YUEQING RENHE ELECTRIC CO., LTD.
YUEQING RENHE ELECTRIC CO., LTD.
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| High precision measurement of three phase voltage, three phase current, active power, reactive power, apparent power, power factor, frequency of electric parameters |
| Forward and reverse active or reactive energy measurement |
| 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 |
| Accuracy of measurement | 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℃~+55℃ |
| Storage temperature: -25℃~+70℃ | |
| 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 |
Intelligent Digital Panel Meter with A V Hz Cos W Var Kwh Varh(9999 display)
| Model No. | Display | Frame size (mm) | Hole size (mm) |
| RH-3D2Y | LCD | 120*120 | 111*111 |
| RH-3FD2Y | LCD | 120*120 | 111*111 |
| RH-3HD2Y | LCD | 120*120 | 111*111 |
| RH-3FHD2Y | LCD | 120*120 | 111*111 |
| RH-3D3Y | LCD | 96*96 | 92*92 |
| RH-3FD3Y | LCD | 96*96 | 92*92 |
| RH-3HD3Y | LCD | 96*96 | 92*92 |
| RH-3FHD3Y | LCD | 96*96 | 92*92 |
| RH-3D7Y | LCD | 96*96 | 76*76 |
| RH-3D6Y | LCD | 96*96 | 68*68 |
Extended Modules:
AC/DC power supply (switching power supply) $4
AO: $7 more for each stem node
DI: $4 more for each stem node
DO: $4 more for each stem node
“*” means unconventional products of our corporation