产品名称：桌面式紧急电话KNZD-29产品型号：KNZD-29尺寸规格：24X10X10CM材质：钢板简介：桌面式紧急电话TelephoneKNZD-29Theemergencycalltelephonewillbedesignedtoworkonrailway,metro,tunnel,etc.HousedinrobustaluminiumboxwithoneCALL/ANSWERbutton,itwillofferprotectionagainsttheoutdoorenvironmentandvandals.TheunitwillmeetallthelatestEuropean/UKstanda***telephony,waterproofingIP65,andlighteningprotectiontogetherwithofferingthelevelofperformanceandreliabilitydemandedinsuchanenvironment.lDTMF(DualToneMultiFrequency)lMatchingwithmostPABX,PBXandPAXsystems.lHotlinecall,Assoonasyoupickuphandsetthephonewillputthrough.Characteristics:lRobustMetalbodyverystrong.lWithorwithoutkeypad.Autodial，lLEDindicatortoinformyouthereisacomingcalllRobustandweatherresistant,WearableandmoistureproofIP65lDualpurposedesignforwallordeskmounting,simpleinstallationlIndustrystandardrobusthandsetwithstainlessarmouredcordlWelltreatedmetalhookswitch.lMatchingwithmostPABX,PBXandPAXsystems.StandardRJ11ConnectorApplicati***:AsPublictelephoneforindoororoutdoor,Taxiorbusstandsorstation,HighwaycallboxRailway,metro,ATMmachinesside,Tunnel,Port,Dock,Mines,Generationfacilities….AgoodidealtelephoneforuseinwetorcorrosiveatmospheresTechnicalspecification:1.Performcondition:temperature：-10℃~+50℃relativehumidity：45%~95%atmosphericpressure：86~106Kpa，environmentalnoise：≤60dB2.Maintechnicalindex:workfrequency：300HZ~3400HZsoundlevelofringing:80db3.DialnumberA:Pulsedial:thebreakratioofpulsedial:1.6&plu***n;0.2︰1.0speedofpulsedial：10&plu***n;1times/sB.DTMFdial:Lowfrequency：697.770.852.941HZ；Highfrequency：1209.1336.1477HZFrequencydeflection：≤1.5%；lowfrequencyelectricityplane：-9&plu***n;3dB；highfrequencyelectricityplane：-7&plu***n;3dBgapoflowandhighfrequencyelectricityplaneinfrequencygroup：2&plu***n;1dB；4.Featureofelectricalsound0Km5KTran***itechoassess≥+2dB≤+12dBReceiveechoassess≥-8dB≤-1dBSidevoiceconcealassess≥+3dB≥+10dBApprovalsEMC:EN50121(Railwayapplication-ElectromagneticCompatibility)EN55022:emissi***EN55024:immunityIngressProtection:GB4208-93IP67FCCITU-TRecommendati***K21Packingdetails:Telephoneunitsize:230x150x70mm1pcsineachinnerCTNbox,size:43.3x27.6x19.1G.W:4.5kg4pcsinouterCTNbox,size:56.6x44.5x42G.W:20.25kg20GP:2000PCS,40GP:4000PCS,40HQ:5200PCSUnitsize:13692142467)