1:High quality with CE CQC CCC certification. 2:Higher efficiency, low voltage. 3:Higher protection degree:IP55 1:Type: Y4002:Protection class: IP553:Insulation class: F4:Cooling: IC411 5:Mounting type: B3 B5 B35 V16:Character:high efficiency,saving energy,large torque,lower noise, lower vibration Y400 series low voltage three phase motor (CE ISO9001 CCC )