KUTAI Automatic Voltage Regulator 63Vdc 4Amp # EA63-4

EA63-4 self excited brushless type genset voltage regulator with selectable sensing input 220 Vac and 400 Vac.
*All manufacturer names and numbers are used for reference purpose only and do not imply that any part is the product of these manufacturer.

Features

• Voltage regulation less than +/-1%
• Economical compact design
• For use in 50/60 Hz brushless generators
• EMI suppression
• Under frequency protection
• Built-in high breaking capacity fuse

Specifications

• Sensing Input: Voltage120 (90 to 139) / 240 (190 to 277) Vac 1 phase 2 wire, Frequency 50/60 Hz selectable
• Power Input: Voltage 95 to 139 Vac +/-10% 1 phase 2 wire
• Output: Voltage Max. 63 Vdc @ Power Input 110 Vac, Current Continuous 4A Intermittent 7A for 60 seconds / 9A for 10 seconds, Resistance Min. 15 ohms Max. 100 ohms
• Voltage Regulation: Less than +/-1% (with 4% engine governing)
• Build Up Voltage: Residual volts at AVR terminal greater than 5 Vac
• External Voltage Adjustment: +/-15% with 10K ohms 1 watt potentiometer
• Static Power Dissipation: Max. 15 watts
• EMI Suppression: Internal electromagnetic interference filtering
• Voltage Thermal Drift: 0.05% per °C change in AVR ambient
• Under Frequency Protection: Knee point adjustable range 45 to 55 Hz
• Over Excitation Shutdown: Field volts shut down after time delay if exciter field volts exceeds 95 Vdc +/-5%

AVR Control Functions

• VOLT: Voltage adjustment
• STAB: Stability adjustment
• U/F: Setting under frequency protection knee point

Environment

• Operating Temperature: -40 to +60 °C
• Storage Temperature: -40 to +85 °C
• Relative Humidity: Max. 95%
• Vibration: 1.5 Gs @ 5 to 30 Hz, 5.0 Gs @ 30 to 500 Hz

Physical Specifications

• Dimensions: 140.0 (L) x 125.0 (W) x 48.0 (H) mm
• Weight: 280 g +/-2%
• Shock: Withstands up to 20G in each X, Y, Z axes