BS EN 61821. Electrical installations for lighting and beaconing of aerodromes. Maintenance of aeronautical ground lighting constant current series circuits
Electromagnetic compatibility (EMC) - Part 3-5: Limits - Limitation of voltage fluctuations and flicker in low-voltage power supply systems for equipment with rated current greater than 75 A (Adopted IEC/TS 61000-3-5:2009, edition 2.0, 2009-07)