- Type:Power Factor Meter
- Color:White/Black
- Frequency:45~65Hz
- Certificate:CE,CB,ISO9001
- Communication:RS485/Modbus-RTU
- Standard:Yes
- Rated current:AC 1A or AC 5A
- Rated Voltage:AC57.7v/100v/220v/380v
- Power Consumption:<1VA/phase
- Product name:Three phase electronic power factor meter
- Display Type:Digital Only
- Phase:Three Phase
- Brand Name:REHE
- Model Number:RH-3H21
- Measuring Energy Range:0-9999
- Accuracy Class:0.5
- Output Voltage:110V,127V,133V,230V,240V
- Operating Temperature:-10℃~+50℃
- Dimensions:120*120mm
RH-3H21 REHEWith 3 years Warranty Digital Three phase Digital Power Factor Meter
Product Description
| Dimension:customized | Custom processing:Yes | Measuring range:0-9999 | ||
| Model NO.: RH-3H | Accuracy class: 0.5 | Installation:Embedded | ||
| Brand name: REHE | Usage: High precision measurement of three phase power factor | Auxiliary power supply:DC 80V-270V, DC48V, DC24V, AC220V | ||
| Perfomance Characteristics | ||||
| High precision measurement of single or three phase active power | ||||
| Provide the digital tube display, local data query | ||||
| Current and voltage gain programmable settings | ||||
| Support for RS-485 communication, Modbus-RTU protocol | ||||
| Support for switching input, output, analog quantity transmitting output | ||||
| Auxiliary power supply: ACDC 80V-270V, AC220V, AC380V, AC100V, DC48V, DC24V | ||||
| A variety of shapes, to meet the different requirements of the cabinet body electric circuit | ||||
| Accuracy of measurement | Active power 0.5,depending on the power level 0.5 | |||
| Singal input | Connection mode of single phase, three phase four wire, three phase three line | |||
| Rated voltage of AC57.7V,AC100V,AC220V,AC380V | ||||
| Rated current of AC 1A, AC 5A | ||||
| Over load:voltage of 1.2 times( Continued ), 2times / second ( instantaneous ) | ||||
| Current of 1.2 times( Continued ), 10times / 5second ( instantaneous ) | ||||
| Power consumption voltage: <1VA/ phase, current <0.4VA/phase | ||||
| Impedance:voltage>300KΩ current <20mΩ | ||||
| Frequency: 45-65Hz | ||||
| Auxiliary power supply | Working range of ACDC 80V-270V,AC220V,AC380V,AC100V,DC48V,DC24V | |||
| 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:AC2505A,DC30V5A | ||||
| Transmission output support 3 analog output:04-20mA or 0-510V | ||||
| Environment | 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 AC2KV | ||||
| Electromagnetic compatibility | ESD level 4 | |||
| Electrical fast transient burst level 4 | ||||
| Surge level 4 | ||||
| Selcction ofSpecification | ||||
| Single and three phase active power meter(9999 display programmable) | ||||
| Model NO. | Display | Frame size(mm) | Hole size(mm) | Remark |
| RH-H11 | Digital Single-row LED | 160*80 | 152*76 | |
| RH-H21 | Digital Single-row LED | 120*120 | 111*111 | |
| RH-H31 | Digital Single-row LED | 96*96 | 92*92 | |
| RH-H41 | Digital Single-row LED | 120*60 | 114*56 | |
| RH-H51 | Digital Single-row LED | 96*48 | 92*45 | |
| RH-H61 | Digital Single-row LED | 72*72 | 68*68 | |
| RH-H71 | Digital Single-row LED | 80*80 | 76*76 | |
| RH-H81 | Digital Single-row LED | 48*48 | 45*45 | |
| Extended Modules: | ||||
| AC/DC power supply(switching power supply)$4 | ||||
| Modbus-RTU RS485 comm:$5 | ||||
| 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 | ||||
| Order notes: Please write clearly the requested types, input signal and the functional modules, etc when purchasing. Others: Factory default settings (Use default setting if no instruction). | ||||
Product Overviews
