High Quality KRS440B AVR Automatic Voltage Regulator Kerui Electric Genset Parts

Generator Automatic Voltage Regulator AVR-KRS440B

Low frequency protection sets 92%-94% rated frequency of protection point.
Steady-state pressure regulating rate 1% (within the range of 4% engine speed change)
The excitation voltage AVR input is 4VAC.
Overexcitation protection 75V (factory default value)
The time delay is fixed at 10-15 seconds
It is applicable to 50Hz, 60Hz self-excited AC brushless generator and is a part of its excitation system;

Use surface mounting technology;
Parallel operation function;
Low frequency protection (UFRO) and LED indicating low frequency status function;
It has overexcitation protection function.

Main Parameter

Detect input
Voltage AC170-264V or AC 352V-528V
Jumper selection

Frequency 50/60 Hz jumper selection
Power input
Ac voltage 100-264V

output
When the voltage input voltage is AC 200VAC,
The output can reach 82V DC
The continuous current output is 4A
Allow 7.5A instantaneous current for 10 seconds
The excitation resistance is 15ω (when the power supply voltage is lower than 175V, it is
Small 10 Ω)

External voltage regulation external resistance value 1kω/1w
Voltage setting range ≥±10%