量度继电器和保护装置　第121部分：距离保护功能要求
Measuring relays and protection equipment—Part 121:Functional requirements for distance protection

2017-07-31

Measuring relays and protection equipment - Part 121: Functional requirements for distance protection
测量继电器和保护设备 - 第121部分:远距离保护的功能要求

2014-03-07

보호 계전기 및 보호 장비 — 제121부: 거리 보호에 대한 기능 요건
测量继电器和保护设备 - 第121部分:远距离保护的功能要求

2020-03-19

Measuring relays and protection equipment - Part 121: Functional requirements for distance protection (IEC 60255-121:2014); German version EN 60255-121:2014
测量继电器和保护设备.第121部分:距离保护的功能要求（IEC 60255-121-2014）；德文版EN 60255-121:2014

2015-01-01

Draft Document - Measuring relays and protection equipment - Binary intercommunication between protections via backward channel
文件草案.测量继电器和保护设备.通过反向通道的保护装置之间的二进制相互通信

2006-06-01

Draft Document - Measuring relays and protection equipment - Part 1: Common requirements (IEC 95/358/CD:2017)
文件草案.测量继电器和保护设备.第1部分:通用要求（IEC 95/358/CD:2017）

2017-06-01

Draft Document - Measuring relays and protection equipment - Part 27: Product safety requirements (IEC 95/284/CD:2011)
文件草案.测量继电器和保护设备.第27部分:产品安全要求（IEC 95/284/CD:2011）

2011-10-01

Draft Document - Measuring relays and protection equipment - Part 118-1 Synchrophasor for power system - Measurements (IEC 95/289/CD:2011)
文件草案.测量继电器和保护设备.第118-1部分:电力系统同步相器.测量（IEC 95/289/CD:2011）

2012-07-01

Draft Document - Measuring relays and protection equipment - Part 127: Functional standard for over/under voltage protection (IEC 95/238/CD:2008)
文件草案.测量继电器和保护设备.第127部分:过压/欠压保护功能标准（IEC 95/238/CD:2008）

2009-03-01

Draft Document - Measuring relays and protection equipment - Part 27: Product safety requirements (IEC 95/390/CD:2018); Text in German and English
文件草案——测量继电器和保护设备——第27部分:产品安全要求（IEC 95/390/CD:2018）；德语和英语文本

2019-02-01

Draft Document - Measuring relays and protection equipment - Part 187-1: Functional requirements for restrained and unrestrained differential protection of motors, generators and transformers (IEC 95/341/CD:2016)
文件草案-测量继电器和保护设备-第187-1部分:电动机、发电机和变压器的有限制和无限制差动保护的功能要求（IEC 95/341/CD:2016）

2016-08-01

Draft Document - Measuring relays and protection equipment - Part 24: Common format for transient data exchange (COMTRADE) for power systems (IEC 95/272/CD:2010)
文件草案.测量继电器和保护设备.第24部分:电力系统瞬态数据交换（COMTRADE）的通用格式（IEC 95/272/CD:2010）

2011-04-01

Draft Document - Measuring relays and protection equipment - Part 216-1: Guidelines for requirements and tests for protection functions with digital inputs and outputs (IEC 95/432/CD:2020); Text in German and English
文件草案——测量继电器和保护设备——第216-1部分:数字输入和输出保护功能的要求和试验指南（IEC 95/432/CD:2020）；德语和英语文本

2022-02-01

Draft Document - Measuring relays and protection equipment - Part 22-5: Electrical disturbance tests - Surge immunity test (IEC 95/223/CDV:2007); German version prEN 60255-22-5:2007
文件草案——测量继电器和保护设备——第22-5部分:电气干扰试验——浪涌抗扰度试验（IEC 95/223/CDV:2007）；德文版prEN 60255-22-5:2007

2008-02-01

Draft Document - Measuring relays and protection equipment - Part 22-1: Electrical disturbance tests - 1 MHz burst immunity test (IEC 95/204/CDV:2006); German version prEN 60255-22-1:2006
文件草案——测量继电器和保护设备——第22-1部分:电气干扰试验——1MHz突发抗扰度试验（IEC 95/204/CDV:2006）；德文版本prEN 60255-22-1:2006

2007-05-01

Draft Document - Electrical safety in low voltage distribution systems up to 1000 V a.c and 1500 V d.c - Equipment for testing, measuring or monitoring of protective measures - Part 14: Equipment for testing the safety of electrical equipment for machinery (IEC 85/378/CD:2010)
文件草案.交流1000V和直流1500V以下低压配电系统的电气安全.保护措施的试验、测量或监测设备.第14部分:机械电气设备安全试验设备（IEC 85/378/CD:2010）

2011-04-01

Draft Document - Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 7: Phase sequence (IEC 85/256/CD:2004)
文件草稿交流1000V和直流1500V以下低压配电系统的电气安全保护措施的试验、测量或监测设备第7部分:相序（IEC 85/256/CD:2004）

2005-04-01

Draft Document - Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 2: Insulation resistance (IEC 85/251/CD:2004)
文件草稿交流1000V和直流1500V以下低压配电系统的电气安全保护措施的试验、测量或监测设备第2部分:绝缘电阻（IEC 85/251/CD:2004）

2005-04-01

Draft Document - Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 3: Loop impedance (IEC 85/252/CD:2004)
文件草稿交流1000V和直流1500V以下低压配电系统的电气安全保护措施的试验、测量或监测设备第3部分:回路阻抗（IEC 85/252/CD:2004）

2005-04-01

Draft Document - Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 9: Equipment for insulation fault location in IT systems (IEC 85/783/CD:2021); Text in German and English
文件草案——交流1000V和直流1500V以下低压配电系统的电气安全——保护措施的测试、测量或监测设备——第9部分:IT系统中绝缘故障定位设备（IEC 85/783/CD:2021）；德语和英语文本

2022-02-01