美国BIRD鸟牌5kW负载8890-315,8890-320,8891-315,8891-320,8892-315,8892-320,8895-315,8895-320,8897-315,8897-3208890-315[320]Series8890-315[320]Series,5kW,Oil-CooledTerminati***with115VACor230VACBlowerAssy.areself-containedhigh-power50ohmcoaxialtran***issionlineterminati***requiringeither115VACor230VACforoperatingtheblowerunitwhichprovidesforced-aircoolingforpowerbetween1250and5000watts.Itprovidesaccurate,dependable,andpracticallynonreflectiveterminationfortestingandadjustingtran***ittersundernonradiatingconditi***.Theloadc***istsessentiallyofacylindricalfilmtyperesistorimmersedinadielectriccoolant.Theresistor,individuallyselectedforitsaccuracy,isenclosedinaspecialtaperedhousingwhichprovidesalinearreductioninsurgeimpedancedirectlyproportionaltothedistancealongtheresistor.OverloadthermoswitchP/N8890-008isoptional(Freeassemblywhenorderedasapackage)Oil-assisted(vented)forced-aircoolingforsafe,continuousoperationupto5000WfullratedpowerProductKey:ModelNo.889X-315=115VAC,BA-300SeriesBlowerUnitInstalledModelNo.889X-320=230VAC,BA-300SeriesBlowerUnitInstalled)