... 1.small generator Water-cooled 2.with standards of GB/T2820-1997 3. 3.easy to carry ... generating sets adopt the up-to-date technique of A.C. Synchronous generator excitation system, high ... emergent case. The main technical data of GF series all meet the national standard of GB/T2820-1997, this ... .good after-sevice.....Here we can supply all kinds of engine, such as Yuchai , Cummins , Deutz,.........STC ...