压力释放阀说明书(中英).doc

压力释放阀PRESSURERELEASEVALVE使用说明书OPERATIONINSTRUCTION沈阳明远电器设备有限公司SHENYANGMINGYUANELECTRICEQUIPMENTCO.,,阐述其用途、性能、规格、技术参数、使用及安装,供用户参考。pany,indicatingitsapplication,performances,specifications,technicalparameters,usageandinstallationforuses’、电力电容器及有载分接开关等,用来保护油箱。当油浸式变压器在运行中出现故障时,由于线圈过热,使一部分变压器油汽化,变压器油箱中压力迅速增加,这时压力释放阀在2ms内迅速动作,释放压力,保护油箱不致变形或爆裂。油箱内的压力再升高而达到开启压力时,压力释放阀应再次动作,直到油箱内的压力降到正常值。由于压力释放阀动作后能可靠关闭,油箱外的水和空气不能进入油箱,变压器内部不会受大气污染。ApplicationandperformancePressurereleasevalvesplayavitalroleintheprotectionofoil-immersedelectricalequipments,suchastransformers,highvoltageswitchgears,capacitorandonloadtap-changers,-,fromdeformationofrupture?urringinsuchelectricalequipment,theyareinstantaneouslyvaporizetheoilcausingextremelyrapidbuild-upofgaseouspressure?Ifmountingthistypepressurereleasedeviceontheoil-tank,whenthepressurereachestoitsopeningpressure,、规格及基本参数Type,□—□/□□□特殊环境代号(Specialenvironment)带机械信号标“J”(“J”:mechanicalsignal)带信号开关标“K”(“K”:electricalsignal)两者都带标“KJ”(“KJ”:Bothwithsignal)喷油有效口径(Caliberofoil-gushingtube)mm开启压力(Openingpressure)kPa设计序号(Designserialnumber)阀(valve)释放(release)压力(pressure)注:特殊环境代号note