... etc .Frame 80 to 315, 2/4/6/8 poles, 10/12 poles for frame 280 and frame 355 on request ... iron, aluminum8) EFF: EFF3 9) Poles: 2, 4, 6, 8 10) Cooling method: IC014111) Mounting types: IMB3,IMB5,IMB35,IMB34,IMB14 ... altitude should be lower than 1, 000m above the sea level 16) Relative humidity: Not higher than 90% Y2 series three phase asynchronous motor