Application

1.1Full digital design,AC sampling,human machine interface is large LCD English display.

1.2Module assembly, perfect appearance design.

1.3Display real-time power factor,voltage,current,active power, reactive power,voltage total harmonic distortion rate,current total harmonic distortion rate,frequency average and the capacitor input/cut state.

1.4Capacitor control :Three-phase compensation , comprehensive compensation.

1.5Compensation model: Manual and Auto

1.6Sampling value is reactive power factor,has harmonic measurement and protection function.

1.7It has RS-485,MODBUS communication port, can connect to the intelligent electrical cabinet conveniently.

Measurement data

Voltage:100v-290v

Current:0~6000A(Primary)

Sensitivity:50mA(Secondary)

Power factor:Lag0.200~forward0.200

Work power:220v±20%

Frequency : 47~53HZ

Active power:0~6553Kvar

Reactive power:0~6553Kvar

Voltage total harmonic distortion rate:0.0~100.0%

Current total harmonic distortion rate:0.0~100.0%

Input/Output signal

Sampling voltage:L1,L2,L3

Sampling current: bus current transformer secondary 0~5A

Control output: Relay

Communication port

Communication port:RS-485 , MODBUS

Communication speed: 9600bps

Setting data

Total ark ratio:50~9999(/5)

Input/Cut delay:1~240s

Input limited:0.7 ~ -0.7

Over-voltage : 220v~260v

Under-voltage:180v~220v

Voltage harmonic max limited:1%~99%(99% will close the protection)

Current harmonic max limited:1%~99%(99% will close the protection)

JKWF-12:113x113mm