... Efficiency:better than 90% Relative Humidity: Less Than 95% SVC Three phase automatic voltage stabilizer is the combination of SVC high function ... ,9,15,20,30,50,60Input Voltage:Three-Phases 280-430VOutput Voltage:Three-Phases 380V±3%Phase:Three-PhasesFrequency:50/60HzResponse Time: Within 1 ... -lack Fidelity in WaveformInsulation Resistance:More than 5MΩ SVC-9KW Three Phase Voltage Stabilizer