Ключевые слова:
Electrical equipment, Heating equipment, Electrical safety, Safety measures, Installation, Industrial, Electric heaters, Induction heaters, Electric furnaces, Arc furnaces, Induction furnaces, Resistance furnaces, Microwave devices, Lasers, Electron beams, Infrared radiation, Heaters, Hazards, Equipment safety, Rated voltage, Rated frequencies, Classification systems, Safety devices, Occupational safety, Inspection