Temperature rise
Electrical insulation
Clearance distances
Corrosion tests
Impact testing
Dielectric-strength tests
Type testing
Thermal testing
Electrical testing
Reliability
Watertightness tests
Screws (bolts)
Electric control equipment
Marking
Testing conditions
Electric terminals
Protected electrical equipment
Rated voltage
Battery-powered devices
Drop tests
Mechanical testing
Endurance testing
Test equipment
Electric fences
Leakage paths
Symbols