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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| YD/T 4175-2022 |
Electrical safety technical requirements and test methods for communication equipment powered by 240V/336V DC {译} 采用240V/336V直流供电的通信设备电气安全技术要求和试验方法 |
China Telecommunication Industry
Standards 240V |
 English PDF |
| YD/T 2555-2021 |
240V/336V DC power supply system power distribution equipment for communication {译} 通信用240V/336V直流供电系统配电设备 |
China Telecommunication Industry
Standards 240V |
English PDF |
| YD/T 3091-2016 |
(Communication with 240V / 336V DC power supply system evaluation requirements and methods of running) 通信用240v/336v直流供电系统运行后评估要求与方法 |
China Telecommunication
Standards 240V |
English PDF |
| YD 5210-2014 |
(240V DC power systems engineering and technical specifications) 240V直流供电系统工程技术规范 |
China Telecommunication
Standards 240V |
English PDF |
| YD/T 2656-2013 |
Technical requirements and testing methods for 240V/336V direct current telecom equipment power supply unit input interface 基于240V/336V直流供电的通信设备电源输入接口技术要求与试验方法 |
China Telecommunication
Standards 240V |
English PDF |
| YD/T 2556-2013 |
Maintenance requirements of 240V direct current power supply system for telecommunications 通信用240v直流供电系统维护技术要求 |
China Telecommunication
Standards 240V |
English PDF |
| YD/T 2555-2013 |
Distribution equipments of 240V direct current power supply for telecommunications 通信用240v直流供电系统配电设备 |
China Telecommunication
Standards 240V |
English PDF |
| YD/T 2378-2011 |
240V direct current power supple system for telecommunications 通信用240v直流供电系统 |
China Telecommunication
Standards 240V |
English PDF |
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