistance - Specified current
4.4.3 Resistance from actuator to mounting bushing
(surface)
4.4.4 Insulation resistance
4.5 Dielectric strength
4.5.1 Dielectric strength at standard atmospheric
conditions
4.5.2 Dielectric strength at low air pressure
4.6 Heating
4.6.1 Object
4.6.2 Method
4.6.3 Requirement
4.6.4 Details to be specified
4.7 Dynamic stress
4.7.1 Shock
4.7.2 Vibration
4.7.3 Contact disturbance
4.8 Mechanical strength
4.8.1 Robustness of actuator
4.8.2 Robustness of mounting bushing
4.8.3 Robustness of screw mounting
4.8.4 Robustness of terminations
4.9 Mechanical endurance
4.9.1 Mechanical endurance - Standard atmospheric
conditions
4.9.2 Mechanical endurance - Category temperature range
4.10 Electrical endurance
4.10.1 Electrical endurance - Standard atmospheric
conditions
4.10.2 Electrical endurance - Upper category temperature
4.10.3 Electrical endurance - Category temperature range
4.10.4 Electrical endurance - Low air pressure
4.10.5 Logic loads (TTL)
4.10.6 Low level endurance test
4.11 Overload
4.11.2 Electrical overload
4.11.3 Capacitive load switching
4.12 Environmental testing
4.12.1 Climatic sequence
4.12.2 Damp heat, steady state
4.12.3 Rapid change of temperature
4.12.4 Mould growth (resistance)
4.12.5 Corrosion, industrial atmosphere
4.12.6 Dust and sand
4.12.7 Contact resistance stability
4.13 Soldering
4.13.1 Solderability, wetting, solder bath method
4.13.2 Solderability, wetting, soldering iron method
4.13.3 Solderability, de-wetting
4.13.4 Resistance to soldering heat, solder bath method
4.13.5 Resistance to soldering heat, soldering iron
method
4.14 Panel seal
4.14.1 Drip - Proof
4.14.2 Splash - Proof
4.14.3 Immersion
4.14.4 Submersion
4.15 Enclosure seal
4.15.1 Watertight immersion
4.15.2 Resilient or hermetic seal
4.16 Fluid resistance
4.16.1 Immersion in cleaning solvents (marking)
4.17 Fire hazard
4.18 Capacitance
4.18.1 Object
4.18.2 Method
4.18.3 Requirement
4.18.4 Details to be specified
4.19 Illumination
4.19.1 Chromaticity
4.19.2 Transmittancy
4.19.3 Temperature of illuminated surface
4.20 Soldering for surface mounting switches
4.20.1 Solderability, solder bath method (surface
mounting switches)
4.20.2 Solderability, reflow method (surface mounting
switches)
4.20.3 Solderability, soldering iron method (surface
mounting switches)
4.20.4 Resistance to soldering heat, solder bath
method (surface mounting switches)
4.20.5 Resistance to soldering heat, reflow method
(surface mounting switches)
4.20.6 Resistance to soldering heat, soldering iron
method (surface mounting switches)
4.21 Mechanical strength (surface mounting switches)
4.21.1 Substrate bending (surface mounting switches)
4.21.2 Pull-off and push-off (surface mounting switches)
4.21.3 Shear (surface mounting switches)
4.21.4 Body strength (surface mounting switches)
Annex A (informative) - Quality assurance procedures
Bibliography
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