JB/T 9573-1999
发电机匝间短路保护装置及继电器
Interturn short-circuit protection equipment and relays for generators
1999-08-06
JB/T 9564-1999
差动保护装置
Differential protection equipment
1999-08-06
YD/T 2971-2015
光旁路保护装置
Optical bypass protection device
2015-10-14
T/QGCML 1194-2023
光电安全保护装置
2023-08-16
ITU-T K.36
Selection of protective devices
保护装置的选择
1996-05-08
BS EN 133-2001
Respiratory protective devices. Classification
呼吸保护装置 分类
2002-03-18
CSA C22.2 NO.270-16(R2021)
Arc fault protective devices
电弧故障保护装置
2016-12-01
JB/T 6513-2002
锅炉灭火保护装置
Furnace safeguard supervision system
2002-07-16
JB/T 9570-1999
相差动高频保护装置
Phase differential high frequency Protection equipment
1999-08-06
NASA UFGS-26 05 71.00 40
LOW VOLTAGE OVERCURRENT PROTECTIVE DEVICES
低压过流保护装置
2017-02-01
CID A-A-59901
BELAY DEVICE, MOUNTAINEERING REPLACEMENT KITS
保护装置、登山替换套件
2012-08-09
BS ISO 17420-1-2021
Respiratory protective devices. Performance requirements-General
呼吸保护装置 性能要求
2021-01-12
BS ISO 17420-6-2021
Respiratory protective devices. Performance requirements-Special application escape. Filtering RPD and supplied breathable gas RPD
呼吸保护装置 性能要求
2021-02-18
BS ISO 17420-5-2021
Respiratory protective devices. Performance requirements-Special application fire and rescue services. Supplied breathable gas RPD and filtering RPD
呼吸保护装置 性能要求
2021-10-29
BS ISO 17420-4-2021
Respiratory protective devices. Performance requirements-Requirements for supplied breathable gas RPD
呼吸保护装置 性能要求
2021-01-12
BS ISO 17420-2-2021
Respiratory protective devices. Performance requirements-Requirements for filtering RPD
呼吸保护装置 性能要求
2021-01-12
BS ISO 17420-7-2021
Respiratory protective devices. Performance requirements-Special application marine, mining, welding, and abrasive blasting. Filtering RPD and supplied breathable gas RPD
呼吸保护装置 性能要求
2021-02-23
BS PD ISO/TS 17420-8-2021
Respiratory protective devices. Performance requirements-Special application chemical, biological, radiological and nuclear (CBRN) filtering and radiological-nuclear (RN) filtering RPD
呼吸保护装置 性能要求
2021-10-28
BS PD ISO/TS 17420-9-2021
Respiratory protective devices. Performance requirements-Special application chemical, biological, radiological and nuclear (CBRN) supplied breathable RPD
呼吸保护装置 性能要求
2021-11-25
JB/T 9563-1999
过激励磁保护装置
Overexciting protection equipment
1999-08-06