MIL-HDBK-420 (NOTICE 1), SITE SURVEY HANDBOOK FOR COMMUNICATIONS FACILITIES. MIL-HDBK-420, dated 20 March 1987, has been reviewed and determined to be valid for use in acquisition.【英文标准名称】:Low-voltageswitchgearandcontrolgear-Controlunitsforbuilt-inthermalprotection(PTC)forrotatingelectricalmachines
【原文标准名称】:低压开关设备和控制设备.旋转电机用内置式热保护(PTC)控制装置
【标准号】:BSEN60947-8-2003
【标准状态】:现行
【国别】:英国
【发布日期】:2003-08-01
【实施或试行日期】:2003-08-01
【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】:控制装置;制造日期;定义;电机;电气工程;电磁兼容性;电磁兼容性(EMC);检验;干扰抑制;干扰辐射;低电压;低压开关设备;作标记;多语种的;工作性能;产品信息;保护系统;防护设备;正温度系数热敏电阻;旋转;旋转电机;机器的保安装置;规范(验收);开关;开关设备;温度监测;温度测量仪表;试验;热探头;热防护;热防护器;温度探头;跳闸装置;跳闸机构(断路器);警告标志;警告
【英文主题词】:Controldevices;Dataofthemanufacturer;Definition;Electricmachines;Electricalengineering;Electromagneticcompatibility;EMC;Inspection;Interferencerejections;Interferingemissions;Lowvoltage;Low-voltageswitchgear;Marking;Multilingual;Performanceinservice;Productinformations;Protectionsystems;Protectiveequipment;PTC-thermistors;Rotating;Rotatingelectricmachines;Safetyappliancesformachines;Specification(approval);Switches;Switchgear;Temperaturesupervisions;Temperature-measuringinstruments;Testing;Thermalprobes;Thermalprotection;Thermalprotectors;Thermotips;Trippingdevices;Trippingmechanisms(circuit-breakers);Warningnotices;Warnings
【摘要】:ThispartofIEC60947specifiesrulesforcontrolunits,whichperformtheswitchingfunctionsinresponsetothethermaldetectorsincorporatedinrotatingelectricalmachinesaccordingtoIEC60034-11,andtheindustrialapplication.Itspecifiesrulesforthattypeofsystemcomprisingapositivetemperaturecoefficient(PTC)thermistordetectorhavingparticularcharacteristics,anditsassociatedcontrolunit.ThePT100detectorsarecoveredbyIEC60751,wheretheresistorvaluesaregivenaccordingtothetemperaturesofthedetector.Thepresentruleslaydownthecharacteristicsofassociationofthisparticularpositivetemperaturecoefficientthermistordetectoranditsassociatedcontrolunit(designated"MarkAdetector"and"MarkAcontrolunit"),whentheyareusedinthermalprotectionsystems.NOTEItisnotpossibletospecifyalltherequirementsfortheoperatingcharacteristicsofacontrolunit,astheyaredependentonsomeaspectsofthethermaldetectors.Someaspectsoftherequirementsofthethermalprotectorsystemcanonlybespecifiedwhenaccountistakenofthecharacteristicsoftherotatingmachinetobeprotectedandthemethodofinstallationofthedetectorwithinthemachine.Forthesereasons,foreachcharacteristicitisnecessarytospecifywhoisresponsibleforstatingtherequiredvaluesandwhoisresponsibleforcompliancewiththerequirementandforcarryingoutanyconfirmatorytest.
【中国标准分类号】:K31
【国际标准分类号】:29_130_20
【页数】:38P.;A4
【正文语种】:英语