ClimaSys CV axial motor fan. 230V 50Hz or 60Hz. 150W 50Hz, 195W 60Hz. Free flow with standard filter of 803 m3/h at 50Hz and 838 m3/h at 60Hz. Cut-out dimensions of 291 x 291 mm. Outlet grille in injected thermoplastic (ASA PC), grey RAL 7035. Connection terminals via cable. 2 protection grilles on the front and rear. Protection class IP54.