★主要技术参数 : ★主要技术参数 : 输入电压 Input voltage AC110V-280V 产品图片 Picture 电源频率 Freqency range 50HZ-60HZ 总谐波失真 Tatal harmonic distortion ≤9% 功率因素 Power factor >0.95 额定电压 Nominal voltage AC 220V LED 工作电压 Working voltage DC 30-36V LED 数量 LED quantity 8*100W 系统总功耗 System consumption 900W LED 发光效率 LED luminous efficiency 95LM/W LED 初始光通量 LED luminous 绿光 Green ≥81000LM 灯具效率 Lamp's efficiency >85% 显色指数 Co