Automatic Voltage Regulator AVR KR440 for Generator Genset

Features:
Be applicable for self excited alternator, brushless generator with the frequency of 50Hz or 60Hz;
With Parallel Operation function;
Under Frequency Roll Off Protection;
With Under Frequency Indication;
Technical parameters
Build Up Voltage 3.5V ac @ AVR terminals
Power Input
Voltage 170-250VAC
Frequency 50/60Hz (jumper selectable)
Sensing Input
Voltage 170-260V or 340-520V (jumper selectable)
Frequency 50/60Hz (jumper selectable)
Output
Voltage max 90V dc @ input 207V ac
Current 4A consecutive current output
6A instant current for 10 sec
Excitation Resistance Min.15Ω
Under Frequency Protection(UFRO)
Set 95%Hz(By factory)
Slop 170% down to 30Hz
Adjusted Rate ±1%(with 4% engine governing)