LED功耗consumptions75W系统功耗SystemConsumptions86WLED初始光通量LEDinitialfluxWWPWCW 6150Lm6375Lm6225Lm功率因数Powerfactor>0.98总谐波失真Totalhamornicaldistortion 9%电源效率Powereffciency>82%灯具效率Powereffciency>91%安装高度Installationheight6M8M10M平均照度Averageilluminance>49.3lux>23.8ux>11.6ux光斑面积LlluminanceArea¢10M¢16M¢21M照度均匀度LlluminanceUniformity>0.4