Normalized three-phase asynchronous electric motor designed for general use in industrial applications with squirrel cage rotor in short circuit, closed, externally ventilated (cooling method IC 411), Thermal class of insulation F (Motor over-temperature class B for all engines with power normalized; class B or B / F for the remaining three-phase motors and single phase). Designed to operate in continuous service (S1) At rated voltage and frequency. Air temperature of the working environment: 15 ÷ +40°C. Maximum altitude: 1000 m above sea level.
CHT-A Motors, CHT-G not suitable for environments with explosion hazard. IE2 – 7.5 kW motors must be powered by inverter if used in the European Economic Area .