IEC 60947-6-1:2021 低压开关设备和控制设备 - 第6-1部分:多功能设备 - 转换开关设备

标准编号：IEC 60947-6-1:2021

中文名称：低压开关设备和控制设备 - 第6-1部分:多功能设备 - 转换开关设备

英文名称：Low-voltage switchgear and controlgear - Part 6-1: Multiple function equipment - Transfer switching equipment

发布日期：2021-03-16

标准范围

IEC 60947-6-1:20 21适用于转换开关设备（TSE），用于电力系统，通过在额定电压不超过1 000 V AC或1 500 V DC的电源之间转移负载，确保电源的连续性并允许装置的能量管理。本第三版取消并取代了2005年出版的第二版及其修正案1:20 13。本版构成技术修订版。与上一版相比，此版本包括以下重大技术变更:-澄清范围和目的；-澄清术语和定义；-删除不必要的定义；-特性的修改；-修改利用类别定义；-引入新的标记要求；-增加了间隙和爬电距离的新要求；-增加了机械和电气联锁的新要求和测试；-转移序列的澄清；-修改额定短时耐受电流的要求；-修改电磁兼容性的新要求；-澄清CB型TSE的性能要求，符合IEC 60947-2中规定的要求；-增加了新的测试序列V:直流额定值设备的临界负载电流性能。

IEC 60947-6-1:2021 applies to transfer switching equipment (TSE), to be used in power systems for ensuring the continuity of the supply and allowing the energy management of the installation, by transferring a load between power supply sources, the rated voltage of which does not exceed 1 000 V AC or 1 500 V DC.
This third edition cancels and replaces the second edition published in 2005, and its Amendment 1:2013. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
– clarification of scope and object;
– clarification of terms and definitions;
– removal of unnecessary definitions;
– modification of characteristics;
– modification of utilization categories definitions;
– introduction of new markings requirements;
– addition of new requirements for clearances and creepage distances;
– addition of new requirements and tests for mechanical and electrical interlocks;
– clarification of transfer sequences;
– modification of requirements for rated short-time withstand currents;
– modification of new requirements for electromagnetic compatibility;
– clarification of performance requirements for CB type TSE, in alignment with requirements stated in IEC 60947-2;
– addition of new test sequence V: Critical load current performance of equipment with DC ratings.

标准预览图