DSHD-421 Insulating Oils Volumetric Resistivity Tester

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1. DSHD-508AshContentTesterDSHD-508石油产品灰分试验器V16

DSHD-508petroleumproductsAshContentTester

DSHD-508AshContentTesteroflubricatingoils

DSHD-508AshContentTesterforpetroleumoil

关键词：DemulsibilityTester,SyntheticliquidDemulsibilityTester,AshContentTester,

CarbonResidueTester,Self-ignitionpointtester

A:ProductIntroduction:

　DSHD-508AshContentTesterisdesignedandmadeasperthenationalstandardofPeople’sRepublicofChinaGB/T508TestMethodforAshContentofPetroleumProducts.

ThefunctionofDSHD-508AshContentTesteristodetermineashcontentinthepetroleumproductsasperGB/T508.Itcouldnotbeusedtodetermineashcontentinthepetroleumproductscontainingash-formingadditives(includingadditivescontainingcertainphosphoruscompounds),lubricatingoilscontainingleadandusedenginecrankcaseoils.

B:Maintechnicalspecificationsandparameters:(1)Resistancefurnace1.Ratedpower:2.5kW2.Powersupply:AC220V±10%,50Hz3.Heatingrange:ambienttemperature～1000℃4.Controllingtemperature:775±25℃5.Temperaturecontrollingdevice:thermocouple6.Temperaturerisingtime:≤60min7.Furnacetemperatureuniformity:≤15℃8.Ambienttemperature:5℃～40℃9.Relativehumidity:≤80%10.Furnacechambersize(mm):200mm×120mm×80mm(L×W×H)(2)Heatingplate1.Powersupply:AC220V±10%,50Hz2.Ratedpower:2.5kW3.Heatingmode:bythreegroupsofheater.Thepowerofeachgroupis0.8kW.Theycanbeusedseparatelyoratthesametime.4.Heightabovesealevelatworkingsite:nothigherthan1000meter5.Ambienttemperature:5℃～40℃;6.Relativehumidity:≤80%7.Platesize:450mm×350mm(3)CeramiccrucibleSize:50ml,100ml

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