EA04A Basler VR63-4 AVR Replacements

EA04A

Direct Replacement for Basler VR63-4 and VR63-4A Regulator

EA04A is a self excited brushless type AVR, which is able to directly replaces Basler VR63-4 and VR63-4A. It can also replace Marathon SE100A.

Features

  • Voltage regulation less than +/-1%
  • For use in 50/60 Hz brushless generators
  • Optional 120/240 Vac sensing voltage switch *1
  • Under frequency and over excitation protection
  • EMI suppression
  • Built-in high breaking capacity fuse
  • Use with KUTAI EP200 Paralleling Module for parallel operation

Specifications

  • Sensing & Power Input
  • Voltage 120(90 to 132) / 240(171 to 264) Vac DIP switch selectable
    Frequency 50/60 Hz selectable
  • Output
  • Voltage
    Max. 32 Vdc @ 120 Vac input
    Max. 63 Vdc @ 240 Vac input
    Current Continuous 4A, Intermittent 7A for 60 seconds
    Resistance
    Min. 15 ohms
    Max. 100 ohms
  • Voltage Regulation
  • Less than +/-1% (with 4% engine governing)
  • Build Up Voltage
  • 5Vac residual volts at power input terminal
  • External Voltage Adjustment
  • +/-15% with 1K ohm 1 watt potentiometer
  • Static Power Dissipation
  • Max. 8 watts
  • EMI Suppression
  • Internal electromagnetic interference filtering
  • Voltage Thermal Drift
  • Less than 5% at temperature range -40 to +70 °C
  • Under Frequency Protection (Factory Presets)
  • 50 Hz system presets knee point at 45 Hz
    60 Hz system presets knee point at 55 Hz
  • Over Excitation Shutdown
  • Field volts shut down after a time delay if exciter field volts exceed 100+/-5 Vdc

AVR Control Functions

  • VOLT
  • Voltage adjustment
  • STAB
  • Stability adjustment

Environment

  • Operating Temperature
  • -40 to +60 °C
  • Storage Temperature
  • -40 to +85 °C
  • Relative Humidity
  • Max. 90%
  • Vibration
  • 1.5 Gs @ 5 to 30 Hz
    5.0 Gs @ 30 to 500 Hz

Physical Specifications

  • Dimensions
  • 100.0 (L) x 68.5 (W) x 33.0 (H) mm
  • Weight
  • 230 g +/-2%

Downloads

Dimensions

Rotating Image