Ключевые слова:
Junction boxes|Clearance distances|Electrical insulation|Type testing|Corrosion tests|Electrical insulating materials|Rust|Impact testing|Test fingers|Dielectric-strength tests|Flammability|Earthing|Enclosures|Water-absorption tests|Water-resistance tests|Fire tests|Leakage paths|Marking|Electric terminals|Dimensions|Test equipment|Pull-out tests|Heating tests|Temperature rise