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4331+ standards in database

4331 result(s) found

GB/T 20840.103-2020 Active

互感器 第103部分:互感器在电能质量测量中的应用

Instrument transformers—Part 103:The use of instrument transformers for power quality measurement

ICS: 29.180
2020-10-01
GB/T 20840.102-2020 Active

互感器 第102部分:带有电磁式电压互感器的变电站中的铁磁谐振

Instrument transformers—Part 102: Ferroresonance oscillations in substations with inductive voltage transformers

ICS: 29.180
2020-10-01
GB/T 17467-2020 Active

高压/低压预装式变电站

High-voltage/low-voltage prefabricated substation

ICS: 29.240.10
2020-10-01
GB/T 12706.4-2020 Active

额定电压1kV(Um=1.2kV)到35kV(Um=40.5kV)挤包绝缘电力电缆及附件 第4部分:额定电压6kV(Um=7.2kV)到35kV(Um=40.5kV)电力电缆附件试验要求

Power cables with extruded insulation and their accessories for rated voltages from l kV (Um=1.2 kV) up to 35 kV(Um=40.5 kV)—Part 4:Test requirements on accessories for cables with rated voltages from 6 kV(Um=7.2 kV) up to 35 kV(Um=40.5 kV)

ICS: 29.060.20
2020-10-01
GB/T 12706.3-2020 Active

额定电压1kV(Um=1.2 kV)到35kV(Um=40.5 kV)挤包绝缘电力电缆及附件 第3部分:额定电压35kV(Um=40.5kV)电缆

Power cables with extruded insulation and their accessories for rated voltages from 1kV (Um=1.2kV) up to 35kV (Um=40.5kV)—Part 3: Cables for rated voltages of 35kV(Um=40.5kV)

ICS: 29.060.20
2020-10-01
GB/T 12706.2-2020 Active

额定电压1 kV(Um=1.2 kV)到35 kV(Um=40.5 kV)挤包绝缘电力电缆及附件 第2部分:额定电压6 kV(Um=7.2kV)到30 kV(Um=36 kV)电缆

Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um=1.2 kV) up to 35 kV (Um=40.5 kV)—Part 2: Cables for rated voltages from 6 kV(Um=7.2 kV) up to 30 kV(Um=36 kV)

ICS: 29.060.20
2020-10-01
GB/T 12706.1-2020 Active

额定电压1 kV(Um=1.2 kV)到35 kV(Um=40.5 kV)挤包绝缘电力电缆及附件 第1部分:额定电压1 kV(Um=1.2 kV)和3 kV(Um=3.6 kV)电缆

Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um=1.2 kV) up to 35 kV (Um=40.5 kV)—Part 1: Cables for rated voltage of 1 kV(Um=1.2 kV)and 3 kV(Um=3.6 kV)

ICS: 29.060.20
2020-10-01
GB/T 10068-2020 Active

轴中心高为56mm及以上电机的机械振动 振动的测量、评定及限值

Mechanical vibration of certain machines with shaft heights 56 mm and higher—Measurement, evaluation and limits of vibration severity

ICS: 29.160.01
2020-10-01
GB/T 9330-2020 Active

塑料绝缘控制电缆

Plastic insulated control cables

ICS: 29.060.20
2020-10-01
GB/T 3906-2020 Active

3.6 kV~40.5 kV交流金属封闭开关设备和控制设备

Alternating-current metal-enclosed switchgear and controlgear for rated voltages above 3.6 kV and up to and including 40.5 kV

ICS: 29.130.10
2020-10-01
GB/T 1094.15-2020 Active

电力变压器 第15部分:充气式电力变压器

Power transformers—Part 15:Gas-filled power transformers

ICS: 29.180
2020-10-01
GB/T 5226.34-2020 Active

机械电气安全 机械电气设备 第34部分:机床技术条件

Electrical safety of machinery—Electrical equipment of machines—Part 34: Requirements for machine tools

ICS: 29.020
2020-11-01
GB/T 38969-2020 Active

电力系统技术导则

Guide on technology for power system

ICS: 29.020
2020-07-01
GB/T 38955-2020 Active

城市轨道交通车辆用炭滑板

Carbon contact strips for urban rail transit vehicles

ICS: 29.050
2021-01-01
GB/T 38953-2020 Active

微电网继电保护技术规定

Technical requirements for relay protection of microgrid

ICS: 29.240.01
2021-01-01
GB/T 38922-2020 Active

35kV及以下标准化继电保护装置通用技术要求

General specification for 35kV and below voltage standardized protection equipment

ICS: 29.240.01
2021-01-01
GB/T 38887-2020 Active

球形石墨

Spherical graphite

ICS: 29.050
2021-01-01
GB/T 38878-2020 Active

柔性直流输电工程系统试验

System tests for the projects of high-voltage direct current (HVDC) transmission power using voltage sourced converters (VSC)

ICS: 29.240.01
2021-01-01
GB/T 38833-2020 Active

信息通信用240V/336V直流供电系统技术要求和试验方法

240V/336V DC power system technical requirements and test methods for information and telecommunication

ICS: 29.200
2021-01-01
GB/T 38824-2020 Active

软炭

Soft carbon

ICS: 29.050
2021-01-01
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