【英文标准名称】:ULStandardforSafetyPowerUnitsOtherThanClass2SeventhEdition;ReprintwithRevisionsThroughandIncluding2/23/2006
【原文标准名称】:除2级以外的电源设备
【标准号】:UL1012-2005
【标准状态】:作废
【国别】:美国
【发布日期】:2005-04-29
【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】:UL
【标准类型】:()
【标准水平】:()
【中文主题词】:电力网供电;电性质和电现象;规范(验收);蓄电池组;电气安全;电流;充电设备;发电厂;蓄电池充电器;电源;电力系统;防电击
【英文主题词】:Batteries;Batterychargers;Chargingequipment;Currents;Electricpowersystems;Electricalpropertiesandphenomena;Electricalsafety;Mainspowersupply;Powergeneratingplant;Powersupply;Protectionagainstelectricshocks;Specification(approval)
【摘要】:1.1Theserequirementscoverportable,stationary,andfixedpowerunitshavinganinputratingof600voltsorless,direct-andalternating-current,withatleastoneoutputnotmarkedClass2,andthatareintendedtobeemployedinordinarylocationsinaccordancewiththeNationalElectricalCode,ANSI/NFPA70.1.2Theserequirementscovergeneralpurposepowersuppliesandpowersuppliesforusessuchastosupplysomehouseholdappliances,schoollaboratories,cathodicprotectionequipment;powersupply-batterychargercombinations;andindustrialequipment,includinginverters,dividedintotwoclasses-thoserated10kilovolt-amperesorlessandthoseratedmorethan10kilovolt-amperes.1.3PowerunitswithalloutputsidentifiedasClass2arecoveredundertheStandardforClass2PowerUnits,UL1310.1.4Theserequirementsdonotcoverthefollowingtypesofbatterychargers:a)Batterychargersintendedtochargemotor-startingbatteriesascoveredbyStandardforBatteryChargersforChargingEngine-StarterBatteries,UL1236;b)Batterychargersforchargingindustrialbatterieswhichpowermaterialhandlingtrucks,tractors,personnelcarriers,andsimilarmotiveequipment,ascoveredbytheStandardforIndustrialBatteryChargers,UL1564;c)Chargersorchargingfunctionsincorporatedintoconverterorinvertersforuseinrecreationalvehiclesandboats,ascoveredbytheStandardforPowerConverters/InvertersandPowerConverter/InverterSystemsforLandVehiclesandMarineCrafts,UL458;andd)Chargecontrollersorchargingfunctionsincorporatedintoequipmentforuseinindependentpowersystems,ascoveredbytheStandardforInverters,Converters,andControllersforUseinIndependentPowerSystems,UL1741.1.5Abatterychargernotwhollywithinthescopeofoneofthestandardsspecifiedin1.4shallbeinvestigatedtotherequirementsofthisStandardsupplementedbytheapplicablerequirementsofwhicheverofthestandardsin1.4ismostapplicable.1.6Theserequirementsdonotcoverapowersupplyforafire-protectiveorburglary-protectivesignalingsystem,electrostatic-aircleaningequipment,recreationalvehicles,electricdischargeorneontubing,testequipmentforcommercialorindustriallaboratories;oranapplianceorsysteminwhichthepowersupplyisused.1.7Theserequirementscoverpowersuppliesforcentralizedacordcpowersystems,includingdcpowersupplies,rectifiers,andthelike,thatformpartofthesesystems.1.8Apowersupplythatisintendedforusewithaspecifictypeofproductotherthanasreferencedin1.2isinvestigatedunderthestandardforthatendproduct.1.9Theserequirementsdonotcovertheeffectthatapowersupplymayhaveonanequipmentorasystemtowhichitisconnected.1.10Apowersystem,theprimaryfunctionofwhichismaintainingcontinuityofanalternatingpowersourceincaseofinputpowerfailure,iscoveredundertheStandardforUninterruptiblePowerSystems,UL1778.
【中国标准分类号】:K85
【国际标准分类号】:29_200
【页数】:
【正文语种】:英语


【英文标准名称】:StandardSpecificationforTypeIIIPolymerModifiedAsphaltCementforUseinPavementConstruction
【原文标准名称】:铺路施工用III型高聚物改良沥青水泥标准规范
【标准号】:ASTMD5841-2000
【标准状态】:作废
【国别】:美国
【发布日期】:2000
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:路面;沥青水泥;高聚物;敷沥青
【英文主题词】:polymers;pavement;asphalticcement;asphaltpaving
【摘要】:
【中国标准分类号】:Q13
【国际标准分类号】:93_080_20
【页数】:2P;A4
【正文语种】:英语