Automatic Voltage Regulator AVR EA341 for Kutai

Sensing Input

Voltage 190~264VAC 1 phase 2 wire
Frequency 50/60 Hz selectable

Power Input(PMG)

Voltage 170~220 Vac 3 phase 3 wire
Current 3A / phase
Frequency 100~120Hz nominal

Output

Voltage Max. 120 Vdc
Current Continuous 2.7A Intermittent 6A for10sec.
Resistance Min. 15 ohm

Voltage Regulation

< ¡À1% (with 4% engine governing)

Build Up Voltage

Residual volts at AVR terminal > 5 VAC

External Volts Adjustment

¡À10% with 1K ohm 1 watt trimmer

Unit Power Dissipation

Max. 12 watts

Thermal Drift

0.05% per¡ãC change in AVR ambient

Soft Start Ramp Time

3 sec.

Analogue Input

Max. input ¡À5VDC
Sensitivity 1V for 5% generator volts
Input Resistance 1K ohm

Droop Input

Burden 10 ohm
Max. sensitivity 0.07A for 5% droop (PF=0)
Max. input 0.33A

Under Frequency Protection
(Factory Setting)

Set point 95%Hz
Slope 170% down to 30Hz

Current Limit Input

Burden 10 ohm
Sensitivity Range 0.5~1A

Over Voltage Detector Input

Set point 300V
Time delay 1 sec. (fixed)
CB trip coil volts 10~30 Vdc / 0.5 Amp

Over Excitation Protection

Set point 90 Vdc
Time delay 10 sec. (fixed)

Environment

Operation Temperature -40~70¡ãC
Storage Temperature -40~85¡ãC
Relative Humidity Max. 95%
Vibration 3.3G @ 100~2KHz

AVR Controls Functions

VOLT : Voltage Adjustment
STAB : Stability Adjustment
U/F : UFRO Knee point Set
DROOP : Droop Adjustment
TRIM : Analogue Input Adjustment
EXC TRIP : Over Excitation Level Set
DIP : U/V Rate Set

 Dimensions

150.0 x 135.0 x 48.0 mm