... 2. simple maintenance 3. CE, ISO9001, CCC CERTIFICATE ALTERNATOR:SD/SDC SERIES GENERATINE & WELDING ELECTRIC ALTERNATOR1. SD ... is suited to be used in towns,countrysides,forests,construction sites or on boats for lighting,household appliance, ... A)Continuous rate under load (%)Curret adujstment range for welding (A)Single-phase 230V/50Hz/1500r/min/ ... <802254080-280SDC-121240021.7<8028040100-300 alternator