BS EN 31-1999 柱脚式洗脸盆.连接尺寸
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【英文标准名称】:Pedestalwashbasins-Connectingdimensions
【原文标准名称】:柱脚式洗脸盆.连接尺寸
【标准号】:BSEN31-1999
【标准状态】:作废
【国别】:英国
【发布日期】:1999-04-15
【实施或试行日期】:1999-04-15
【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】:孔;洗脸盆;角(几何学);插接件连接;尺寸;卫生器具;固定;废水排水;直径;座式洗脸盆
【英文主题词】:Connectingdimensions;Connections;Dimensions;Dischargeopenings;Hand-rinsebasins;Pedestal;Pedestalwash-basins;Pillarmixers;Sanitary;Sanitaryappliances;Sanitaryfacilities;Three-waymixingvalves;Wash-basins;Wastes(sanitaryappliances);Waterpractice
【摘要】:Specifiesconnectingdimensionsregardlessofthematerialusedfortheirmanufacture.
【中国标准分类号】:Q31
【国际标准分类号】:91_140_70
【页数】:10P.;A4
【正文语种】:英语
【英文标准名称】:Electricalapparatusforuseinthepresenceofcombustibledust-Classificationofareaswherecombustibledustsareormaybepresent
【原文标准名称】:有可燃性粉尘场合用电气设备.可燃性粉尘所在区域的分类
【标准号】:BSEN61241-10-2004
【标准状态】:作废
【国别】:英国
【发布日期】:2004-10-26
【实施或试行日期】:2004-10-26
【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】:
【英文主题词】:Areas;Casetightness;Classification;Classificationsystems;Combustible;Definitions;Degreesofprotection;Deposit;Dust;Dustexplosions;Dusty;Electricappliances;Electricenclosures;Electricalengineering;Electricalequipment;Electricalresistance;Electricalsafety;Electrically-operateddevices;Enclosures;Environmentalcondition;Equipment;Erection;Explosionhazard;Explosionlimits;Explosionprotection;Explosions;Explosiveatmospheres;Firesafety;Flammableatmospheres;Flammablematerials;Ignitionprotection;Measuringinstruments;Potentiallyexplosivematerials;Procedures;Safety;Safetymeasures;Selection;Specification(approval);Structuring;Testing
【摘要】:ThispartofIEC61241isconcernedwiththeclassificationofareaswhereexplosivedust/airmixturesandcombustibledustlayersarepresent,inordertopermittheproperselectionofequipmentforuseinsuchareas.Inthisstandard,explosivedustatmospheresandcombustibledustlayersaretreatedseparately.InClause4,areaclassificationforexplosivedustscloudsisdescribed,withdustlayersactingasoneofthepossiblesourcesofrelease.InClause7,thehazardofdustlayerignitionisdescribed.Thisstandardassumeseffectivehousekeepingbasedonasystemofcleaningfortheplant.Theprinciplesofthestandardcanalsobefollowedwhencombustiblefibresorflyingsmaycauseahazard.Thisstandardisintendedtobeappliedwheretherecanbeariskduetothepresenceofexplosivedust/airmixturesorcombustibledustlayersundernormalatmosphericconditions.Itdoesnotapplyto-undergroundminingareas,-areaswhereariskcanariseduetothepresenceofhybridmixtures,-dustsofexplosivesthatdonotrequireatmosphericoxygenforcombustion,ortopyrophoricsubstances;-catastrophicfailureswhicharebeyondtheconceptofabnormalitydealtwithinthisstandard(seeNote1),-anyriskarisingfromanemissionofflammableortoxicgasfromthedust.Thisstandarddoesnottakeintoaccounttheeffectsofconsequentialdamagefollowingafireoranexplosion.NOTE1Catastrophicfailureinthiscontextisapplied,forexample,totheruptureofastoragesiloorapneumaticconveyor.NOTE2Inanyprocessplant,irrespectiveofsize,therecanbenumeroussourcesofignitionapartfromthoseassociatedwithequipment.Appropriateprecautionswillbenecessarytoensuresafetyinthiscontext,buttheseareoutsidethescopeofthisstandard.
【中国标准分类号】:K35
【国际标准分类号】:29_260_20
【页数】:30P.;A4
【正文语种】:英语
【英文标准名称】:Forestrymachinery;Chainsaws;Measurementofhand-transmittedvibration
【原文标准名称】:林业机械链锯手感振动测量
【标准号】:ISO7505-1986
【标准状态】:作废
【国别】:国际
【发布日期】:1986-05
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC23
【标准类型】:()
【标准水平】:()
【中文主题词】:林业;测量;锯;林业设备;振动试验;试验;便携式链锯;振动;振动强度
【英文主题词】:vibrationtests;measurement;vibration;saws;forestry;forestryequipment;vibrationintensity;testing;tests;portablechainsaws
【摘要】:
【中国标准分类号】:Z32
【国际标准分类号】:65_060_80
【页数】:10P;A4
【正文语种】:英语
