Digital power factor meter

Performance Characteristics

1.High precision measurement of single or three phase power factor

2Provide the digital tube display, local data query

3.Current and voltage gain programmable settings

4.Support for RS-485 communication, Mod bus-RTU protocol

5.Support for switching input, output, analog quantity transmitting output

6.Auxiliary power supply: AC\DC 80V-270V, AC220V, AC380V, AC100V, DC48V, DC24V

7.A variety of shapes, to meet the different requirements of the cabinet body electric circuit.

Technical index

Accuracy of measurement

Active power 0.5

Signal input

Mode of connection single -phase three-phase three wire

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 AC\DC 80V-270V,AC220V,AC380V,AC100V,DC48V,DC24V

Power consumption:<4VA

Function module

Communication interface 1 way RS-485 communication, Mod bus-RTU protocol

Baud rate: 1200~9600bps, the default 2400bps

Switch input support 4 stem node input

The switch output support 3 relay output, capacity:AC250\5A,DC30V\5A

Transmission output support 3 analog output:0\4-20mA or 0-5\10V

Environment

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 AC2KV

Electromagnetic compatibility

ESD level 4

Electrical fast transient burst level 4

Surge level 4

Outline dimensions

Frame size :120*120,80*80,96*48,96*96,80*80,48*48,120*60,160*80

Hole size:111*111,76*76,92*45,92*92,68*68,45*45,114*56,152*76