Guangdong ALI Testing Equipment Co,.Ltd
GSKA Group Specialized in kinds of PARTS since 1985, Developed and manufactured various generators and generator sets.
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AVR AS440 Automatic Voltage Regulators , 1 Phase Brushless Generator Parts
SpecifiCAT-parts-partsions
Comptible brushless generator parts- Stamford AVR AS440( OEM part and Genuine part)
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Stamford AVR AS440 is a half wave phase controlled thyristor type AVR and forms part of the excitation system for a brush-less generator. The design employs Surface Mount Technology (SMT) for high integration of features in a small footprint AVR.
| Technical specifiCAT-parts-partsion | |
| Sening input | |
| Voltage | Jumper selectable 100-130V ac 1 phase or 190-264V ac 1 phase |
| Frenquency | 50-60Hz nominal |
| Power input | |
| Voltage | 100-264V ac 1 phase |
| Frequency | 50-60Hz nominal |
| Output | |
| Voltage | 82V dc @200V ac |
| Current | continuous 4A transient 7.5A for 10 secs |
| Resistance | 15 ohms min (10 ohms min when input volts i s less than 175ac) |
| Regulation | +/-1.0% |
| Thermal Drift | 0.03% per deg. C change in AVR ambient |
| Typical System Response | AVR response 20ms Field current to 90% 80ms Machine Volts to 97% 300ms |
| External Voltage Adjustment | +/-10% with 1 k ohm 1 watt trimmer Increasing resistance lowers voltage |
| Under frequency Protection | Set point 94-98% Hz |
| Unit power Dissipation | 12 watts maximum |
| Build Up Voltage | 4 Volts @ AVR terminals |
| Analogue input | Maximum input +/-5V dc Sensitivity 1V for 5% Generator Volts(adjustable) input resistance 1k ohm |
| Quadrature Droop input | 10 ohms burden Max. sensitivity: 0.07A for 5% droop 0 PF Max. input: 0.33A |
| Over Excitation protection | Set point 75V dc Time delay 10-15 seconds(fixed) |
| Environmental | |
| Vibration | 20-100Hz 50mm/sec 100Hz-2kHz 3.3g |
| Operating temperature | -40 to +70C |
| Relative Humidity 0-70C | 95% |
| Storage temperature | -55 to +80C |
| Notes | |
| 1. De-rate by 12% if mounted in portrait orientation. | |
| 2. With 4% engine governing. | |
| 3. After 2 minutes. | |
| 4. Generator de-rate may apply. Check with factory. | |
| 5. Factory set, semi-sealed, jumper selectable. | |
| 6. Any device connected to the analogue input must be fully floating(galvanically isolated form ground), with an insulation strength of 500V ac | |
| 7. De-rate output current by 5% per degree C above 60C. | |
| 8. Non condensing | |
| Apply In-- |
| *Biogas Power Generation |
| *Natural Gas Power |
| *Field Engineering |
| *Electric Power |
| *Factory |
| *Fire-fighting |
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Shipment Term
DHL,UPS,Fedex,TNT(OVERSEAS CUSTOMER)
SHUNFENG,EMS(CHINA)
Guarantee
1. Guarantee:1 year after selled.
2. During guarantee,the items share free repairs or replacement.
3. Customer is responsible for the freight come-and-go,and the custom tax.
4. You may consider to send the defective item with a economical way,and we send back the repaired items with your new order together.
5. To save the cost,pls send the item back without packing.
6. Pls provide the defective appearance and related invoice number.
7. We do not repair or replace item with an expired warranty.
8. All emails will be answered within 1 business day. If you do not receive our reply, please kindly re-sent your email or give us a call any time.