Ключевые слова:
Electrical installations, Electrical resistance, Breaking capacity, Electrical components, Electric terminals, Electrical insulation, Electric wires, Fixed, Couplers, Voltage, Electric connectors, Electric contacts, Rated voltage, Electric wiring systems, Leakage paths, Dielectric strength, Thermal resistance, Clearances, Strength of materials, Ageing tests, Electric shocks, Rust resistance, Permanent