GB/T 7347-1987
Active
GB 4943.21-2019
Active
National standards
force_standard
GB 4943.21-2019 Information technology equipment—Safety—Part 21:Remote power feeding
GB 4943.21-2019 Information technology equipment—Safety—Part 21:Remote power feeding
Basic Information
Standard Code:
GB 4943.21-2019
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
yes
CCS Name:
Health, safety, and labor protection
ICS Name:
Integrated Information Technology (IT)
Publish Date:
2019-12-31
Implement Date:
2020-07-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
中华人民共和国工业和信息化部
Pages:
15 pages
Scope
GB 4943的本部分规定了远程馈电通信电路的安全要求。
本部分适用于预定向通信网络供电和接收通信网络供电，并且该电压超过TNV电路限值的信息技术设备。
Development Information
Drafting Units:
中国电子技术标准化研究院、上海市质量监督检验技术研究院、北京赛西科技发展有限责任公司、广州赛西标准检测研究院有限公司
Drafting Persons:
王晓冬、俞毅敏、何鹏林、郭子绮、黄俊英
Same series standard
Referenced Standards
Adopt standards
IEC 60950-21:2002
Related Standards
GB/T 7348-1987
Replaced
GB/T 7348-1987 The standard spectrum of whispered Chinese speech
GB/T 5271.3-1987
Replaced
GB/T 5271.3-1987 Data processing—Vocabulary—Section 03:Equipment technology (selected terms)
GB/T 5271.5-1987
Replaced
GB/T 5271.5-1987 Data processing—Vocabulary—Section 05:Representation of data
GB/T 1526-1989
Active
GB/T 1526-1989 Information processing—Documentation symbols and conventions for data, program and system flowcharts, program network charts and system resources charts
GB/T 12118-1989
Active