LNF66 Digital 3-phase Voltage Ammeter Digital LCD Display Three-phase Multi-Function Electric Meter with Harmonic Measurement

Working temperature-10C ~ 55CStorage temperature-25C~70CRelative humidity95%RH, No condensationaltitude2500mAnti-fouling levelNon-corrosive gasProtection gradeDisplay surface frame IP54, instrument case IP20insulationSignal, power supply, the output terminal for shell > 100 m resistancewithstand voltageinput and power supply2kV, input and output2kV, power and output2kVDisplayDisplay mode LCDWorking power supplyNominal rangeAC/DC80~270VPower consumption5VAwithstand voltage2kVVoltage inputresolution3x230/400Vresolution 0.1 Vimpedance 1.7 M/phasePower consumption 0.1
VA /phaseOverloadDuration: 1.2V n, instantaneous: 2Vn/1minFrequency45 Hz-65 HzCurrent inputrange3x5A/1A resolution1mAimpedance20m/phasePower consumption 0.2
VA/phaseOver currentDuration: 1.2I n, instantaneous: 10In/5sPower pulse outputPulse width80ms20% Port maximum voltage35VPort maximum current10mAPulse frequency10Hzoutput objectPositive active energy, positive reactive energyCommunication interfacePhysical interfaceRS-485communication rateMAX. 9.6 kbpsCommunication protocolRTU isolation voltage2000 VAC (1 min) Size 9.5 * 9.5 * 8.5 cm/ 3.7 * 3.7 * 3.3 inWeight Approx.
380g/ 13.4 oz Features: LNF66 multifunctional power meter can measure basic power parameters, bidirectional power, four-quadrant reactive power and harmonic parametersWith the functions of communication, power pulse outputThe instrument adopts ultra-thin design and easy to install. As an advanced intelligent and digitized front-end acquisition component of power grid, it can be applied in power monitoring system and energy management system to realize the collection of power data. Liquid crystal display and high protection level for durability