Voltage Regulator with Precision (VRP)
A journey into the VRP’s inner and outer world

TSi Power’s IGBT-based PWM Static Voltage Regulator with Precision (VRP) ensures continuous seamless voltage correction with stability amid grid problems and circuit disruptions.

Core features/benefits
of the products

  • It offers a static design with no moving parts.
  • It delivers step-less voltage correction.
  • There’s instant real-time, precision voltage correction.
  • It has efficient voltage sag elimination.
  • It offers an effective suppression of surges and spikes.
  • It eliminates voltage overshoot during the mains cycle.
  • Outstanding load compatibility is available.
  • It delivers exceptional handling of regenerative loads while maintaining stability
  • It utilizes the built-in fast automatic AC-AC Converter bypass system in case of a fault condition.
  • It has a smooth and soft switch-on.
  • It offers effortless servicing and installation with a plug-and-play functionality.
  • Its exceptional reliability combines high dependability with extreme cost-effectiveness.



Introducing our Three-Phase VRP Series, offered in sizes from 3KVA up to 300 KVA with 6KVA to 300KVA available in the ± 13% model, 160KVA to 200KVA available in the ± 18% model, 3KVA to 130KVA available in the ± 20% model and 6.5KVA to 120KVA available in the ± 26% model. This series boasts remarkable power efficiency, ranging from 95% to over 97% during voltage regulation and even higher during normal voltage conditions.

Technical Specifications

Model: TSI-VRP 13%

Model: TSI-VRP 20%

Model: TSI-VRP 26%

Discover our Single-Phase VRP Series, with standard sizes available from 1KVA up to 15 KVA available in the ± 20% and 3KVA to 10KVA in the ± 26% model. Higher sizes upto 100 KVA can also be made available upon request. This series is known for its impressive power efficiency, achieving 95% to 96% during regulation and surpassing that under normal voltage conditions.

Technical Specifications

Model: TSI-VRP 20%

Model: TSI-VRP 26%

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