GB 37478-2019
Minimum allowable values of energy efficiency and energy efficiency grades of LED luminaires for road and tunnel lighting (English Version)

Standard No.

GB 37478-2019

Language

Chinese, Available in English version

Release Date

2019

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Latest

GB 37478-2019

GB 37478-2019 history

• 2019 GB 37478-2019 Minimum allowable values of energy efficiency and energy efficiency grades of LED luminaires for road and tunnel lighting