German engine manufacturer MAN Energy Solutions (MAN ES) has passed the type approval test (TAT) of its MAN L35/44DF engine for use as an auxiliary GenSet and for electric propulsion, operating at constant speeds of 720 and 750 rpm, respectively.
The TAT involved the testing of both 35/44DF variants, namely the methane-capable 35/44DF CD and the methanol-ready 35/44CD, MAN ES revealed, adding that the event took place from April 7-11, 2025, at the Changwon headquarters of STX Engine in South Korea, with the participation of six classification societies.