输入电压 InputVoltageAC85V～265V电源频率FreqencyRange50Hz～60Hz总谐波失真TotalHarmonicDistortion 9%功率因数PowerFactor＞0.9电源效率PowerEfficiency＞83%LED工作电压WorkingVoltageDC30～36VLED数量Led1pcLED功耗LedConsumption30W系统总功耗SystemConsumption36WLED发光效率LedLuminousEfficiency70Lm/WLED灯具初始光通量LedInitialFlux2000Lm灯具效率lamp sEfficiency＞91%平均照度 AverageIlluminance274 LUX418LUX68.5 LUX光斑面积IlluminanceArea25-meterdiametercirculararea410-meterdiametercirculararea615-meterdiametercirculararea照度均匀度IlluminanceUniformity＞0.5相关色温ColorTemperature详见上述LED参数表显色指数ColorRenderingIndexRa＞75