China 'YDB 071.4-2011
' Industry standard english version:
YD
中华人民共和国行业标准
INDUSTRY STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
YDB 071.4-2011
Guide for energy saving technology of power supply and Room environment for telecommunications. Part 4: Grade of energy efficiency of Air-conditioners 通信电源和机房环境节能技术指南 第4部分:空调能效分级
Issued Date:2011-08-05
Implemented Date:2011-08-05
Issued by:
The Standardization Administration of the People's Republic of China
GB Standard Code
YDB 071.4-2011
Standard Category
China Telecommunication
Standards
GB Standard English Title
Guide for energy saving technology of power supply and Room environment for telecommunications. Part 4: Grade of energy efficiency of Air-conditioners