20KVA Three Phase Automatic Voltage Regulator AVR & AC Voltage Stabilizer Servo Motor Type Industrial Power Conditioner
20KVA High Precision Three Phase AVR Voltage Stabilizer for Industrial Power Protection
Voltnex Power 20KVA Three Phase Automatic Voltage Regulator (AVR) is a high precision servo motor type AC voltage stabilizer designed to provide stable and reliable power supply for industrial equipment, automation systems and commercial electrical applications.
With advanced automatic voltage regulation technology, this three phase voltage stabilizer continuously monitors input voltage fluctuations and automatically adjusts output voltage to maintain stable power conditions. It effectively protects electrical equipment from voltage instability, overvoltage, undervoltage and power quality problems.
Designed for heavy-duty industrial environments, the 20KVA AVR adopts reliable control technology, optimized electrical structure and high-quality components to ensure long-term operation. It supports customized voltage solutions including 220V, 380V, 400V, 415V, 440V and 480V AC systems for different international markets.
Manufactured by Voltnex Power, a professional China Automatic Voltage Regulator and power quality equipment manufacturer, this product provides OEM & ODM customization, factory direct wholesale supply and global export solutions for distributors, contractors and industrial customers worldwide.
High Precision Servo Motor Voltage Regulation Technology
The 20KVA three phase AVR adopts advanced servo motor control technology to achieve accurate and automatic voltage adjustment.
The intelligent regulation system detects voltage changes in real time and adjusts the internal voltage regulating mechanism to maintain stable output.
Main Advantages:
- High voltage regulation accuracy
- Fast response to voltage fluctuation
- Stable three phase power output
- Reliable continuous operation
- Reduced equipment downtime
- Improved electrical equipment lifespan
This makes it an ideal solution for factories, automation systems and industrial machinery requiring stable power supply.
Three Phase Power Stabilization Solution
Compared with single phase voltage stabilizers, the three phase 20KVA AVR is designed for industrial electrical systems with higher power requirements.
It provides balanced voltage regulation for:
- Three phase motors
- Industrial machines
- Production lines
- Automation equipment
- Factory electrical systems
The system helps maintain stable voltage conditions even in areas with unstable grid power.
Optional AVR & Isolation Transformer Integrated Solution
For applications requiring both voltage stabilization and electrical isolation, Voltnex Power can provide an integrated AVR Isolation Transformer power conditioning system.
This solution combines:
Automatic Voltage Regulation
- Voltage fluctuation compensation
- Stable AC output
- High precision adjustment
Isolation Transformer Protection
- Electrical noise reduction
- Improved power quality
- Better interference protection
- Enhanced equipment safety
This integrated design is suitable for sensitive industrial and precision electrical applications.
Pure Copper Coil & Reliable Internal Structure
The 20KVA AVR can be manufactured with high-quality copper winding components to improve electrical performance and reliability.
Copper coil advantages:
- Excellent conductivity
- Lower energy loss
- Better heat dissipation
- Longer service life
- Stable operation under continuous load
The optimized internal structure ensures reliable performance for industrial environments.
Intelligent Monitoring & Protection System
The optional digital display allows operators to monitor:
- Input voltage
- Output voltage
- Operating status
- Regulation condition
Multiple protection functions include:
- Over voltage protection
- Under voltage protection
- Over current protection
- Overload protection
- Short circuit protection
- Temperature protection
Providing comprehensive protection for connected equipment.
Technical Specifications
| Parameter | Reference Specification |
|---|---|
| Model | 20KVA Three Phase Automatic Voltage Regulator AVR AC Voltage Stabilizer |
| Product Type | Servo Motor Type Industrial Voltage Stabilizer / Power Conditioner |
| Rated Capacity | 20KVA |
| Phase | Three Phase |
| Series | TNS Series Automatic Voltage Regulator |
| Input Voltage | 220V / 380V / 400V / 415V / 440V / 480V AC Customized |
| Output Voltage | Customized According to Customer Requirements |
| Frequency | 50Hz / 60Hz |
| Voltage Regulation Accuracy | ±1% – ±3% High Precision Automatic Voltage Regulation |
| Control Technology | Servo Motor Automatic Voltage Adjustment System |
| Transformer Winding | Pure Copper Coil Winding Optional for Improved Conductivity and Reliability |
| Isolation Transformer Function | Optional AVR Isolation Transformer Integration for Power Quality Improvement |
| Display Function | Digital Display for Input Voltage, Output Voltage and Operating Status Optional |
| Protection Function | Over Voltage Protection, Under Voltage Protection, Over Current Protection, Overload Protection and Short Circuit Protection |
| Cooling Method | Air Self-Cooling (AN) |
| Efficiency | ≥98% |
| Insulation Class | Class F / Class H Optional |
| Protection Class | IP20 / IP23 / IP54 Optional |
| Manufacturing Standard | IEC Standard / CE Available |
| 应用 | Industrial Automation Equipment, CNC Machines, Factory Production Lines, Medical Equipment, Laboratory Systems and Commercial Power Applications |
| OEM & ODM Service | Customized Voltage, Capacity, Cabinet Design, Logo and Private Label Service Available |
| Manufacturer | Voltnex Power – China Industrial Voltage Stabilizer & AVR Manufacturer |
Industrial Applications
Factory Automation Systems
The 20KVA three phase voltage stabilizer is widely used for:
- CNC machines
- Industrial robots
- Automated production lines
- PLC control systems
- Manufacturing equipment
It provides stable power conditions to improve production efficiency and reduce equipment failure caused by unstable voltage.
Industrial Machinery Power Supply
Suitable for:
- Motor-driven equipment
- Packaging machines
- Processing equipment
- Factory electrical systems
The AVR helps maintain reliable operation under different grid conditions.
Medical & Laboratory Equipment
Provides stable AC power for:
- Laboratory instruments
- Testing equipment
- Precision devices
- Medical systems
Commercial & Building Electrical Systems
Used for:
- Office equipment
- Communication systems
- Security systems
- Commercial facilities
Application Case 1: CNC Manufacturing Factory Power Stabilization
Customer Requirement
A CNC machining factory required a stable three phase power supply because local grid voltage fluctuations caused machine alarms and production interruptions.
Solution Provided
Voltnex Power supplied a customized 20KVA Three Phase Automatic Voltage Regulator AVR with servo motor control technology.
Configuration:
- Capacity: 20KVA
- Phase: Three Phase
- Input Voltage: 380V
- Output Voltage: 380V Stable Output
- Frequency: 50Hz
Result
After installation, the AVR provided stable voltage output for CNC equipment, reducing voltage-related downtime and improving production reliability.
Application Case 2: Industrial Automation Production Line Power Protection
Customer Requirement
An automation equipment manufacturer required clean and stable power for sensitive control systems and electrical components.
Solution Provided
Voltnex Power provided a 20KVA TNS Series Three Phase Voltage Stabilizer for the production line.
Configuration:
- Capacity: 20KVA
- Application: Factory Automation System
- Control Type: Servo Motor AVR
- Customized Voltage: 400V
Result
The voltage stabilizer improved power stability, protected automation controllers and ensured continuous operation of the production system.
OEM & ODM Custom Manufacturing Service
Voltnex Power provides customized AVR and voltage stabilizer solutions according to different project requirements.
Customization options include:
- Capacity customization
- Single phase / three phase design
- Input and output voltage customization
- 50Hz / 60Hz frequency selection
- Isolation transformer integration
- Copper winding option
- Cabinet design customization
- Logo and private label service
Why Choose Voltnex Power?
Professional China AVR Manufacturer
Voltnex Power specializes in manufacturing:
- Automatic Voltage Regulators
- AC Voltage Stabilizers
- Isolation Transformers
- Dry Type Transformers
- VFD Transformers
- Power Quality Equipment
Factory Direct Wholesale Supply
We provide:
- Competitive factory pricing
- Bulk order support
- OEM production
- Technical engineering support
- Global shipment service
Global Export Experience
Our industrial power solutions are supplied worldwide, including:
- USA
- Canada
- Mexico
- Brazil
- Chile
- Argentina
- Europe
- Australia
- Middle East
- Asia
Frequently Asked Questions (FAQ)
1. What is a 20KVA three phase AVR voltage stabilizer?
A 20KVA three phase AVR is an automatic voltage regulation device designed to maintain stable AC voltage for industrial equipment and electrical systems.
2. Is this 20KVA AVR suitable for factory equipment?
Yes. It is designed for CNC machines, automation systems, production lines and industrial machinery.
3. Can the voltage be customized?
Yes. Voltnex Power supports customized input and output voltage including 220V, 380V, 400V, 415V, 440V and 480V.
4. Can you add an isolation transformer function?
Yes. We provide integrated AVR isolation transformer solutions according to customer requirements.
5. What control system does this AVR use?
The 20KVA model uses servo motor automatic voltage regulation technology for accurate voltage adjustment.
6. Do you provide OEM service?
Yes. We provide OEM and ODM manufacturing including electrical design, structure and branding customization.
7. What is the warranty period?
Voltnex Power provides a standard 3-year warranty with technical support.
8. Can you supply wholesale orders?
Yes. We support distributors, contractors and industrial projects with factory direct supply.
9. What standards do your products follow?
Our products are designed according to IEC electrical standards with CE certification available.
10. How can I get a quotation?
Send your required capacity, voltage, quantity and application information. Our engineering team will provide a customized solution.
Get Customized 20KVA AVR Power Solution from Voltnex Power
Voltnex Power provides reliable 20KVA Three Phase Automatic Voltage Regulator AVR and AC Voltage Stabilizer solutions for industrial customers worldwide.
With professional manufacturing capability, customized engineering solutions and strict quality control, we help customers improve power stability, protect valuable equipment and optimize electrical system performance.
Whether you need a standard three phase voltage stabilizer or a customized AVR isolation transformer system, Voltnex Power delivers reliable power conditioning solutions for factories, automation systems and industrial applications.
Contact Voltnex Power today for quotation, technical specifications and customized industrial power solutions.
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