Automatic Voltage Regulator AVR EA42-7 for Generator Genset

Automatic Voltage Regulator AVR EA42-7 for Generator Genset

Specification:
Sensing Input
Voltage 220 ~ 252 VAC ± 10%, 1 phase
Frequency 50 / 60 Hz selectable
Power Input
Voltage 200 ~ 260 VAC ± 10%, 1phase 2wire
Frequency 50 / 60 Hz
Output
Voltage Max. 42 VDC
Current Continuous 7A
Intermittent 15A for 10 sec
Resistance Min. 6 ohm Max. 105 ohm
Voltage Regulation
< ± 1% ( with 4% engine governing )
Voltage Build-up
Residual voltage at AVR terminal > 5 VAC
Voltage Adjustable Range
180 ~ 277 VAC
Thermal Drift
0.05% per °C change in AVR ambient
External Volts Adjustment
± 10% with 1K ohm 1 watt trimmer
EMI Suppression
Internal electromagnetic interference filtering
Unit Power Dissipation
Max. 20 watt
Under Frequency Protection (Factory Setting)
60 Hz system presets knee point at 55 Hz
50 Hz system presets knee point at 45 Hz
Over Excitation Shutdown
Field volts shut down after a time delay
If exciter field volts exceed 52 ± 2 VDC
Quadrature Droop
Max. Sensitivity 1 VAC 2%
Max. Input 5 VAC @ 5 ohm Burden
Dimensions
140mm L * 125mm W * 79.4mm H