Since 1979 · Pan-India · Exports

Servo-Controlled
Voltage Stabilizers &
Isolation Transformers

Precision power conditioning for industrial machinery, CNC lines, medical imaging, and critical process loads. Built to IS 9815, IS 2026, IS 1180 & IS 335.

⚡ Rating range: 1 KVA – 2500 KVA · Efficiency: ≥ 98%

AltraVolt servo-controlled voltage stabilizer and isolation transformer rack

Instrument Readout

Technical Specifications

Rated performance across the full product range

Input Voltage Range ± 15% – ± 40% of nominal (custom on request)

Output Accuracy ± 0.5% – ± 1% steady-state regulation

Response Time < 50 ms for ±10% input step change

Efficiency (full load) ≥ 98% up to 98.5% for large frames

Compliance & Certification

Built to Indian &
International Standards

Every unit is designed, tested, and type-approved in accordance with the following codes — no shortcuts.

IS 9815 Servo-controlled voltage stabilizers

IS 2026 Power transformers (general)

IS 1180 Outdoor type distribution transformers

IS 335 Insulating oils for transformers

IEC 60076 International power transformer standard

🏭

In-house testing

Full type-testing facility

✓ Dielectric & impulse voltage tests
✓ Temperature rise & thermal imaging
✓ Short-circuit & dynamic stability
✓ Partial discharge (PD) measurement

Engineered for Industry

Key Features

Designed for continuous duty in harsh industrial environments

⚡

Servo drive Brushless servo motor Zero maintenance, high reliability — no carbon brushes to replace.

🔰

Control logic Microprocessor based Digital PID control with auto-tuning for fast, jitter-free regulation.

🛡️

Protection Multi-layer fault Over/under voltage, short-circuit, overload, and thermal trip.

📊

Display Digital readout Real-time V, A, Hz, KVA, and fault diagnostics on LCD.

🔧

Cooling Oil-filled / air-cooled ONAN or AN cooling as per application and rating.

🌐

Connectivity Modbus RTU / TCP Remote monitoring & SCADA integration ready.

Where We Deploy

Industrial Applications

Proven across sectors — from automotive plants to pharma cleanrooms

🏗️ Construction & mining 🔧 CNC & machine tools 🏥 Medical imaging (MRI/CT) 🏭 Plastics & injection moulding ⚙️ Metal processing & forging 💊 Pharmaceutical & biotech 📡 Telecom & data centres 🌾 Agritech & food processing 🔬 R&D & test labs ⚡ Solar & renewable integration

Servo Stabilizers 1 KVA – 2500 KVA Single-phase and three-phase, air/oil cooled, with or without isolation.

Isolation Transformers 1 KVA – 3000 KVA Galvanic isolation, harmonic mitigation, and voltage matching for sensitive loads.

Start your project

Need a custom rating or non-standard voltage?

Our engineering team works with you to design, test, and deliver the exact power conditioning solution for your process.

Request a quote Download datasheet

📞 +91-XXX-XXX-XXXX · ✉️ sales@altravolt.in