Y2G or MSG series GOST standard motors were adopted the newest design and high quality materials. They are conformity with GOST ??51689-2000 standard. They have good features: low noise, slight vibration, reliable, good appearance., etc. MSG frame size: from 56 to 160. Y2G frame size: from 63 to 400. Output power range of MSG: from 0.06KW to 18.5KW. Output power range of Y2G: from 0.06KW to 500KW. OPERATING CONDITIONS Ambient Temperature: -15?°C~40?°C Altitude: not exceed 1000 Meter Rated Voltage: 380V or any voltage between 220-760V Rated Frequency: 50Hz/60Hz Protection Class: IP54, IP55 Insulation Class: F Cooling Method: IC0141 Working Duty: S1(Continuous) Humidity: less than 90 Connection: Star-connection for up to 3Kw; Delta-connection for 4Kw and above