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Hydrocal 1008Multi-Gas-in-Oil Analysis System with Transformer Monitoring Functions

transmission of alarms or the execution of control functions (e.g. control of a cooling system of a transformer)• 8digitalrelayoutputs• 5digitalopto-coupleroutputsKey Advantages• Hydrogen(H2),carbonmonoxide(CO),carbondioxide (CO2), methane (CH4), acetylene (C2H2), ethylene (C2H4) and ethane (C2H6) , measurement.

• Moisture-in-oilmeasurement• CommunicationinterfacesETHERNET10/100Mbit/s (bothcopper-wired/fibre-optical) andRS485tosupportproprietarycommunicationprotocols and to be open/ prepared forsubstation communication protocols IEC61850,MODBUS,DNP3etc.

• Optionalon-boardGSMandanalogmodemsfor remote communication

• 6analogACvoltageinputsfortheconnectionof capacitive HV bushing sensors for HVbushing monitoring application.

HYDROCAL 1008 is a permanently-installedmulti-gas-in-oilanalysissystemwithtransformermonitoringfunctions.Itallowsfortheindividualmeasurement of moisture and the key gaseshydrogen (H2), carbon monoxide (CO), carbondioxide(CO2),methane(CH4),acetylene(C2H2),ethylene (C2H4) andethane (C2H6) dissolved intransformer oil.

Ashydrogen(H2)isinvolvedinnearlyeveryfaultof the isolation system of power transformers and carbon monoxide (CO) is a sign of aninvolvement of the cellulosic/ paper isolationthe presence and increase of acetylene (C2H2) andethylene(C2H4)furtherclassifiesthenatureof a fault as overheating, partial discharge orhigh energy arcing. The device can serve asa compact transformer monitoring system by the integration / connection of other sensorspresentonatransformerviait’sanaloginputs:• 4analoginputs0/4-20mADC• 6analoginputs0/4-20mADC/0-100VACconfigurablebyjumpersItisfurtherequippedwithdigitaloutputsforthe

BM-HC1008/3

Sensor firmware main menu

User menu•Transformeradministratordata•Customer/SiteadministratordataExternal menu•Voltageandcurrentmeasurement•Bottomandtopoilmeasurement•OilhumiditymeasurementGas-in-Oil menu•Chartdiagram•ResulttableAlarm menu•Reporttable•AlarmacknowledgementTransformer menu•Agingrate•Hotspottemperature•Loss-of-LiveConfiguration menu•Alarmlevelsetting•Communicationsetting•TransformersettingInstallation

Gas-in-Oil menu

Individual chart diagram for hydrogen(H2), carbon monoxide (CO), carbon di-oxide (CO2), methane (CH4), acetylene (C2H2),ethylene(C2H4)andethane(C2H6) andmoisture.

Display of alarm list. Details of eachalarmandindividualsettings.

Thebushingmonitoringsetupmenuallowsthe inputofallbasicparameters requiredfor the bushing monitoring.

Alarm setup / edit menu Bushing monitoring setup menu

PC-Software

Transformer administration data

•Alladministrationdataofatransformercanbeentered•Networkofdifferentpowerplantsandtransformerbankscanbeconfigured•Selectivecontacttoeachtransformerinthenetwork•Obtaininginformationoftotaltransformersituation

Transformer monitoring functions

Voltages and Currents(viavoltageandcurrenttransformers/transducer)Temperature MonitoringBottomandoiltemperature(viaadditionaltemperaturessensors)Free configurationAnalogueinputscanbefreeallocatedtoanyadditionalsensorFurther Calculations:Hot-Spot (acc.IEO60076Loss-of-Life Ageing Rate Cooling Stage / Tap Changer Position(e.g.viacurrenttransducer)

jointR&Ddesigntogetherwithpower transformer manufacturerPAUWELS

HV Bushing MonitoringHV Bushing / Test tap / Name plate

Bushing sensor(jointdevelopmentwithZTZServicesInternational,USA)

Test methods: Leakage current Sum of currents

Test method: tanδ (dissipation factor) PF (power factor)

Operationprinciple

Resistive Bridge

CapacityC1andtand/PFunder factorytestingaredocumentedonnameplateofbushing

Voltagerange 69kV–765kVAC (Bushing/Primary) Max.2.5kVAC (Sensor/Secondary)Currentrange 0–140mAACThread 0.75”/1.25”/2.25”(otherconfigurationsavailableuponrequest)

Configuration1:Monitoringofhighvoltageside

Configuration1:ReferenceHVbushing(from other transformer)

Configuration2:Monitoring of high voltage and lowvoltageside

Configuration2:ReferenceCCVT/CCPT

4/F South Park Plaza, Santiago Street Paseo de MagallanesCommercial Center Makati City, 1232 Philippines

#8 Lapu-Lapu St., Magallanes Village, Makati City, 1232 PhilippinesTel.: +6318675619, 8675620 Fax:+63 2 8364323

Email: info@ppi.ph www.ppi.ph

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Operation Principle•Miniaturizedgassampleproductionbasedonheadspaceprinciple(nomembrane,negativepressure-proof)•Patent-pendingoilsamplingsystem(EP1950560A1)•InfraredNIRgassensorunitforCO,C2H2andC2H4

•Micro-electronicgassensorforH2

•Thin-filmcapacitivemoisturesensor

Technical Data HYDROCAL 1008

Connections

Measurements

Analogue and Digital Outputs (standard)

Analogue Inputs and Digital Outputs (optional)

GeneralAuxiliarysupply 88VACmin…276VACmax

Optional:88VDCmin…350VDCmax

Powerconsumption max.350VA

Housing Aluminium

Dimensions W263xH263xD327.5mm

Weight Approx.15kg

Ambienttemperature(Ambient)

-55°C...+55°C

Oiltemperature -20°C...+90°C

OilPressure upto800kpa(negativepressureallowed)

Connectiontovalve DINISO228:G1½Optional:NPT1½

Safety CEcertified

Isolation protection IEC61010-1:2002

Degreeofprotection IP-55

Gas/Humidity-in-OilMeasurement

MeasuringQuantity Range Accuracy

HydrogenH2 0...2.000ppm ±15%±25ppm

Carb.MonoxideCO 0...5.000ppm ±20%±25ppm

Carb.DioxideCO2 0...20.000ppm ±20%±25ppm

MethaneCH4 0...2.000ppm ±20%±25ppm

AcetyleneC2H2 0...2.000ppm ±20%±5ppm

EthyleneC2H4 0...2.000ppm ±20%±10ppm

EthaneC2H6 0...2.000ppm ±20%±15ppm

Moisture 0...100ppm ±3%±3ppm

Analogue Outputs Communication•ETHERNET10/100Mbit/s(copper-wiredorfibre-optical)•RS485(proprietaryorMODBUSprotocol)•On-boardGSMoranalogmodem(optional)

AnalogueDCOutputs Defaultfunctions

AlternativefunctionsType Range

CurrentDC 0/4...20mADC H2Con. Freeconfig.

CurrentDC 0/4...20mADC COCon. Freeconfig.

CurrentDC 0/4...20mADC CO2Con. Freeconfig.

CurrentDC 0/4...20mADC CH4Con. Freeconfig.

CurrentDC 0/4...20mADC C2H2Con. Freeconfig.

CurrentDC 0/4...20mADC C2H4Con. Freeconfig.

CurrentDC 0/4...20mADC C2H6Con. Freeconfig.

CurrentDC 0/4...20mADC MoistureCon. Freeconfig.

DigitalOutputs Max.SwitchingCapacity

Type ControlVoltage

Relay 5x12VDC 220VDC/VAC/2A/60W

AnalogueDCInputs(Externalsensors) Accuracy Remarks

Type Range ofthemeasuringvalue

Current 4x0/4...20mADC ≤0.5%

AnalogueACInputs(Cap.HVBushing) Accuracy Remarks

Type Range ofthemeasuringvalue

VoltageorCurrent

6x0...80V+20%6x0/4…20mA+20%

≤1.0% Configurableviajumper

DigitalOutputs Max.SwitchingCapacity

Type ControlVoltage

Opto-coupler 5x5VDC UCE:4V(rated)/35V(max.)UEC:7V(max.)UCE:40mA(max.)