Feb 13 (Reuters) -
** BP Plc shut down one of two crude distillationunits (CDU) at its 400,000 barrel per day (bpd) Rotterdamrefinery, traders said on Monday
** Industry monitor Genscape reported a shutdown on CDU 3 atthe refinery, which according to Reuters data processes 200,000bpd of sweet crude oil
** Traders who confirmed the shut down said it was unplannedand could last as long as Feb. 24, though details had not beenconfirmed by those close to the refinery
** BP did not immediately respond to requests for comment onthe reported shutdown
For more on refinery shutdowns:Further company coverage: (Reporting by Libby George)