Electrical installations for lighting and beaconing of aerodromes. Maintenance of aeronautical ground lighting constant current series circuits
机场照明和信标的电气装置 航空地面照明恒流串联电路的维护
Cross References:IEC 60903EN 60903IEC 61822IEC 61823IEC/TS 62143IEC/ISO Guide 51:1999All current amendments available at time of purchase are included with the purchase of this document.