EA64-5 5Amp AVR for Synchronous generators

EA64-5

Automatic Voltage Regulator 5Amp for Permanent Magnet Generator

5Amp Automatic Voltage Regulator EA64-5 is designed for PMG synchronous generator. It can also be used for Permanent Magnet Generator. EA64-5 can replace ABB EA63-5.

Features

  • Voltage regulation less than +/-0.5%
  • 220/380/440 Vac programmable input
  • Rugged compact design
  • Droop compensate
  • Analogue voltage input
  • With under frequency protection
  • Soft start voltage ramping
  • EMI suppression
  • Built-in high capacity 5Amp fuse

Specifications

  • Sensing Input
  • Voltage
    220/440 Vac 50/60 Hz 1 phase
    190 to 290 Vac @ 220 Vac
    330 to 515 Vac @ 440 Vac
  • Power Input (1 phase)
  • Voltage 30 to 260 Vac 1 phase
    Frequency 40 to 500 Hz
  • Excitation Output
  • Voltage Max. 85 Vdc @ power input 110 Vac
    Max. 170 Vdc @ power input 220 Vac
    Current Continuous 5A Intermittent 10A for 60 seconds
    Resistance Greater than 9 ohms
  • External Volts Adjustment VR
  • Max. +/-5% with 1K ohm 0.5 watt potentiometer
    Max. +/-10% with 2K ohms 0.5 watt potentiometer
  • Voltage Regulation
  • Less than +/-0.5% (with 4% engine governing)
  • Build Up Voltage
  • 5 Vac 25 Hz residual volts at power input terminal
  • Typical System Response
  • Less than 1 Cycle
  • Static Power Dissipation
  • Max. 12 watts
  • Quadrature Droop Input
  • CT 5A or 1A greater than 5VA (SW2 selectable)
    Max. +/-7% @ P.F +/-0.7
  • Analogue Voltage Input
  • Un 0 to 15% @ 0 to 10 Vdc
  • Under Frequency Protection (Factory Presets)
  • 50/60 Hz (SW3 selectable)
    40 to 50 Hz @ 50 Hz preset 45 Hz
    49 to 60 Hz @ 60 Hz preset 55 Hz
  • Voltage Thermal Drift
  • Less than 3% at temperature range -40 to +70 °C

AVR Control Functions

  • VOLT
  • Voltage adjustment
  • STAB
  • Stability adjustment
  • U/F
  • Setting under frequency protection knee point
  • Droop
  • Droop adjustment
  • TRIM
  • Analogue input adjustment

Environment

  • Operating Temperature
  • -40 to +60 °C
  • Storage Temperature
  • -40 to +85 °C
  • Relative Humidity
  • Max. 95%
  • Vibration
  • 3.0 Gs @ 100 to 2K Hz

Physical Specifications

  • Dimensions
  • 140.0 (L) x 125.0 (W) x 42.5 (H) mm
  • Weight
  • 578 g +/-2%

Downloads

Dimensions

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