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JT/T 1431.4-2022  China industry standard english version:

　
JT
中华人民共和国行业标准
INDUSTRY STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA

JT/T 1431.4-2022

Energy efficiency rating and assessment method of electrical equipment for highway mechanical and electrical facilities - Part 4: Highway LED variable information signs
公路机电设施用电设备能效等级及评定方法 第4部分：公路LED可变信息标志
Issued Date:2022/6/9 　 Implemented Date:2022/9/9
Issued by: 　 The Standardization Administration of the People's Republic of China
　

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GB Standard Code JT/T 1431.4-2022
Standard Category China Transport Industry Standards
GB Standard English Title Energy efficiency rating and assessment method of electrical equipment for highway mechanical and electrical facilities - Part 4: Highway LED variable information signs{译}
GB Standard Chinese Title 公路机电设施用电设备能效等级及评定方法 第4部分：公路LED可变信息标志
Chinese Version Price $5.00  per 1 page
English Translation Fee $15.00~$30.00   per 1 page
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