ADV-250KVA

Application

• Industrial Factories – Protects heavy machinery, CNC machines, motors, and production lines from voltage instability.
• Textile Mills – Ensures smooth operation of textile machines, reduces downtime, and improves product quality.
• Hospitals & Medical Centers – Provides stable voltage for diagnostic machines, imaging systems, ventilators, and other life-saving equipment.
• Data Centers & IT Infrastructure – Safeguards servers, networking systems, and communication equipment from power disturbances.
• Commercial Buildings & Shopping Complexes – Maintains reliable power for lifts, escalators, HVAC systems, and lighting.
• Elevators & Lifts – Prevents sudden shutdowns and damage caused by low or fluctuating voltage.
• Large residential projects – Maintains voltage for A/C, pumps, and shared facilities.
• The public infrastructure and transportation- Railway Stations & Signaling Systems, Airports & Aviation Systems, Bus Terminals & Metro Rail, Street Lighting & Smart Traffic Systems, Government & Public Utility Buildings
• Water Treatment Project-Pump & Motor Protection, Control System Protection, Improves Power Quality, Reduces Downtime, Extends Equipment Life
• Mining-protect heavy machinery, pumps, and control systems, reduce equipment breakdown, and ensure safe, uninterrupted operations in harsh and remote locations.

Main Features

• Automatic Voltage Regulations
• Wide choice of input voltage ranges
• Symmetrical or asymmetrical voltage ranges.
• Accept 100% unbalance load and 100% unbalanced input voltage
• ±0.5% output voltage accuracy over the full input voltage range, from 0% to full load, irrespective of the power factor
• Independent regulation on 3-phase products that enables the unit to operate with 100% unbalanced distribution
• Touch Digital HMI display
• Protection against under/over voltage
• Fast Response Time
• Advanced Protection System
• Built-in transformer servo motor

1. What is the ADV-250KVA Automatic Voltage Regulator?
The ADV-250KVA AVR is a heavy-duty stabilizer that regulates and maintains stable voltage for large industrial and commercial equipment.

2. What load can the ADV-250KVA AVR handle?
It supports up to 250KVA load capacity, suitable for large factories, plants, and sensitive installations.

3. Is the ADV-250KVA AVR single-phase or three-phase?
It is a three-phase AVR, designed for high-capacity power systems.

4. What is the input voltage range of the ADV-250KVA AVR?
It generally supports an input fluctuation range of ±20% to ±30%, depending on the model.

5. What is the output voltage accuracy?
It delivers a stable output with ±1% to ±2% accuracy.

6. Which industries use the ADV-250KVA AVR?
It is widely used in textile, garments, telecom, data centers, hospitals, and power plants.

7. Can the ADV-250KVA AVR be used in hospitals?
Yes, it ensures stable power for MRI, CT scans, surgical equipment, and ICUs.

8. Is the ADV-250KVA AVR suitable for IT and telecom?
Yes, it protects data centers, servers, and telecom networks from voltage instability.

9. Does it protect against surges and spikes?
Yes, it provides surge, spike, and transient protection.

10. What is the efficiency of the ADV-250KVA AVR?
It has an efficiency of 95% or higher, reducing energy loss.

11. What is the response time of the ADV-250KVA AVR?
It responds within less than 1 second to correct voltage fluctuations.

12. Can it handle unbalanced loads?
Yes, it is built to manage balanced and unbalanced loads.

13. What cooling system is used?
Most models use air cooling, while some come with oil cooling.

14. How long is the lifespan of the ADV-250KVA AVR?
With proper servicing, it can last 10–15 years or more.

15. What are the installation requirements?
It requires a well-ventilated, dust-free, dry space with good grounding.

16. Can the ADV-250KVA AVR operate continuously?
Yes, it is designed for 24/7 continuous operation.

17. Is remote monitoring available?
Yes, many units come with digital meters and remote monitoring features.

18. Does the ADV-250KVA AVR have overload protection?
Yes, it includes overload and short-circuit protection systems.

19. What frequency does it support?
It works with both 50Hz and 60Hz systems.

20. What type of display is included?
It has a digital LCD/LED display to monitor voltage, current, and system status.

21. Can it be customized?
Yes, the ADV-250KVA AVR can be tailored with specific voltage ranges, protections, and options.

22. Does it work in high-temperature areas?
Yes, it can operate in conditions ranging from 0°C to 45°C.

23. What certifications does it carry?
It usually complies with ISO, IEC, and CE certifications.

24. What is the noise level of the ADV-250KVA AVR?
It operates at low noise levels, suitable for indoor installations.

25. What is the physical size and weight?
It is a large cabinet unit, typically weighing several hundred kilograms.

26. Does it include wheels for movement?
Yes, many models come with caster wheels for easier relocation.

27. What is the warranty period?
The warranty is generally 1–2 years with service support.

28. How often should it be maintained?
Servicing every 6–12 months is recommended.

29. Where is the ADV-250KVA AVR used in Bangladesh?
It is widely applied in garments, textile mills, hospitals, IT hubs, water plants, and infrastructure projects.

30. How can customers purchase the ADV-250KVA AVR?
It can be purchased from authorized distributors like TNS Engineering Ltd and other importers in Bangladesh.