SINGLE/THREE PHASE SENSING / PHASE POWER INPUT 12AMP AVR # ADVR-12

ADVR-12 is an universal hybrid Analog-Digital automatic voltage regulator which is capable for multiple power input such as Shunt, Auxiliary Winding, PMG.
* It can be used with KUTAI IVT Generator Excitation Booster to increase motor starting capacity.
* All manufacturer names and numbers are used for reference purpose only and do not imply that any part is the product of these manufacturer.

• 1 or 3 phase sensing input and power input
• Voltage regulation less than +/-0.5%
• 220/380/440/480 Vac programmable input
• DIP switch selectable 50/60 Hz
• Multiple excitation system compatibility: SHUNT, AUX, PMG
• Inverse-time over excitation protection
• Under frequency protection and soft start voltage ramping
• EMI suppression
• Built-in high capacity protection fuse
• Apply with KUTAI IVT-1260/IVT-2460 to exceeds normal generator motor starting capabilities

Specifications

• Sensing Input: Voltage 180 to 520 Vac 1 or 3 phase selectable / Frequency 50/60 Hz selectable
• Power Input: Voltage 60 to 300 Vac 1 or 3 phase / Frequency 50 to 500 Hz
• Output: Voltage Max. 125 Vdc @ power input 220 Vac / Current Continuous 12A Intermittent 25A for 10 seconds / Resistance: ≧ 5 ohms @ power input 110 Vac / ≧ 11 ohms @ power input 220 Vac
• Burden in Shunt and PMG Wiring: 1320 VA @ power input 110 Vac / 2640 VA @ power input 220 Vac
• Voltage Regulation: Less than +/-0.5% (with 4% engine governing)
• Build Up Voltage: 6 Vac 25 Hz residual volts at power input terminal
• Static Power Dissipation: Max. 12 watts
• EMI Suppression: Internal electromagnetic interference filtering
• Over Excitation Protection: Inverse-time 125 +/-5 Vdc @ power input 220 Vac
• External Voltage Adjustment: +/-5% 10K ohms 1 watt potentiometer
• Soft Start Ramp Time: 4 seconds +/-10%
• Voltage Thermal Drift: Less than 3% at temperature range -40 to +70 °C
• Analog Input: Un 0 to 10% @ 0 to 10 Vdc or +/-0.5 Vdc
• Quadrature Droop Input: CT 1A/5A Max. +/-5% @ P.F +/-0.7
• Under Frequency Protection (Factory Presets): 50 Hz system presets knee point at 47 Hz / 60 Hz system presets knee point at 57 Hz / (-40 to +70 °C deviation 0.1 Hz)

AVR Control Functions

• VOLT: Voltage adjustment
• STAB: Stability adjustment
• U/F: Setting under frequency protection knee point
• DROOP: Current compensation droop adjustment
• TRIM: Analogue input adjustment
• DIP: Voltage droop ratio setting

Indication LED

• O/E: Over excitation protection indicator
• U/F: Under frequency protection indicator

Environment

• Operating Temperature: -40 to +70 °C
• Storage Temperature: -40 to +85 °C
• Relative Humidity: Max. 95%
• Vibration: 3.0 Gs @ 100 to 2K Hz

Physical Specifications

• Dimension: 214.0 (L) x 163.0 (W) x 45.7 (H) mm
• Weight: 1130 g +/-2%