Generator Parts Stamford AVR AS480
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Stamsofrd avr |
AS480 |
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INPUT |
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Voltage: |
95-132V ac/190 -240V ac |
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Frequency : |
50/60 Hz nominal |
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OUTPUT |
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Voltage: |
Max 90V dc at 207V ac input |
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Current: |
continuous 4A dc Intermittent 6A for 10 secs |
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Resistance |
15 ohms minimum |
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REGULATION: |
+/- 1% |
General description Technical specification
Sensing and power input
Voltage 100-264 V ac 1 phase
Frequency 50-60 Hz nominal
Output
Voltage 82 V d.c. @ 200 Va.c power input.
Voltage 45 V d.c. @ 110 Va.c power input.
Current continuous 5A (see note 1).
transient 7.5A for 10 secs.
Resistance 15 ohms min
Regulation
+/- 1.0% (see note 2)
Thermal drift
0.03% per deg. C change in AVR ambient (see note 3)
Typical system response
AVR response 20ms
Field 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 lowers voltage.
Fixed 15kOhm resistor enables 110V 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 Vdc +/-3% (fixed)
Time delay 10-15 seconds (fixed)
Environmental
Vibration 20-100 Hz 50mm/sec
100Hz – 2kHz 3.3g
Operating temperature -40 to +70C (note 6)
Relative Humidity 0-70C 95% (note 7)
Storage temperature -55 to +80C
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 deg. C above 60C.
7.Non condensing.
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