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China Industrial Products Supplier Manufacturer List Catalog
Meter for ElectricityEnergy Meter Power MeterElectricity MeterAmmeter
Nanjing Linkelec Technology Co., Ltd.
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Product Description Multi functional power meter1.Product profileMulti functional power monitoring instrument is a power monitoring instrument that integrates data acquisition and control functions, suitable for power systems of various voltage levels. This series of instruments can replace various meters, relays, transmitters, and other components. The instrument comes standard with RS485 communication and can achieve a maximum communication speed of 1.5Mbps by expanding Profibus communication, fully meeting the real-time data acquisition needs on site; Can accurately measure up to 63 harmonics; Users can achieve remote monitoring through software. The instrument is designed with humanization, and the terminals adopt a plug and play connection method, which is convenient for on-site wiring and maintenance; Provide multiple flexible and configurable expansion modules. This instrument has been widely used in various industries.2.Product specifications Performance Parameter Performance Index Accuracy Class U, I: 0.2; P, Q, PF: 0.5; F: ± 0.01 HZ; Active Power: 0.5S; Reactive Power: 2Display ModeTFT ShowMode Of Connection Three phase three wire, Three phase four wireRated Voltage AC100V,AC400V,AC690VFrequency Range 45~65HzOverload Capacity1.2Un (continuous); 2Un (10s allowed)Measuring Range 5V~1.2UnFunctional ConsumptionAnd 0.1VA per phaseRated Current AC1A ,AC5AFrequency Range 1.2In (continuous); 20In (allowed 1S)Overload Capacity5 mA to 6 A (Rated 5A);1mA~1.2A (rated 1A)Measuring Range And 0.2VA per phaseOperating Voltage RangeAC/DC 85V~265VInterface FormRs 485, Radio frequency (optional)Protocol The Modbus-RTU, DL 645, et alWorking Temperature Ambient temperature: 25oC ~70oC, relative humidity: 95%, no corrosive gas site, altitude of 2500mStorage Temperature -35oC~80oCHigh * Wide * Deep100mm*100mm*67.5mmOpen Hole Size90±0.5mm*90±0.5mmWay To InstallGuide rail installation and embedded installation3.Selection specificationsfunctional moduleSerial numberFunction pointsFunction point descriptionMulti functional power meterReal-time measurement1Phase voltagePhase voltage:Ua,Ub,Uc-2Line voltageLine voltage:Uab,Ubc,Uca-3Voltage sequence componentVoltage sequence component:U1,U2,U0-4Phase currentPhase current:Ia,Ib,Ic√5Current sequence componentCurrent sequence component:I1,I2,I0√6Active powerActive power:Pa,Pb,Pc,P-7Reactive powerReactive power:Qa,Qb,Qc,Q-8Apparent powerApparent power:Sa,Sb,Sc,S-9Power factor Power factor :Pfa,Pfb,Pfc,Pf-10PhaseVoltage/Current:∠Ua,∠Ub,∠Uc,∠Ia,∠Ib,∠Ic-11FrequencySystem frequency:F-Electricity metering12Active energyBidirectional active power of phase separation and phase combination-13Reactive powerPhase separated and combined bidirectional reactive power-14Apparent electrical degreePhase separation and combination are considered as electrical energy-Frozen15Monthly freezeThe monthly freeze date can be set from 1st to 28th, and the electric energy of the current month will be automatically recorded at midnight on each set date. It can record for 36 consecutive months-16Daily freezeCan be frozen continuously for 365 days, with cyclic coverage-17Freeze by hourCan be frozen continuously for 31 days and 744 hours, with cyclic coverage-Graphic display18Historical electricity consumptionHourly, daily, and monthly historical electricity consumption bar chart-19Total active powerTrend chart, capable of recording historical waveforms of data for 31 days-20Positive active energyPie chart, for 12 consecutive months-Power quality21Harmonic contentThe harmonic content of three-phase voltage and current is 2-31 times-22Harmonic distortion rateTotal, odd, and even harmonic distortion rates-23Out-off-balanceVoltage and current imbalance-24crest factor Peak coefficient of three-phase voltage-25Telephone harmonic factorTelephone harmonic factor THF-26K coefficientThree phase current K coefficient-27Frequency deviationSystem frequency deviation-Remote signaling28Entering and exitingHaving remote signaling status for input and output○29Over limit alarmHas a remote signaling status of level 8 over limit alarm√Exceed the time limit30Over limit alarmLevel 8 over limit alarm function, capable of monitoring power parameters and remote signals, generating alarms when conditions are met, and can be linked with the output for alarm export linkage√Event record31SOE recordIt has 64 SOE record functions, including switch displacement, remote control, over limit alarm, etc., and is accompanied by time stamp records-32Maximum value recordCapable of real-time statistics of the maximum and minimum values of relevant parameters (phase/line voltage, current, active power, reactive power, apparent power, power factor, frequency, demand), and recording them with time stamps-Clock33ClockEquipped with hardware precision clock○Input/Output34Switching input2-channel switch input, selectable as active node input○35Switching output2-channel switch output, supports level/pulse type, supports remote control or serves as a local over limit alarm outlet○36Pulse outputEquipped with an active power pulse output port, used for accuracy detection of electric energy meters○Communication interface 37RS485 communicationStandard configuration includes 1 RS485 communication channel, supporting MODBUS-RTU protocol; Support online program upgrade through RS485 interface√38Wireless Radio FrequencySupport wireless communication○Current transformer39Small current transformer5/2.5mA, equipped with 3 small current transformers○Note: Blank indicates that this function is not available, "√" indicates that this function is standard, and "○" indicates that this function is optional 4.Product installation and schematic diagram5.Solution6.About our service * We could provide 7* 24-hour phone call after-sales service. * We provide a 2-year guarantee time and will change the meter for you within 1 year if there's something wrong with the product. Except for natural disasters or man-made reasons.* Recommend the most advanced application technology and management model in the industry to customers, and provide customers with detailed solutions.7.Package and ship
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