| Product | |
|---|---|
| Brand | VECON/SAKO |
| Capacity | 650VA/400W |
| Model | AVS-650VA |
| Input | |
| Phase | Single-phase |
| Voltage | AC 140~250V |
| Frequency | 50 Hz |
| Output | |
| Voltage | 220 ± 3 % (Adjustable) |
| Frequency | 50 Hz |
| Protection | Over / Low Voltage, Delay, Short circuit & overload by a fuse |
| Efficiency | AC-AC > 95% |
| Environment | Humidity 20 % to 90%, Temperature 15°C ~50°C |
| Control System | Step-less control with servo motor |
| Cooling system | Natural Air cooled |
| Dimension | HxWxD-480mm×440mm×185mm |
| Weight | 16Kg (Approx) |
Application
A voltage regulator /Stabilizer designed to automatically maintain a constant voltage level; a Single phase compensated voltage stabilizer is a contact adjustable automatic voltage compensation high power regulating power device. When the voltage from support network is varied due to loading current effected, it automatically regulates the output voltage to ensure the normal function of the varied of electrical & electronic equipment.
Main Features
• Automatic voltage regulation
• Protection against Low voltage & over voltage
• Wide input voltage range
• Short circuit & overload protection
• Selectable delay time
• Built-in transformer: servo motor
• Analog display
1. What is a 650VA AVS?
A 650VA AVS is an Automatic Voltage Stabilizer/Switcher designed to protect home appliances from voltage fluctuations by regulating incoming power.
2. What does VA mean in 650VA AVS?
VA (Volt-Ampere) is the unit of apparent power. In this case, 650VA indicates the load capacity the AVS can handle.
3. What appliances can a 650VA AVS support?
It is suitable for TVs, refrigerators (single door), home routers, decoders, fans, and other small electronics.
4. Does a 650VA AVS protect against high voltage?
Yes, it automatically disconnects appliances when voltage goes beyond safe limits.
5. Can it protect against low voltage?
Yes, it cuts off supply during under-voltage and restores only when power stabilizes.
6. Is 650VA enough for a refrigerator?
Yes, it can support a single-door refrigerator or small-sized fridge efficiently.
7. Does a 650VA AVS have a delay feature?
Yes, it comes with a built-in startup delay to protect compressors from frequent restarts.
8. How does the AVS delay function work?
When power returns, the AVS waits 5–6 seconds (sometimes longer depending on model) before reconnecting appliances.
9. What is the input voltage range of a 650VA AVS?
Typically, it operates within 140V–260V AC, depending on the brand.
10. What happens if voltage goes outside the safe range?
The AVS disconnects the load and reconnects only when voltage normalizes.
11. Can I use a 650VA AVS for LED TVs?
Yes, it is ideal for protecting LED/LCD/Smart TVs and home entertainment systems.
12. Does it consume a lot of power?
No, the AVS itself consumes very little power, usually less than 10W.
13. How do I connect my appliances to a 650VA AVS?
Simply plug the AVS into the wall socket and then connect your appliance to the AVS output.
14. Can a 650VA AVS be used with a computer?
Yes, it can be used for desktop computers, monitors, and networking equipment.
15. Is it safe to use with Wi-Fi routers?
Yes, it ensures routers stay safe from power fluctuations.
16. Does a 650VA AVS come with surge protection?
Yes, most models provide surge protection to shield appliances from sudden power spikes.
17. Can I use it with multiple appliances?
Yes, but only if their combined power rating is within 650VA (approximately 400–500W).
18. How long does a 650VA AVS last?
With proper use, it can last 5–8 years depending on power conditions.
19. Does it work automatically?
Yes, it switches ON and OFF automatically based on input voltage.
20. Is there an indicator light?
Yes, most models have LED indicators for power status, delay, and protection mode.
21. Can a 650VA AVS reduce electricity bills?
No, its function is protection, not energy saving.
22. Can I use it with a freezer?
It may handle small freezers, but check wattage before use.
23. What is the weight of a 650VA AVS?
On average, it weighs around 1–2 kg, depending on brand and design.
24. Does it produce noise while working?
No, it operates silently.
25. Can it protect against short circuits?
Yes, most models include short-circuit and overload protection.
26. Does it require maintenance?
No regular maintenance is required, except keeping it clean and dust-free.
27. Is installation complicated?
No, it is a simple plug-and-play device.
28. What safety certifications should I look for?
Look for CE, ISO, or local safety standards for reliability.
29. Can it be used with an inverter or UPS?
Yes, it can be used after the inverter/UPS for added protection.
30. Who imports 650VA AVS in Bangladesh?
TNS Engineering is one of the trusted importers and distributors of AVS and voltage stabilizers in Bangladesh.
