Motorized Variable Auto Transformer in Coimbatore Tamilnadu and India

A Motorized Variable Auto Transformer, commonly known as a motorized Variac, is an advanced voltage control device that offers precise voltage regulation through a continuous variable output. Equipped with a motorized drive for remote or automated adjustment, it is ideal for test benches, voltage-sensitive equipment, R&D labs, and industrial automation.

At Beta Power Controls, our motorized Variacs are designed for durability, high accuracy, and smooth voltage variation, conforming to IS standards. Available in single-phase and three-phase models, our transformers are widely used for voltage correction, power supply simulation, and controlled testing environments.

Technical Specifications

Parameter Details
Phase Type Single Phase / Three Phase
Input Voltage 230V / 400V / 415V AC
Output Voltage 0 – 270V (1-Ph) / 0 – 470V or 0 – 470V/3-Ph
Power Capacity 2A to 1000A (Customizable)
Cooling Type Natural Air / Oil-Cooled
Control Method Motorized Remote / Push Button / PLC

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Description

Technical Specifications

Parameter Details
Enclosure Protection IP21 / IP54 (Indoor/Outdoor Optional)
Winding Type Copper (Standard) / Aluminum (Optional)
Brush Assembly Carbon / Graphite Brush with Silver Alloy
Insulation Class Class B / F / H
Efficiency > 98%
Standards IS 5142, IEC Compliant, ISO 9001:2015

Key Features

  • Smooth and step-less voltage regulation
  • Motorized control for remote or automated operation
  • Available in open, enclosed, or panel-mounted designs
  • Carbon brush contact for consistent voltage output
  • Built with CRGO core and copper winding for high efficiency
  • Digital or analog voltmeter and ammeter (optional)
  • Compact and durable build for continuous duty
  • Manual override switch and limit protection system
  • Compliant with IS 5142 / IEC standards

Applications

Used across various industries and test environments:

  • Test Benches & Quality Labs
  • Motor Testing & Burn-In Facilities
  • HVAC and Lighting Simulation Systems
  • Transformer Manufacturing QA
  • Electronics and Equipment Calibration
  • Battery Charging Systems
  • Power Conditioning in Educational Labs
  • Automation & Control System Testing

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