... 4. CE, ISO. 300KVA Automatic voltage regulator:1. 300KVA Automatic voltage regulator,2. Automatic voltage regulator,3. Output voltage ... Wave distortion≤2%Reaction timedynamic response quick, when load 0-100% change, the steady-state response ... voltage, over current, over temperature, over load, short circuit, and automatic alarmInsulation reactanceAbove 500Vdc 20MΩPressure endurance insulation1800Vac ...