KUTAI Genset Hybrid Analog / Digital Single Phase / Three Phase sensing 8 Amp AVR

Hybrid Analog / Digital Single Phase / Three Phase sensing Automatic Voltage Regulator 8Amp AVR for Brushless Generator Features

• 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
  • Dimensions150.0 (L) x 135.0 (W) x 61.0 (H) mm
  • Weight: 750 g +/-2%