UL 873 BULLETINS-2003 温度指示和调节设备

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【英文标准名称】:Temperature-indicatingand-regulatingequipment
【原文标准名称】:温度指示和调节设备
【标准号】:UL873BULLETINS-2003
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国保险商实验所(US-UL)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Theserequirementscoverelectricalequipmentforcontrolofairconditioning,heating,cooking,refrigeration,andhumidity,rated600voltsorless,tobeusedinordinarylocationsinaccordancewithANSI/NFPA70,NationalElectricalCode.Theserequirementscovergeneral-useequipmentforfield-installationandcontrolsintendedtobefactoryinstalledonorincertainappliancesassafety,limiting,oroperatingcontrols.Thesecontrolsresponddirectlyorindirectlytochangesintemperature,humidity,orpressuretoeffectcontrolofequipmentorapplianceoperation.Devicescoveredbytheserequirementsinclude:(A)refrigerationcontrollers;(B)industrialoperatingcontrols;(C)residentialoperatingcontrols;and(D)controlsforfactoryinstallationonorinappliances.Theserequirementscoverafan/heatsequencerthatisamultiple-circuitdevicetobeusedalone,oramultiple-orsingle-circuitdevicethatisintendedtobeusedwithotherdevicestosequentiallycontrolafanandheaterorheatingelementsinelectriccentralair-heatingequipment.
【中国标准分类号】:N11
【国际标准分类号】:17_200_20
【页数】:14
【正文语种】:英语

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