Electromagnetic compatibility (EMC). Limits. Limitation of voltage fluctuations & flicker in low-voltage power supply systems for equipment with rated current greater than 75 AElectromagnetic compatibility, Electrical equipment, Electrical household appliances, Electric power system disturbances, Voltage fluctuations, Electric power systems, Flicker, Electronic equipment & components, Low-voltage installations, Electric power distribution, Electromagnetism, Electromagnetic radiation, Questionnaires