1.frame size:56mm 2.voltage:115,230v 3.frequency:50,60Hz 4.power:180w 5.speed:2800rpm/min TYPE: ZYT-180SPECIFICATIONSVALUEVOLTAGE115v,230vFREQUENCY50,60HzPOWER180wNO LOAD SPEED2800rpmFRAME SIZE56mmPROTECTION CLASSIP20INSULATION CLASSBDUTYS1,S3PHASESINGLE-PHASEMOTOR HOUSINGAluminum, Steel, Cust iron, AluferCERTIFICATESCE,CCC,UL,GS,CSA,ROHS,ISO