The width of the road is 20 meters, the distance of the street lamp is 25 meters, and the number of tiles is led. How much is the pole?. How to calculate?
General road light source is about 250W,If you use LED, there are enough 72---108W, but the earlier to buy more expensive lights, in terms of long-term interests, LED to energy-saving much more cost-effective.The lamp pole is 7----12 meters high and the distance is 30----45 meters.Zhejiang Yao Liang lighting specializing in the production of various types of outdoor lights.
Symmetrical lamp, rod 10 meters high25 illuminance, (10*1.414*2) *10*25/90=77WTherefore, it is recommended to install LED lamp 70~100W30 illumination, 100-120WThe above is based on quality chip light source calculation