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1）Temperature: ambient air temperature varies with the season, but the maximum is +40℃ and the minimum ambient air temperature is -15℃

(2) Altitude: not more than 1000m Note: When the ambient air temperature and altitude are different from the above regulations, they should be in accordance with IEC60034-1.

3）Humidity: Maximum relative humidity of 90% on average for the wettest month, while the minimum temperature on average for that month is not higher than 25℃

4）Rated frequency：50Hz

5）Operating system：S1

6) Rated voltage: 380V

Note: If there are special requirements for frequency, voltage, ambient air temperature, altitude, etc., please put forward when ordering