20 kVA Air Cooled Servo Voltage Stabilizer

Product Description

Technical Specifications - Model SVS30A320

Rating	:	20 kVA, 3 Phase, 4 Wire
Output Current	:	29 Amps per phase
Input Voltage Range	:	300V to 460V, 47Hz to 63Hz, 4 Wire
Output Voltage	:	400V +/- 1%
Response Time	:	Less than 10ms
Suitability	:	Suitable for all power factor loads
Cooling	:	Natural air Cooled
Installation	:	Indoor type
No Load Loss	:	Less than 0.4%
Efficiency	:	98-99%
Correction Speed	:	Faster than 32V per sec.
Input / Output Termination	:	On Brass studs / Connectors
Winding & Wiring Material	:	Copper EC grade (99.9% Pure)
Drive	:	Direct AC drive for fastest voltage correction and durability
Controls	:	All the three phases controlled individually for better voltage and load management.
Size (in mm) & Weight	:	L 550 x D 500 x H 1000 & 166 Kg.
Applicable Standard	:	IS 9815
	:	ISO 9001-2015 , ISO 14001-2015
International Marking	:	CE Conformity EN61558-1:2005+A1:2009

Optional Protections

• Overload Cut-Off and Short Circuit Protection.
• Low/High Voltage (out of input range) Alarm or Cut-Off.
• Phase Missing / Phase Reversal Alarm or Cut-Off.

Optional Features

• Digital Multifunction Meter. Manual Bypass & Auto Phase Correction

Salient Features

• "IC" based solid-state, relay less, plug in control cards for easy online serviceability.
• Output voltage adjustable  6% of set voltage from front panel.
• Meters on front panel for easy monitoring of input and output voltage along with limit indicators.
• Provision for Auto / Manual control from the front panel.
• Wide ambient temperature operation from -20C to 50C.
• Due to new innovations & improvements the technical specifications are subject to change.

Automatic Voltage Regulation for Reliability

This servo voltage stabilizer employs a fully automatic control system, constantly monitoring and adjusting output voltage to safeguard connected devices. Its robust design ensures a steady voltage output even when input levels fluctuate, protecting equipment from voltage surges or drops.


High Efficiency and Wide Input Range

With a 98% efficiency rating and an input voltage range of 300 to 460 Volts, this stabilizer is suited for locations with inconsistent power supply. Its high efficiency minimizes energy losses, making it a cost-effective solution for long-term use in offices, manufacturing units, and commercial establishments.


Backed by Service and Warranty

Every unit comes with a 12-month warranty, ensuring peace of mind and dependable after-sales service. As a leading exporter, manufacturer, and supplier from India, this stabilizer is supported by a responsive service network.