IEC 61823 pdf download Electrical installations for lighting and beaconing of aerodromes – AGL series transformers 1 Scope This standard specifies the characteristics of aeronautical ground lighting series transformers(AGLST)used in aeronautical ground lighting for 6,6 A series circuits, at a service voltage ofup to 5 kV, supplied by constant current regulators up to 30 kVA in rating. AGL series transformers...