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【道路路灯改造】北京燕东路

2012-10-22

2012 年　　　

改造项目，用汉鼎180W LED路灯代替原高压钠灯400W，杆高10米，杆距35米，
路灯色温5000K；共计298盏；改造后地面平均照度达到47lx；比原来用高压钠灯
照度提高5lx，照度均匀度提高0.2

大功率LED户外照明生产厂家