日本北海道某广场停车场高杆灯节能改造应用项目

共9个高杆，每个高杆装5个400WLED投射灯取代原先的5个       1000W高压钠灯,共装45盏。15.high pole lighting energy saving project for square parking lot of Hokkaido,Japan.     with 9 set poles,5pcs 400w led projector light installed on each pole, replace for original 5pcs 1000w ,total      quantity is 45pcs。