new design silent type diesel generator set 1. ... with WT series A.C.synchronous brushless alternator( new-style designed by ourselves,with update international technology ... :GB/T2820,ISO8528,IEC34,VDE0875-NRated Power: 12kwRated voltage:400/230v, 440/254v, 220/127v, etc.Phase ... level indicator, emergency button,preheating button, battery voltage gauge, hours running counter for protection and transfer ...