... and precise in current control.3. High efficiency, low no-load loss and energy conservation.4. With the perfect ... protect functions in over voltage , low voltage ,over heat ,over current, over load , can ensure safety and reliability.5 ... phase AC 380VRate input power capacity4.87.9No-load voltage230238Rated output voltage96104Rated duty cycle6060Insulation classFFProtection classIP21IP21Gas flow0. ...