The Y2 series three-phase asynchronous motor is an advanced alternative of the Y series that has achieved the prestigious IEC standard. The electrical outlet box is placed in the top of the motor housing. Said product also improved upon critical features such as: new advance structure, alluring design, low vibration, minimum noise etc. OPERATING CONDITIONS: 1:Elevation: Not exceeding 1000 meters 2:Ambient temperature: -15º C≤ 0≤ 40º C 3:Rated Voltage: 380V or 440V 4:Working mode: Continuous (S1) 5:Insulation grade: Class B or F 6:Protection grade: IP54 IP44 7:Cooling method: ICO141 fan-cooling mode 8:Installation Method: B3, B5, B14, B35 9:Connection: Y Start-connection for 3KW and below Delta-connection for 4KW or more.