Description:
RH-H51 digital Power factor meter for digital meter intelligent
RH-H51
RH: Company code RH: Company code
1 stand for single phase normally limited 1
H stand for power factor
5 is mini square shape ,size 96*48mm
1 stand for LED display
RH-H51 digital Power factor meter for digital meter intelligent LED display specification
accuracy of measurement: | power factor 0.5 |
Signal input | 1.Connection mode of four phase three wire, three phase three line 2. Rated current of AC1A, AC5A 3. Over load:voltage of 1.2 times( Continued ), times / second ( instantaneous ) 4. Current of 1.2 times( Continued ), 10times / 5second ( instantaneous ) 5. Power <1VA/ phase current <0.4VA/phase 6.Impedance:voltage>300KΩ current <20mΩ 7. Frequency: 45-65Hz |
Auxiliary power supply | 1.Working range of AC/DC 80V~270V, AC220V, AC380V, AC100V 2. Power consumption < 4VA |
Function module | 1.Communication interface 1 way RS-485 communication, Modbus-RTU protocol 2. baud rate: 1200~9600bps, the default 2400bps 3. Switch input support 2 stem node input 4.The switch output support 2 relay output, capacity: AC 250V/5A, DC 30V/5A 5. Transmission output support 1 analog output: 0/4~20mA or 0~5/10V |
Environment | 1.Working temperature: -10°C~+55 °C 2. Storage temperature: -25°C~+70 °C 3. Relative humidity is less than 93%, no corrosive gas 4.Elevation≤ 2500m |
Safety | 1.Insulation resistance >100M Ω 2.AC withstand voltage AC 2KV |
Electromagnetic compatibility | 1. ESD level 4 2. Electrical fast transient burst level 4 3. Surge ( impact) level 4 |
RH-H51 digital Power factor meter for digital meter intelligent LED display size
Single-phase power factor meter |
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Kit include:
1 x Digital Power Factor Meter for Digital Meter Intelligent LED Display - Rh-H51