... output, ounting dimensions, protection level and terminal marks of these motors are in conformity of international standards, such as IEC, DIN ... , BS and JIS etc. Conditions of OperationThe motors are assurred to give reliable service when used at:(1 ... not exceeding +40°C. Voltage, Frequency, and Duty:Rated voltage: 380V, Delta-connection for motors of 4KW and above; Star connection for ...