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【英文标准名称】: Low-voltage switchgear and controlgear. Switches, disconnectors, switch-disconnectors and fuse-combination units 【原文标准名称】: 低压开关和控制设备.开关,断路器,开关断路器及熔断器组合装置 【标准号】: BS EN 60947-3-2009 【标准状态】: 现行 【国别】: 英国 【发布日期】: 2009-07-31 【实施或试行日期】: 2009-07-31【发布单位】: 英国标准学会(GB-BSI)【起草单位】: BSI【标准类型】: ()【标准水平】: ()【中文主题词】: 空气开关;交流电压;断路容量;特征;分类系统;结构要求;接触器;控制装置;控制设备;制造日期;耐久性;电控制设备;电负载;电气工程;电气设备;电气保护设备;电磁兼容性;电磁兼容性(EMC);保险丝组合部件;熔断器;批注;检验;使用说明书;隔离开关;插销;泄漏电流;低电压;低压设备;低压开关设备;闭合容量;作标记;电动机起动器;性能;产品信息;特性;额定电流;额定电压;额定值;半导体连接器;半导体器件;规范(验收);断路开关;开关;开关保险丝;开关设备;温升;测试;测试条件;定型测试;验证【英文主题词】: Air-break switches;Alternating voltages;Breaking capacity;Characteristics;Classification systems;Construction requirements;Contactors;Control devices;Control equipment;Data of the manufacturer;Durability;Electric control equipment;Electric load;Electrical engineering;Electrical equipment;Electrical protection equipment;Electromagnetic compatibility;EMC;Fuse combination units;Fuses;Inscription;Inspection;Instructions for use;Isolator switches;Latches;Leakage currents;Low voltage;Low-voltage equipment;Low-voltage switchgear;Making capacity;Marking;Motor starters erformance roduct information roperties;Rated current;Rated voltage;Ratings;Semiconductor contactors;Semiconductor devices;Specification (approval);Switch-disconnectors;Switches;Switch-fuses;Switchgear;Temperature rise;Testing;Testing conditions;Type testing;Verification【摘要】: This part of IEC 60947 applies to switches, disconnectors, switch-disconnectors and fusecombination units to be used in distribution circuits and motor circuits of which the ratedvoltage does not exceed 1 000 V a.c. or 1 500 V d.c.The manufacturer shall specify the type, ratings and characteristics according to the relevant standard of any incorporated fuses.This part does not apply to equipment coming within the scope of IEC 60947-2, IEC 60947-4-1 and IEC 60947-5-1; however, when switches and fuse-combination units coming into the scope of this part are normally used to start, accelerate and/or stop an individual motor they shall also comply with the additional requirements given in Annex A.The requirements for single pole operated three pole switches are included in Annex C.Auxiliary switches fitted to equipment within the scope of this part shall comply with the requirements of IEC 60947-5-1.This part does not include the additional requirements necessary for electrical apparatus forexplosive gas atmospheres.The object of this part is to statea) the characteristics of the equipment;b) the conditions with which the equipment shall comply with reference to1) operation and behaviour in normal service;2) operation and behaviour in case of specified abnormal conditions, e.g. short circuit;3) dielectric properties;c) the tests for confirming that these conditions have been met and the methods to be adopted for these tests;d) the information to be marked on the equipment or made available by the manufacturer, e.g.in the catalogue.【中国标准分类号】: K30【国际标准分类号】: 29_120_40;29_130_20【页数】: 64P.;A4【正文语种】: 英语
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