GDGKSeriesCircuitBreakerTestEquipment.Introduction:GDGK-303isdesignedasperICE62271andGB1984,whichisusedtotestthemechanicalpropertiesofcircuitbreaker.Ithasfeaturesoflight,easy-operationandhighprecision.Itisverysuitabletodofastdeterminationonsite.Function:1)Closingandopeningtimemeasurementof12channels2)Maxdifferenceofclosingoropeningtimemeasurementofthreephases3)Bouncetimeandfrequencymeasurementofbreakerclosing4)Circuitbreakerclosingandopeningspeedmeasurement5)Tr***el-time,Coilcurrent-timecurveofcircuitbreakeroperationmeasurement6)Clearanceofcircuitbreakermeasurement7)VariableDCcircuitbreakeroperationpowersupply8)PrinttestresultsbyinternalmicroprintersModelsandTechnicalParametersModelGDGK-303GDGK-306GDGK-307Timemeasuringrange6000ms6000ms400msTimemeasuringresolution0.1ms0.1ms0.1msSpeedmeasuringrange0~20m/s0~20m/s0~20m/sSpeedmeasuringresolution0.01m/s0.01m/s0.01m/sTr***elmeasuringrange250.0mm600.0mm600.0mmTr***elmeasuringresolution1mm1mm1mmDCPowerDC20~230V,0~10ADC30~250V,0~20ADC30~250V,0~20AWorkingPowerSupplyAC220V&plu***n;10%50/60HzWorkingTemperature0~50°CRelatedHumidity≤85%RHSize360×280×300mm360×280×300mm360×280×300mmWeight7kg10kg10kg)