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Automatic Voltage Regulator AS440
Automatic Voltage Regulator AS440 
1.Technical Parameters:
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.
| Sensing Input | Voltage | Jumper selectable 100-130 Vac 1 phase 190-264 Vac 1 phase |
| Frequency | 50-60 Hz nominal | |
| Power input | Voltage | 100-264 V ac 1 phase |
| Frequency | 50-60 Hz nominal | |
| Output | Voltage | 82 V d.c. @ 200 V a.c. |
| Current | Continuous 4A transient 7.5A for 10 secs | |
| Resistance | 15 ohms min (10 ohms min when input Volts is less than 175 ac) |
|
| Regulation | ± 1.0% | |
| Thermal drift | 0.03% per deg. C change in AVR ambient | |
| Typical system response | AVR response | 20 ms |
| Filed current to 90% | 80 ms | |
| Machine Volts to 97% | 300 ms | |
| External voltage adjustment | ±-10% with 1kohm 1 watt trimmer Increasing resistance lowers voltage. | |
| Uuder frequency protection | Set point | 94 -98% Hz |
| Unitpower dissipation | 12 watts maximum | |
| Build up voltage | 4 Volts @ AVR terminals | |
| Analogue voltage | Maximum input | ±5 Vdc |
| Sensitivity | 1V for 5% Generator Volts (adjustable) | |
| Input resistance | 1k ohm | |
| 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 | 65 V dc |
| Time delay | 10-15 seconds (fixed) | |
| Environmental | Vibration | 20-100 Hz |
| 100Hz – 2kHz | ||
| 50mm/sec | Operating temperature | 40degree under zero to 70 degree |
| 3.3g | Relative humidity 0-70℃ | 95% |
| Storage temperature | Storage temperature -55 to +80C | |
We also provide other models of AVRs as follows:
| NO | Name | Model No |
| 1 | AVR | SX460 |
| 2 | AVR | SX460A |
| 3 | AVR | SX440 |
| 4 | AVR | SX440A |
| 5 | AVR | AS440 |
| 6 | AVR | AS480 |
| 7 | AVR | MX341 |
| 8 | AVR | MX321 |
| 9 | AVR | R220 |
| 10 | AVR | R230 |
| 11 | AVR | R250 |
| 12 | AVR | R438 |
| 13 | AVR | R448 |
| 14 | AVR | R449 |
| 15 | AVR | R450 |
| 16 | AVR | SE350 |
| 17 | AVR | GAVR-8A |
| 18 | AVR | GAVR-12A |
| 19 | AVR | GAVR-15A |
| 20 | AVR | GAVR-20A |
| 23 | Recifiter | 33025777 |
| 24 | Recifiter | SSAYEC432 |
| 25 | AVR | 6GA2-490-0A |
| 26 | AVR | 6GA2-492-1A |
| 27 | AVR | 6GA2-491-1A |
| 28 | AVR | EA63-4 |
| 29 | AVR | EA63-7 |
| 30 | AVR | SR7 |
| 31 | AVR | M16FA655A |
| 32 | AVR | M40FA640A |
| 33 | AVR | DVR2000E |
| 34 | AVR | M16FA650A |
| 35 | AVR | UVR6 |
| 36 | AVR | VR6 |
| 37 | AVR | STL-3 |
Why Choose Us?
1.Gold Supplier on Alibaba for 5 Years → Reliable Supplier with Good Reputation
2.Factory Direct Sale → Competitive Price & Full Stock
3.Quality Control → High Quality
4.Low MOQ → Accept Small Order
5.Accept OEM → Produce Products as Customers' Requirements
6.Fast Delivery → Delivery within 3 Working Days
7.Various Payment Methods → Easy to Pay
8.Changing or Refunding → Accept Returns
Alibaba Trade Assurance Records:
OEM service is acceptable.
Payment Term
1.We accept L/C,D/P,D/A, Alipay, West Union, TT. Cash.
2.All major Credit cards are accepted through secure payment processor ESCROW.
Shipment Term
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.
Factory Scenery and certificates:
We are expecting the long time and mutual benefit cooperation with you!
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