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GF312V2s High Precision Three Phase Reference Standard Energy Meter Unit1
Meter for ElectricityElectricity Meter Calibration EquipmentPortable Three Phase Calibrator
Beijing GFUVE Electronics Co., Ltd.
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Product Description Product DescriptionGF312V2S portable three phase reference meter on-site is the newest product produced by our company by widely visiting users and referring to the advantages of the same kind of products home and abroad. The measured part of the product adopts high speed 24bit A/D transmission to send DSP to conduct digital processing, unique power compensation algorithm with patented technology, which largely improves measured degree of accuracy and stability. Central processing part adopts 32-bit ARM embedded technology to make instrument interface novel, function abundant, operation distinct and easy, and performance steady. Class of accuracy: class 0.02 or 0.05, range from 3×12A/3×600V or 3×120A/3×600V, with comfort portable design and light weight. The model GF312V2S portable reference meter is suit for electricity power utilities metrogical departments, industrial and mining enterprises departments and electric lab to field use. FEATURESCT PT burden testing;Screen capture function;Measurement U & I wave;With smart optical sampler;Self adjusted clamp-on CTs;7 inch color TFT touch LCD;BT port and android APP optional;RS232 port for PC software control;Accuracy class: 0.02%, 0.05%, 0.1%;USB and RS232 communication ports;Measurement for energy register error;Measurement of clock error of energy meter;Measurement of turn ratio & phase error for CT;Large capacity storage device for mass memory;Measurement of all kinds of energy meter errors;Power supply (lithium battery)/85-265V AC/U1Un (40-450V);Check wiring failures and calculation of electricity compensation;Display of vector diagram, phase sequence, waveform oscilloscoper;Measurement of U, I, P, Q, S, phase angle, power factor, frequency etc;Input two pulse signal for master and slave meter synchronously calibration;5A, 20A, 100A, 200A, 500A, 1000A, 2000A, 3000A, 6000A current clamp optional;Measurement U & I of harmonics of 2nd to 63rd, harmonics spectrum bar and trend charts;SpecificationsPower plant;Electrical laboratory;Energy meter factory;Electricity power utilities;Metrological service center;Power engineering company;Distribution power corporation;Electrical engineering service company;National metrology and testing department;Electricity power bureau & power company;Electrical department of industrial and mining enterprises;PARAMETERSAccuracy class0.02%, 0.05%, 0.1%Power supplyExternal power, 85-265V, 45-65HzPhase voltage supply 40-450V, 45-65HzLi-Battery supply optionalVoltage measurementRange0-600VError±0.05%; ±0.02%Harmonic2nd - 63rdInput impedance range245kΩ@ 250V; 10MΩ @5VStability0.01%/minuteLong term stability<100 × 10E -6/YearCurrent measurementRange (direct connection)1mA-12A or 1mA-120ARange (clamp on CTs)1mA-120AClamp on CTs optional5A, 20A, 100A, 200A, 500A, 1000A, 2000A, 3000AError (direct connection)±0.05% or ±0.02%Error (clamp on CTs)±0.1% (1mA-120A )±0.2% (other)Harmonic2nd - 63rdClamp diameter18mm or othersInput impedance range0.04Ω@ 0.05A-12AStability0.01%/minuteLong term stability<100 × 10E -6/YearPower measure errorActive power (direct connection)±0.05% or ±0.02%Active power (clamp on CTs)±0.1% (1mA-120A)Reactive power (direct connection)±0.1% or ±0.05%Reactive power (clamp on CTs)±0.2% (1mA-120A)Stability0.01%/minuteLong term stability<100 × 10E -6/YearEnergy measure errorActive energy (direct connection)±0.05% or ±0.02%Active energy (clamp on CTs)±0.1% (1mA-120A)Reactive energy (direct connection)±0.1% or ±0.05%Reactive energy (clamp on CTs)±0.2% (5mA-120A)Stability0.01%/minuteLong term stability<100 × 10E -6/YearPhase angleRange0°-360°Resolution0.001°Error±0.015°FrequencyRange15Hz-70HzResolution0.0005HzError0.001HzReference meterMeasuring modes2WA/2WR/2WAP3WA/3WR/3WAP/3WRCA/3WRCB4WA/4WAb/4WR/4WRb/4WAP/4WAPb/4WRCBrandwidth3000HzSampling16 bit 504 samplers/periodPulse outputEnergy constant250000Pulse ratio1:1Output level5VPulse output constant programmable1-250000 when f=60KHzPulse inputInput channel3Input level3-12VInput frequencyMax. 2MHzDisplayResolution800×480LCD7" TFT color touchFunctionVector diagramYesWaveformYesEnergy accumulationYesCT ratio testYesCT PT programmableYesLocal parameter inputYesWiring emulationYesSelf-calibrationYesRecorder checkYesData storageYesGPSYes, optionalData storage qty10000External extend memoryYesScreen printingYesCommunication portUSB/RS232/BTCommunication with PCYesUpload dataYesExternal mini printerYes, optionalExternal keyboardYes, 26pcs keysSafetyIP class according to DIN EN 60529IP65Declaration of conformityCE & CNAS conformProtection class according to DIN EN 61140IIOvervoltage category voltage measurementCAT III 600VOvervoltage category currentCAT III 600VMechanical parametersDimensions (W×H×D)(mm)365 × 269 × 151Weight (kg)4.5Environmental conditionsAmbient temperature-25°C to +50°CStorage temperature-30°C to +65°CRelative humidity30%-95%Power consumstion≤13VA
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