ADVR-083

Hybrid Analog/Digital Single Phase/Three Phase sensing 8 Amp AVR for self-excited (shunt), Auxiliary and PMG brushless generators

ADVR-083 is equipped with Quadrature Droop Input for parallel operation, Over Excitation Protection, Soft Start Voltage Ramping Function, Digital circuits for Voltage Sensing and Under Frequency Protection effectively eliminate thermal drift.
  • Voltage Sensing Input and Power Input can be single-phase or 3-phase
  • Digital voltage sensing circuit and Under Frequency Protection circuit improve thermal drift characteristics
  • Over Excitation Protection // Under Frequency Protection // Soft Start voltage ramping
  • Can be used with generators operating parallel
  • Built-in high capacity protection fuse
  • Built-in EMI suppression
  • Can be used together with KUTAI Auxiliary Excitation Booster to increase motor starting capability of self-excited (shunt) generators

Specifications
Sensing Input (Average Reading)
  • Voltage and Frequency DIP switch settings
  • Voltage 90 to 520 Vac 1 phase / 3 phase
  • Frequency 50/60 Hz
Power Input
  • Voltage 60 to 300 Vac 1 phase / 3 phase
  • Frequency 40 to 500 Hz
Excitation Output
  • 110V 1 phase Continuous 63 Vdc 8A Max. 90 Vdc 10A for 10 seconds
  • 220V 1 phase Continuous 125 Vdc 8A Max. 180 Vdc 10A for 10 seconds
  • 220V 3 phase Continuous 150 Vdc 8A Max. 215 Vdc 10A for 10 seconds
  • Resistance Min. 15 ohms Max. 100 ohms @ 220V
  • Fuse Spec. Slow blow 5 x 20 mm 10A
External Voltage Adjustment
  • Max. +/-10% @ 1K ohm 1 watt potentiometer
Quadrature Droop Input
  • CT N:5A or N:1A
  • Burden greater than 5 VA
Analogue Voltage Input
  • Input resistance greater than 2K ohms
  • Input range +/-5 Vdc or + 0 to 10 Vdc
Build Up Voltage
  • Greater than 5Vac 25Hz residual volts input power
Soft Start Ramp Time
  • 4 seconds +/-10%
Voltage Regulation
  • Less than +/-0.5% (with 4% engine governing)
Typical System Response
  • Less than 20 milliseconds
EMI
  • Built-in Harmonic suppression
Static Power Dissipation
  • Max. 6 watts
Under Frequency Protection (Factory Presets)
  • 50 Hz system knee point at 45 Hz
  • 60 Hz system knee point at 55 Hz
Over Excitation Protection
  • 25 to 105% of input power (adjustable)
  • The OE function can be turned off after 10 seconds delay
Voltage Thermal Drift
  • Less than 3% from -40 to +70 °C
Under-Frequency Knee Point Thermal Drift
  • Less than +/-0.1 Hz from -40 to +70 °C

Environment
Operating Temperature
  • -40 to +60 °C
Storage Temperature
  • -40 to +85 °C
Relative Humidity
  • Max. 95%
Vibration
  • 5.5 Gs @ 60 Hz

Accessories
M5L35 Screw
  • x 4
Jumper terminals
  • x 1

Physical Specifications
Dimensions
  • 150.0 (L) x 135.0 (W) x 61.0 (H) mm
  • 5.91 (L) x 5.31 (W) x 2.40 (H) inch
Weight
  • 750 g +/-2%
  • 1.654 lb +/-2%
Weight 0.75 kg
Dimensions 15 × 13.5 × 6.1 cm

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