Skip to product information
1 of 2

TPL Stabilizers

TPL Series Three Phase Voltage Stabilizer Servo Liner 20% - 300KVA

TPL Series Three Phase Voltage Stabilizer Servo Liner 20% - 300KVA

View full details

The TPL 300 KVA is designed for industrial facilities and large commercial campuses where multiple departments share a single power bus and load variation is constant. With 433 A rated current and full independent per-phase control, the unit maintains ±1% output accuracy regardless of load shifts across phases. Its Class H insulation and >98% full-load efficiency make it a long-term investment for continuous industrial operation. Widely used in textile factories, food processing plants, and large data centres.

Outstanding Features

300 KVA industrial capacity

Heavy-duty three-phase stabilization

433 A rated current

Supports large motor and process loads

Class H insulation

24/7 continuous industrial operation

>98% efficiency

High energy savings at industrial scale

Independent phase regulation

Stable output under load imbalance

Short circuit protection

Enhanced system safety under faults

Overload protection

Safe operation under peak demand

Modbus + GPRS communication

BMS / SCADA integration ready

±20% input tolerance

Stable performance under grid fluctuations

Specification Value
Rated Power 300 KVA
Phase Three Phase
Input voltage 400 Vac (Three Phase + Neutral)
Output voltage 400 Vac (Three Phase + Neutral)
Admitted Load Variation 0 to 100%
Harmonic distortion Nil (zero introduced)
Cooling Natural Air + Fans (forced ventilation above threshold)
Protection degree IP23 — Indoor
Environment Indoor installation
Colour RAL 7016 (Dark Grey)
Input voltage tolerance +20% to -20% (320V – 480V)
Output accuracy ±0.5% to ±1% (adjustable)
Rated current 433 A
Frequency 50/60 Hz ±5%
Efficiency >98% at full load
Overload 150% for 1 min
Correction speed 20 ms / volt
Load unbalance Up to 100%
Insulation class H Class

Request a custom TPL stabilizer for your project

We provide custom 3-phase TPL voltage stabilizers tailored to suit the needs of factories and industrial facilities of different sizes. If you need a capacity not listed in the displayed products or require special operating specifications, our engineering team can design the right solution for your application.