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1、Edition1.02025-04INTERNATIONALSTANDARDNORMEINTERNATIONALEElectricalrelays-Testsandmeasurements-Part49:LongtermstabilityofsealingRelaiselectriques-Essaisetmesurages-Partie49:StabilitealongtermedePetancheite(vUs)寸olneoea寸，eegco9。山一THISPUBLICATIONISCOPYRIGHTPROTECTEDCopyright2025IEC,Geneva,SwitzerlandA
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15、04INTERNATIONALSTANDARDNORMEINTERNATIONALEElectricalrelays-Testsandmeasurements一Part49:LongtermstabilityofsealingRelaiselectriques-Essaisetmesurages-Partie49:StabilitealongtermedePetancheiteINTERNATIONALELECTROTECHNICALCOMMISSIONCOMMISSIONELECTROTECHNIQUEINTERNATIONALEICS29.120.70ISBN978-2-8327-0365-6Warning!Makesurethatyouobtainedthispublicationfromanauthorizeddistributor.Attention!Veuillezvousassurerquevousavezobtenucettepublicationviaundistributeuragree.RegisteredtrademarkoftheInternationalElectrotechnicalCommissionMarquedeposeedeIaCommissionElectrotechniqueInternationale
