SBW Three-Phase High power 150KVA Servo Voltage Stabilizer for Factory Power Control
three phase stabilizer
SBW Three-Phase High power 150KVA Servo AVR for Factory Power Control
high power voltage stabilizer
High Power Regulator
Ac High Power Regulator
150kva servo industrial voltage regulator
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SBW Three-Phase High power 150KVA Servo Voltage Stabilizer for Factory Power Control
three phase stabilizer
SBW Three-Phase High power 150KVA Servo AVR for Factory Power Control
high power voltage stabilizer
High Power Regulator
Ac High Power Regulator
150kva servo industrial voltage regulator
20KVA Single-Phase Full Automatic AC Voltage Stabilizer AVR For Refrigerator
20KVA Single-Phase Full Automatic AC Voltage Stabilizer AVR For Refrigerator
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SBW Three-Phase High Power 150Kva Servo Automatic Voltage Stabilizer For Factory Power Control

In industrial environments where voltage fluctuation can damage equipment and interrupt production, a reliable Three-Phase Voltage Stabilizer is essential. The SBW Three-Phase High Power Servo Voltage Stabilizer is designed to provide precise, stable, and continuous voltage regulation for factories, workshops, and heavy-duty industrial systems.

With capacities ranging from 30KVA to 800KVA, including the widely used 150KVA model, this three phase servo voltage stabilizer delivers fast response, high efficiency, and strong load capability—making it a trusted Automatic Voltage Stabilizer solution for factory power control.

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Description

What Is an SBW Three-Phase Servo Voltage Stabilizer?

An SBW servo voltage stabilizer uses a servo motor-driven regulating system combined with a compensation transformer to automatically correct voltage fluctuations. When the input voltage changes, the servo motor quickly adjusts the regulator to keep the output voltage stable within a preset accuracy range.

Compared with relay-type stabilizers, servo-controlled systems offer:

Higher precision
Smoother voltage adjustment
Better performance under heavy and continuous loads

Designed for Factory & Industrial Power Control

The SBW Three-Phase High Power Voltage Stabilizer is specifically engineered for industrial applications where power demand is high and voltage stability is critical.

Typical Applications

Manufacturing plants & production lines
CNC machines & processing equipment
Injection molding machines
Industrial motors & compressors
Elevators, hoists, and cranes
Printing, textile, and packaging factories

Stable voltage helps reduce downtime, extend equipment lifespan, and improve production efficiency.

Key Advantages of the SBW Three-Phase Voltage Stabilizer

🔹 High Power Capacity
Wide capacity range: 30KVA–4000KVA
Ideal for medium and large industrial loads
Strong overload tolerance for demanding applications

🔹 Precise Servo Control
Voltage regulation accuracy: ±3%
Smooth and continuous adjustment without voltage steps
Fast response to sudden voltage changes

🔹 High Efficiency & Low Loss
Overall efficiency >95%
No additional waveform distortion
Maintains clean sine wave output

🔹 Reliable Protection System
Built-in protections include:
Overvoltage protection
Overload protection
Short-circuit protection
Over-temperature protection

These features ensure both stabilizer safety and load equipment protection.

🔹 Clear Digital Display
Real-time display of input/output voltage
Load ratio monitoring
Fault indicators for easy troubleshooting

Technical Parameters

 

Model

 SBW-N-30KVA SBW-N-50KVA SBW-N-60KVA SBW-N-80KVA SBW-N-100KVA
SBW-N-120KVA SBW-N-150KVA SBW-N-200KVA SBW-N-250KVA SBW-N-300KVA
SBW-N-350KVA SBW-N-400KVA SBW-N-500KVA SBW-N-600KVA SBW-N-800KVA
Phase Three phase
Input voltage AC 304-456V or customized
Output voltage AC 380V or customized
Frequency 50Hz/60Hz
Precision ±3%
Efficiency >95%
Control type Servo motor
Digital display Show input and output voltage,Load Ratio and Fault Indicator
Protection Overvoltage, Overload, Short circuit, Over temperature
Ambient temperature -10°C~+ 40°C
Relative Humidity <95%
Waveform Distortion No additional wave form distortion
Insulating Resistance Normally more than 2MΩ
Insulating Class Class B
 

 

 

Protection

 Overvoltage Output Voltage ≥ 425V ± 4V
Low voltage Output Voltage ≤ 360V ± 4V
Over temperature 95℃±10℃
Delay protection Customizable
Undervoltage Disabled by default, customizable if needed
Power 50KVA 60KVA 80KVA 100KVA 120KVA 150KVA 200KVA
Size(mm)   L*W*H 885*550*1200 885*550*1200 885*550*1200 920*620*1300 920*620*1300 970*700*1390 1020*700*1390
N.W(kg) 190 190 195 271 280 343 416
Power 250KVA 300KVA 400KVA 500KVA 600KVA 800KVA
Size(mm)   L*W*H 1020*700*1600 1100*800*1800 1100*800*1800 1100*1250*2000 1100*1250*2000 1200*1300*2000
N.W(kg) 530 644 706 961 1225 1328
The size and weight vary depending on the voltage range, and are subject to the customized actual product.

FAQ

1. Is a 150KVA three-phase voltage stabilizer suitable for continuous factory operation?

Yes. The SBW series is designed for long-term, continuous industrial use with high efficiency and robust protection.

2. Can the input and output voltage be customized?

Absolutely. Both input voltage range and output voltage can be customized to match local grid conditions.

3. What maintenance does a servo voltage stabilizer require?

Routine inspection and basic cleaning are usually sufficient. High-quality components ensure long service life with minimal maintenance.

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