| Descriptors |
Mechanical testing, Classification systems, Electrical testing, Rated current, Temperature rise, Overcurrent circuit-breakers, Test equipment, Corrosion tests, Test specimens, Heating tests, Performance testing, Switchgear, Electric conductors, Overcurrent, Circuits, Ratings, Short-circuit current tests, Rated frequencies, Test fingers, Circuit-breaker components, Electrical components, Testing conditions, Tracking tests, Electrical equipment, Leakage paths, Circuit-breakers, Inspection, Screws (bolts), Clearance distances, Electrical connections, Fire tests, Electric terminals, Tripping mechanisms (circuit-breakers), Electrical protection equipment, Rated voltage, Marking, Type testing
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