Thanks Waross and Freddynurk, to be precise, i have carried out some troubleshooting and find out that only 30V coming out from the Exciter Phase to Phase on rated speed, the AVR is ok, i introduc 12V to the Exciter on idle speed but all i get is 2.1V at each single Phase. Pls. some one should...
Pls. i need a professional advice on these issue.
I am currently handling a job in a site and they have a problem with their CAT 3516 NG Engine, The Gen. start up on idle and when taken to rated, after 1 min it shut down on Underfrequency/Undervoltage. pls what do i do to resulve this problem