... mm welding electrodes provded abundant single phase auxiliary AC current with a .Frequency of 50hz(or 60hz) for operation of ... as grinders,drills,light.etc. 2. Automatic voltage regulator with special keeps voltage and AC output stable, as well ... , railways&road construction, shipyards, workshops,etc. Specification:Diesel Engine Ac ARC Welder & Generator Model:HD180CXS-AC/SPWELDER (AC)No-load voltage ( ...