Product Description

INTRODUCTION of Automatic Voltage Regulator EA04C

Self Excited Automatic Voltage Regulator 63 Vdc 4 Amp

Sensing Input 160-265 Vac / 300-550 Vac 50 / 60 Hz

Compatible with Basler* VR63-4C regulator

Features for VR63-4C AVR

Voltage regulation <+/- 1%

Sensing input 160-265 Vac / 300-550 Vac 50Hz / 60Hz

For use in 50Hz / 60Hz brushless generator

Under frequency & over excitation protection

EMI suppression

Built-in high breaking capacity fuse

Specifications:

Sensing Input Voltage : 160-265 Vac / 300-550 Vac single phase

Sensing Input Frequency : 50Hz / 60Hz selectable

Power Input: 90-240 Vac single phase

Output Voltage : Max. 63 Vdc @ 240 Vac input

Output Current : Continuous 4A Intermittent 7A for 60 seconds

Resistance : Min. 15 ohms Max. 100 ohms

Voltage Regulation: <+/- 1% (with 4% engine governing)

Build Up Voltage: Residual voltage at AVR terminal > 5Vac

Voltage Thermal Drift: 0.05% per °C change in AVR ambient

EMI Suppression: Internal electromagnetic interference filtering

Unit Power Dissipation: Max. 8 watts

External Volts Adjustment: +/- 15% with 1KΩ 1 watt trimmer

Over Excitation Shutdown: Field volts shut down after a time delay if exciter field volts exceed 100 +/- 5Vdc

Under Frequency Protection: 50Hz system presets knee point at 45Hz