EA440-T0 pages
EA440-T
Self Excited Automatic Voltage Regulator
Compatible with Newage* Stamford SX440 regulator
Features
Voltage regulation < +/- 1%
Can be used in parallel operation
Wider sensing input 90-520 Vac
50 / 60 Hz selectable by jumper
Sensing voltage loss protection
Soft start voltage ramping
Under frequency LED indicator
Can be set to suit different power generator by jumper
*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
Terminal 0-110V = 90-150V
Under Frequency Protection
Terminal 0-220V = 175-260V
Analogue Input
U/F potentiometer 45-60 Hz
Sensitivity
1V for 5% generator volts
Voltage 100-264 Vac single phase
Output
+/- 5 Vdc
Terminal 0-380V = 350-520V
Power Input
Max. input
Input resistance 1K ohm
Voltage Max. 90 Vdc @ 207 Vac
Current
Droop Input
0.07A for 5% droop (PF=0)
0.33A
Voltage Regulation
< +/- 1% (with 4% engine governing)
Build Up Voltage
Residual volts at AVR terminal > 5 Vac
Storage Temperature
-40 - +85 °C
Thermal Drift
0.05% per °C change in AVR ambient
Relative Humidity
Max. 95%
Unit Power Dissipation
Max. 12 watts
Vibration
1.5Gs @ 5-30K Hz
External Volts Adjustment
+/- 8% with 1K ohm 1 watt trimmer
Mechanical Specifications
Environment
10 ohms
Max. input
Resistance Min. 15 ohms
Burden
Max. sensitivity
Continuous 4A, Intermittent 10A for 10 sec.
Operation Temperature -40 - +60 °C
5.0Gs @ 30-500K Hz
AVR Control Function
Voltage adjustment
STAB
Stability adjustment
Setting under frequency protection knee point
DROOP
Droop adjustment
TRIM
Analogue input adjustment
DIP
40.0
21.5
VOLT
UFRO
135.0
115.0
U/V rate set
TRIM
DROOP
150.0
130.0
VOLT
Physical Specification
Resistor
Dimensions
UFRO
150.0 (L) x 135.0 (W) x 40.0 (H) mm
Weight
489 g +/- 2%
STABILITY
LED
5.5
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.