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Automatic Voltage Regulator AS480 AVR For Stamford | ||
Input | Voltage | 100-264 V ac |
Frequency | 50-60 Hz nominal | |
Phase | 1 | |
Output | Voltage | 82 V d. c. @ 200 Va. c power input. |
45 V d. c. @ 110 Va. c power input. | ||
Current | continuous 5A dc (see NOTE 1). | |
transient 7.5A for 10 secs. | ||
Resistance | 15 ohms minimum | |
Regulation | +/- 1.0% (see note 2) | |
Thermal Drift | 0.03% per deg. C change in AVR ambient (note 3) | |
Typical system response | AVR response | 20ms |
Filed current to 90% | 80 ms | |
Machine Volts to 97% | 300ms | |
External voltage adjustment | +/-10% with 1 k ohm 1 watt trimmer (see note 4) | |
Increasing resistance lower voltage. | ||
Fixed 15 Ohm resistor enables 110 V sensing. | ||
Under frequency protection | Set point | 94-98% Hz (see note 5) |
Unit power dissipation | 12 watts maximum | |
Build up voltage | 4 Volts @ AVR terminals | |
Quadrature Droop Input | 10 Ohms burden | |
Max. sensitivity: 0.07 A for 5% droop 0PF | ||
Max. Input: 0.33 A | ||
Over Excitation Protection | Set point | 67 V dc +/-3% (fixed) |
Time delay | 10-15 seconds (fixed) | |
Environmental | Vibration | 20-100 Hz; 50mm/se |
100Hz – 2kHz; 3.3g | ||
Operating temperature | -40 to +70°C | |
Relative Humidity 0-70°C | 95% (see note 6) | |
Storage temperature | -55 to +80°C |
NOTES
1.De-rate by 20% if mounted external to generator.
2.Inclusive of 4% engine governing.
3.After 2 minutes warm-up.
4.Generator de-rate may apply. Check with factory.
5.Factory set, semi-sealed, jumper selectable.
6.De-rate output current by 5% per degree C above 60C.
7.Non condensing.
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