Nicotra AFK 315-40/4M-B
(1 phase) and 400 V (3 phases)50 Hz, according to IEC 38. Dif-ferent motors are available forother supply voltages.- Motors are speed controlled byelectronic or transformer voltageregulation.- Sound pressure levels measuredin a semi-reverberant room inaccordance with AMCA 300 standard (fig. 2, set-up "A").- Performance curves determinedin accordance to AMCA 210standard (fig. 12).- Maximum operating relative hu-midity of 100%.- Working temperature range asindicated in tab. I and II. Alterna-tive options are available for ope-rating temperatures down to - 50° C.Static frequency convertersOur standard motors are not sui-table for this application.Special executions are available,which allow this type of control,under condition that the employedfrequency converters satisfy therequirements given in IEC 34-17.Please, contact our Technical Ser-vice for detailled information.Accessories- Back draught damper.- Steel guard grilles paintedRAL9005.- Compact steel wall plate paintedRAL 9005 for K version.