Oil-Cooled Models
The Oil-Cooled Variable Transformer from BETA Power Controls LLP is engineered for heavy-duty, continuous operation in industrial and laboratory environments that require precise, stepless control of AC voltage.This transformer provides smooth and distortion-free voltage variation from 0 to 117% of the input voltage, ensuring accurate control and reliable performance even under high load conditions.
Designed with a sealed mild steel tank filled with high-grade insulating oil, this model offers superior heat dissipation, extended operational life, and enhanced electrical insulation.
Product Details
|
Features
|
Specification
|
|---|---|
|
Input Voltage
|
230V (Single Phase) / 415V (Three Phase)
|
|
Output Voltage Range
|
0 – 270V / 0 – 470V / up to 1000V
|
|
Cooling Type
|
Oil-Immersed (ONAN)
|
|
Current Range
|
30A – 6000A
|
|
Efficiency
|
Up to 98%
|
|
Control Type
|
Manual or Motorized (Optional Remote Desk Control)
|
|
Construction
|
Sealed Mild Steel Tank with Radiators / Fins
|
|
Insulation Class
|
Class F
|
|
Frequency
|
50 / 60 Hz ±3%
|
|
Duty Cycle
|
Continuous 24x7 Operation
|
|
Waveform Distortion
|
Nil (Pure Sinewave Output)
|
|
Ambient Temperature
|
0°C to 60°C
|
|
Warranty
|
2 Years Standard Warranty
|
Key Features
- High Current Capacity – Designed to handle up to 6000A continuous load
- Smooth Stepless Voltage Control – Output adjustable from 0 to 470V or 1000V
- Motorized or Manual Operation – With optional remote desk control
- Heavy-Duty Construction – Sealed mild steel tank with radiators/fins for cooling
- Complies with IEC / EN / CE International Standards
- Built for Continuous 24x7 Duty Cycle
Quality & Testing
- Built 100% in India using premium-grade materials
- CE and IEC Certified Design
- High-precision machining for stable voltage performance
- Factory-tested for safety, thermal stability, and durability
Applications
- Industrial Test Benches and Calibration Systems
- High-Current Power Conditioning Systems
- Transformer and Equipment Testing Facilities
- Electroplating, Furnace, and Electrolysis Plants
- Process Control and Automation Systems
- Research & Development Laboratories
- Continuous Industrial Voltage Control Operations
Three Phase Air-Cooled Servo Voltage Stabilizer
Beta Power Controls in India?
17+ Years of Expertise
Industry Leadership & Innovation
Global Quality Certifications
ISO 9001:2015 compliant
Customization
Voltage ranges and models tailored to client needs
High Efficiency
98% energy efficiency, reduces power loss
Global Export Network
Strong presence in Middle East, Europe, Africa & Asia
After-Sales Support
Installation, service, and technical assistance
How to Order from Beta Power Controls?
Frequently Asked Questions
It is a variable voltage transformer that uses oil as a cooling and insulating medium to handle high currents and continuous loads efficiently.
Oil cooling provides better heat dissipation, allowing higher current capacity and continuous operation without overheating.
Up to 6000A, depending on the model and configuration.
Yes — it’s designed for 24x7 continuous duty under full load conditions.
High-grade transformer insulating oil (IEC 60296 standard) for superior thermal and dielectric properties.
Yes, motorized models with remote desk control are available for precise and convenient voltage adjustment.
Very high — typically up to 98%, ensuring minimal energy loss.