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Hot selling three phase four wire digital electronic panel meter with rs485

Hot selling three phase four wire digital electronic panel meter with rs485

Brand Name:gomelong
Minimum Order Quantity:10 Pieces
Place of Origin:Zhejiang, China
Display Type:Digital Only
Phase:Three Phase
Measuring Energy Range:0-999kwh
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Product Description

Three phase four wire multifunction meter
ItemsTechnical parameters
input signalWiring networkThree-phase three-wire; three-phase four-wire
VoltageRangeAC 100V, AC400V
overloadConstant overload: 1.2 times; instant overload: 10times/10s
Power consumption< 1VA/ (each phase), impedance >500KΩ
Accuracy ClassRMS measure , Class 0.5.
CurrentRangeAC1A,,AC5A
overloadConstant overload: 1.2tiimes; instant overload: 10times/10s
Power consumption< 0.4VA/ (each phase), impedance <2KΩ
Accuracy ClassRMS measure , Class 0.5.
Frequency40-60Hz; the accuracy grade is Class 0.1 Hz
PowerActive power ,apparent power accuracy 0.5 Class,reactive power accuracy is 1.5 Class
ElectricityFour-quadrant measurement,active energy accuracy is 1.0 Class,reactive energy a is 1.0 Class.
DisplayProgrammable, switch, cycle (led) display
Auxiliary powerPower supplyAC/DC110V/220V/380V/85-264VAC
Power consumption<5VA
DisplayLED display, LCD display (selectable)
output signalCommunicationRS-485 MODBUS-RTU Agreement
Electric energy pulse/
On-off inputTwo-way on-off input;; opto-couplers isolation and passive dry contact (selectable)
On-off outputTwo-way on-off output;; optocouplers relay (selectable)
Analogy outputFour-way analogy output 0-20mA/4-20mA (selectable)
EnvironmentWorking environment-25-55 ° C
Storage environment-20-70 ° C
Humidity≤ 85% RH, no condensation, no corrosive gas sites
Elevation≤3000m
SafetyWithstand voltageInput/power>2kV,Input/output>2kV,power/output>1kV.
Insulation resistanceThe auxiliary power supply, input and output on the instrument's cover >50MΩ

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