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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 240 |
 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 240 |
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 240 |
English PDF |
| NB/T 20277-2014 |
Welding specification for A240 (S32101) duplex stainless steel a240（s32101）双相不锈钢焊接规范 |
China Energy industry
Standards 240 |
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 240 |
English PDF |
| NB/T 31048.2-2014 |
Winding wires for wind turbine generator. Part 2: Aromatic polyimide tape wrapped and sintered rectangular copper wire, class 240 风力发电机用绕组线 第2部分：240级 |
China Energy industry
Standards 240 |
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 240 |
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 240 |
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 240 |
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 240 |
English PDF |
| SJ 50065/13-2004 |
Detail specifiction for model JRW-240M, TO-5, hermetically sealed, d.c. electromagnetic relays, established reliability jrw-240m型有可靠性指标的to-5密封直流电磁继电器详细规范 |
China Electronics
Standards 240 |
English PDF |
| QB/T 2451-1999 |
Main technical data for DGW 233 and DGW 240 electric light source glass DGW233型和DGW240型电光源玻璃主要技术数据 |
China Light Industry
Standards 240 |
English PDF |
| SJ 20476.1-1995 |
Detail specification for gas discharge tubes for high energy ignition of type R2400A R2400A型高能点火气体放电管详细规范 |
China Electronics
Standards 240 |
English PDF |
| SB/T 10236-1994 |
(MQT-400 × 240 double roller seal cotton shells) mqt-400×240型双辊密封弹棉机 |
China Commerce
Standards 240 |
English PDF |
| SJ 51438/2-1994 |
Connectors, plug, PD type, right angle, 90 through 240 contace positions, for printed circuit(2.54mm spacing), detail specification for ｐｄ型印制电路用９０至２４０位（间距２．５４ｍｍ）直角弯式插针连接器详细规范 |
China Electronics
Standards 240 |
English PDF |
| SJ 51438/1-1994 |
Connectors, receptacle, PD type, 90 through 240 contact positions, for printed circuit(2.54mm spacing), detail specification for ｐｄ型印制电路用９０至２４０位（间距２．５４ｍｍ）插孔连接器详细规范 |
China Electronics
Standards 240 |
English PDF |
| SJ 20284-1993 |
detial specification for types JI54LS240, JT54LS241 and JT54LS244 of outal buffer gates with three-state outputs LS-TTL semiconductor integrated circuits 半导体集成电路 jt54ls240、jt54ls241和jt54ls244型ls-ttl八缓冲器（3s）详细规范 |
China Electronics
Standards 240 |
English PDF |
| SJ/T 10232-1991 |
Technical requirement of wire voice-band modulation/demodulator for Type 2400bit/s ２４００ｂｉｔ／ｓ有线话带调制解调器技术要求 |
China Electronics
Standards 240 |
English PDF |
| JJG(SJ)03002-1988 |
(TEK1240/1241 logic analyzer pilot test procedures) |
China Metrological
Standards 240 |
English PDF |
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