M40FA640A Automatic Voltage Regulator is developed by Marelli suitable for Three-phase Synchronous Generators. Which is provided with internal circuits in order to reduce the excitation, when running at low speed, in order to avoid damages to the excitation system of the generator.
1) Supply Voltage:170-277V(50/60Hz)
2) Power Supply:1000 VA (max)
3) Power Dissipated:30W (max)
4) Voltage Sensing:170-270/380-415/440-480V
(three or single phase sensing)
5) Output Voltage(DC): 80V (max, continuous)
6) Output Current(DC):8A (max, continuous)
7) Output Current(DC):15A (max 1 minute forcing)
8) Regulation Accuracy: +/-0.5% steady state conditions, for rated voltage and PF
9) Voltage Drift: +/-0.5% of voltage change for 50°C T amb change
10) Response Time: 1 cycle (12ms-16.6ms)
11) Operating Temperature: -30°C- +70°C
12) exciter Field Resistance: 3.5Ω (min)-20Ω (max)
170 - 277V
170 - 270V / 380 - 415V / 440 - 480 V, Three or Single Phase Sensing
Continuous 80V DC
3.5 to 20 ohms
±0.5% steady state conditions, for rated Voltage and PF
±0.5%,of voltage change for 50°C tamb change
16 to 20 ms
Unit power dissipation
Build up voltage
Related Product Series:
* Biogas Power Generation
*Natural Gas Power
Why choose us?
Dongguan Feirui Electronics Co.,LTDengages in developing and producing engine parts include starting controller, speed control units,automatic voltage regulator(AVR), synchronizer, load share module,and other correlative generator accessories, such as chargers ,sensors, actuators and so on.
Due to our unremitting efforts of many years,nowadays we have set up agency in Nigeria,Egypt,Thailand and Philippines.
Our belief is Qulity first,credit and service
Our goal is striving for innovation,making satisfied generator parts
we expect to create more achievement tomorrow and welcome you to contact us for cooperation.
the fastest transit time
a lauge number of stocks
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answer all of your questions within 1day
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.
1. We Ship to Worldwide, except APO/FPO
2. Orders processed timely after showing remittance copy.
3. We only ship to confirmed order addresses. Your order address MUST MATCH your address.
4.Items are shipped from China by Airmail, reach most of the countries within 4 to 20 business days.
5.Delivery time depends on destination and other factors, it may takes up to 20 business days.
6. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season.
7. If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction!
1. Guarantee:365 days 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.
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We are expecting the long time and mutual benefit cooperation with you!
Dongguan Feirui Electronics Co., Ltd. is located in Donguan City, which is known as "the World's Factory" in China. We are engaged in developing and producing engine parts including starting controllers, speed control units, automatic voltage regulators (AVR), synchronizers, load share modules, and other correlative generator accessories, such as chargers, sensors, actuators and other related products.
We have emulational system which is the most advanced in the same indus...