EA04C0 pages
EA04C
Self Excited Automatic Voltage Regulator 63 Vdc 4 Amp
Sensing Input 160-265 Vac / 300-550 Vac 50 / 60 Hz
Compatible with Basler* VR63-4C regulator
Features
Voltage regulation < +/- 1%
Sensing input 160-265 Vac / 300-550 Vac 50Hz / 60Hz
For use in 50Hz / 60Hz brushless generator
Under frequency & over excitation protection
EMI suppression
Built-in high breaking capacity fuse
*All manufacturer names, numbers, symbols and descriptions are
used for reference purpose only and do not imply that any part is the
product of these manufacturer.
Specifications
Sensing Input
Voltage
160-265 Vac / 300-550 Vac
Unit Power Dissipation
Max. 8 watts
single phase
External Volts Adjustment
+/- 15% with 1K ohm 1 watt trimmer
Over Excitation Shutdown
Frequency
50Hz / 60Hz selectable
Power Input
Voltage
90-240 Vac single phase
Field volts shut down after a time delay if exciter
Output
Voltage
Max. 63 Vdc @ 240 Vac input
field volts exceed 100 +/- 5 Vdc
Current
Continuous 4A
Under Frequency Protection (Factory Knee Point Setting)
Intermittent 7A for 60 sec.
Resistance
50Hz system presets knee point at 45Hz
Min. 15 ohms Max. 100 ohms
60Hz system presets knee point at 55Hz
Volts Regulation
< +/- 1% (with 4% engine governing)
Build Up Voltage
Environment
Operation Temperature
-40 - +60 °C
Residual volts at AVR terminal > 5 Vac
Storage Temperature
-40 - +85 °C
Voltage Thermal Drift
0.05% per °C change in AVR ambient
Relative Humidity
Max. 95%
EMI Suppression
Internal electromagnetic interference filtering
Vibration
1.5Gs @ 5-30Hz
5.0Gs @ 30-500Hz
Mechanical Specifications
AVR Control Function
VOLT
15.5
STAB
Stability adjustment
Voltage or frequency selectable
VAR
47.0
Voltage adjustment
SW
75.0
59.0
Ex. VR
107.0
91.0
1 ON 220V
2 ON 50HZ
3 ON FAST
OFF 440V
OFF 60HZ
OFF SLOW
EA04C
Physical Specification
Dimension
107.0 (L) x 75.0 (W) x 47.0 (H) mm
Weight
175 g +/- 2%
5.0
TEL : +886-7-8121771
FAX : +886-7-8121775
Headquarters : No.3, Lane 201, Chien Fu St., Chyan Jenn Dist., Kaohsiung 80664, TAIWAN
Please link to http://www.kutai.com.tw for detailed manual.