Servo Stabilizers - 3 Phase
Advanced three-phase voltage protection with microprocessor-based control, providing stable power quality for industrial applications with True RMS correction and complete protection features.
Advanced Three-Phase Power Protection
Our 3-Phase Servo Controlled Voltage Stabilizers provide superior industrial-grade voltage regulation with microprocessor-based control systems, ensuring stable power quality for heavy-duty applications. Built with True RMS correction and comprehensive protection features for industrial environments.
True RMS Correction
- Microprocessor based control system
- Digital Voltage, Current & Frequency
- MCU sensing and correction technology
- High precision voltage regulation
High Efficiency Design
- Stabilizers designed to rated capacity
- Efficiency > 98%
- Optimal performance at load conditions
- Energy saving operation
Complete Protection
- Short Circuit,Over voltage protection
- Electronic CT based Overload trip
- Single Phasing & Phase Reversal trip
- Built-in Spike Suppressor
After Sales Support
- 'No Questions-Asked' guarantee
- Service network covering 100+ locations
- Service response within 6-24 hours
- Comprehensive maintenance support
Key Features & Benefits
Discover the advanced features that make our 3-Phase Servo Voltage Stabilizers the preferred choice for critical industrial power applications. Each feature is designed to deliver maximum performance, safety, and reliability.
True RMS Correction
High Efficiency Design
Complete Protection
After Sales Support
Technical Specifications
Detailed technical parameters and standards ensuring optimal performance and reliability for both air-cooled and oil-cooled variants.
| Parameter | Air Cooled | Oil Cooled |
|---|---|---|
| Rating (kVA) | 3 kVA - 150 kVA | 3 kVA - 600 kVA |
| Type of Cooling | Air Cooled | Oil Cooled |
| Input Voltage Range | 310V-460V / 340V-420V | 310V-460V / 340V-420V |
| Output Voltage | 415V±1% / 380V±1% / 400V±1% | 415V±1% / 380V±1% / 400V±1% |
| Output Regulation | ±1% of nominal voltage | ±1% of nominal voltage |
| Input Frequency | 50 Hz ± 5 Hz | 50 Hz ± 5 Hz |
| Efficiency | > 98% | > 98% |
| Load Power Factor Effect | Nil | Nil |
| Waveform Distortion | Nil | Nil |
| Servo Control Type | MCU Based | MCU Based |
| Servo Motor Drive | True band drive AC motor | True band drive AC motor |
| Under/Over Voltage Cutoff | Electronic with LED display | Electronic with LED display |
| Overload Protection | CT based @ 110% | CT based @ 110% |
| Short Circuit Protection | MCB/MCCB/HRC | MCB/MCCB/HRC |
| Single Phasing Prevention | Provided (All models) | Provided (All models) |
| Phase Reversal Trip | Provided (All models) | Provided (All models) |
| Stabilizer Bypass | Up to 50kVA (Optional >50kVA) | Up to 50kVA (Optional >50kVA) |
| Transient Suppression | 3-limb Inductance | 3-limb Inductance |
| Emergency Off Switch | Provided (All models) | Provided (All models) |
| Display Type | 3 line LCD panel | 3 line LCD panel |
| Parameters Displayed | Input/Output V, I, F | Input/Output V, I, F |
| Input/Output Terminations | Bolted/Busbar | Bolted/Busbar |
| Standards | IS 9815 Part-1:1981 | IS 9815 Part-1:1981 |
Ready for Industrial Power Protection?
Get in touch with our experts to find the perfect three-phase servo stabilizer solution for your industrial needs. We provide comprehensive support from consultation to installation and maintenance.