Active Member
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[China]
Contact name:
YUEQING RENHE ELECTRIC CO., LTD. |
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Performance Characteristics | ||||
High precision measurement of single phase voltage, single phase current, active power, reactive power, apparent power, power factor, frequency of electric parameters | ||||
Forward and reverse active or reactive energy measurement | ||||
Division of electric energy metering, time-sharing power timing meter reading | ||||
Measurement of three-phase voltage, three-phase current total harmonic distortion (THD), 2-31 odd harmonic component | ||||
Provide the digital tube display, local data query | ||||
Menu button intuitive, simple operation | ||||
Current, voltage gain programmable setting | ||||
Programmable voltage ratio | ||||
Support for fire control, remote cut off the fault circuit | ||||
Provide multiple loop control nodes, can be used for the alarm, trip control | ||||
Support for RS-485 communication, Modubus-RTU protocol | ||||
Support for switching input, output, analog quantity transmitting output | ||||
Convenient installation, wiring is simple, small engineering quantity | ||||
A wide range of AC/DC power supply: AC/DC 80-270V | ||||
To be completed by SCADA, PLC in a variety of communications software network | ||||
Technical Index | ||||
Accuracy of measurementent | voltage level 0.5, current level 0.5, active power 0.5, reactive power level 0.5,Frequency ±0.02Hz, active electric energy class 0.5s or class 0.2s, reactive energy grade 1 or grade 2, power factor 0.5 | |||
Signal input | Connection mode of four phase three wire, three phase three line | |||
Rated voltage of AC 57.7V, AC 100V, AC 220V, AC 380V | ||||
Over load 1.2 times ( Continued ), 2 times / second ( instantaneous ) | ||||
Power <1VA/ phase | ||||
Impedance >300KΩ, current: <20mΩ | ||||
The frequency of 45~65Hz | ||||
Auxiliary power supply | Working range of AC/DC 80V~270V | |||
Power consumption <4VA | ||||
Function module | Communication interface 1 way RS-485 communication, Modbus-RTU protocol | |||
Baud rate: 1200~9600bps, the default 2400bps | ||||
Switch input support 4 stem node input | ||||
The switch output support 3 relay output, capacity: AC 250V/5A, DC 30V/5A | ||||
Transmission output support 3 analog output: 0/4~20mA or 0~5/10V | ||||
Environment | Working temperature:-10°C ~+55°C | |||
Storage temperature:-25°C ~+70°C | ||||
Relative humidity is less than 93%, no corrosive gas | ||||
Elevation≤2500m | ||||
Safety | Insulation resistance >100MΩ | |||
AC withstand voltage AC 2KV | ||||
Electromagnetic compatibility | ESD level 4 | |||
Electrical fast transient burst level 4 | ||||
Selection of Specification | ||||
Digital Panel Meter with A V Hz Cos W Var Kwh Varh(9999 display programmable) | ||||
Model NO. | Display | Frame size(mm) | Hole size(mm) | Communication interface |
RH-D3Y | LCD | 96*96 | 92*92 | Yes |
RH-D7Y | LCD | 72*72 | 68*68 | Yes |
RH-D2Y | LCD | 120*120 | 111*111 | Yes |
Package:
* Standard export cartons meet long-distance demand;
* Standard Neutral package or Customized.
Shipping:
* By sea: Ningbo ,Shanghai;
* By Air: DHL,UPS , TNT,Fedex, etc;
* Ship as your requirements.
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