SonaPERT offers a variety of testing facilities to customers in the area of high voltage and electric power engineering as per IS/IEC standards.

1. Web : www.sonapert.com
Email : sonapert@sonatech.ac.in
Phone : 0427-4099729

2. SONAPERT
May 2007
HIGH VOLTAGE DIVISION
HVAC testing HVDC testing
0-100 kV A.C , 0-60 kV A.C, 0-1 kV AC 0-15 kV D.C
Divisions of SonaPERT
Impulse Testing
300kV, 15kJ Impulse

3. research projects

4. Development of Nano Composite Material for
Electric Cable Applications
Agency : AICTE, New Delhi

5. Modernization of High Voltage Laboratory
Agency : AICTE, MODROBS
300kV, 15kJ
Impulse
Voltage
Generator

6. Products Developed

7. Development of High Power DC Regulated Power Supply
Agency : NIOT – National Institute of Ocean Technology
Input: 400 V, 3Ø Output Current : 150 Ampere (Max) PLC Interface
Output :100-400V Output Ripple : < 2% Output Voltage Regulation : < 1%

8. Underground Cable Fault Locator
• Test any type of medium & high voltage cable and coaxial cables
• 5m to 1000 m range
• Battery powered & portable instrument
• Accuracy limit ± 3m.

9. Current Transformer Accuracy Test System
 CT CALIBER is an advanced PC based CT accuracy test system
 Applicable for 25 mA to 5 A CTs
 Indication of test results as per IS & IEC standards.
Agency : Megawin Switchgear, Salem

10. Electronic Potential Transformer and
Current transformer Accuracy Test System
 CTPT CALIBER is an advanced PC based CT & PT accuracy test system
 Applicable for 50 mA to 5 A CTs
 Applicable for 11 kV and 33 kV primary voltage rating of VTs
 Indication of test results as per IS & IEC standards.
Agency : Megawin Switchgear, Salem

11. facilities AVAILABLE
at SONAPERT

12. Three Phase Power Quality Analyzer
Fluke Model-434-II
Energy loss calculator
Power inverter efficiency
Power Wave data capture
Troubleshoot real‐time
Measure all three phases and neutral

13. High voltage AC TEST
• Advanced PC based LC measurement
• Test range up to 100 kV.
• Test as per IS & IEC standards.
• Testing of equipment like insulators, circuit breaker, bushings,
power transformer etc.

14. High Voltage DC TEST
• Test range up to 15 kV.
• Test as per IS & IEC standards.

15. TEMPERATURE RISE TEST
• Test facility for switchgear panels, current transformer, bushings, power transformer,
circuit breaker etc.,
• Test range up to 5000A.
• Test as per IS & IEC standards

16. Fast & accurate
Reliable
Advanced software
User friendly
automatic
6 current generators-
6 x 0…32A
4 voltage generators-
4 x 0…300V
High VA capacity.
 IED relays.
Test all types of relays
from
electromechanical to
numerical types
Advanced RELAY testing FACILITY

17. Break Down Strength Test of insulating oils
• Test all type of insulating oils.
• Test with range up to 60 kV.
• Test as per IS & IEC standards.

18. Testing Services Offered
Three Phase Energy Analyzer – Fluke – 434-II : Using our advanced power
quality equipment we can easily analyze, Voltage, Current, Frequency,
Harmonics, Dips & Swells, Power & Energy, Flicker, Transients, Power
inverter efficiency, etc,.
Impulse Test: Our advanced impulse test systems are used for carrying out
impulse voltage tests on HV apparatus like Power Transformers, Instrument
Transformers, Switchgear Panels, Breakers, and HV Cables etc. The tests are
conducted with lightning, full or chopped waves, and / or switching impulses as
prescribed in the relevant international standards.
Relay Test: Advanced protective relay testing facilities for all types of relays
ranging from electromechanical types to numerical relays. Both on-site and in-
house testing of relays and periodic maintenance of relays are performed as
per customer requirement.
Temperature Rise Test : Temperature rise tests of switchgear panels,
transformers, circuit breakers, bushings, busbars etc. upto 5000 A
High Voltage Power Frequency Withstand Test: This test is carried out for
switchgear panels, transformers, disconnectors, Bushings, Circuit Breakers,
Bus bars, Insulators etc. upto 100 kV.

19. BDV test of oil: Breakdown Voltage Test for all types of insulating oils is
carried out upto 60kV.
CTI Test : Evaluation of Comparative Tracking Index of all types of solid
insulating materials are performed
Tracking Resistance Test : Evaluation of Tracking resistance of all types of
insulating materials are performed
Contact Resistance Test : Measurement of contact resistance of circuit
breakers, switchgear panels etc.,
Core loss Test : Evaluation of core loss , B-H Curve and peak flux density of
iron cores
CT Accuracy Test : Evaluation of Ratio Error & Phase Error of Current
Transformers of secondary rating 50 mA -5A
Cable Fault Test : Identification and location of Open Circuit & Short Circuit
Fault in Cables
Dielectric Constant, Tan Delta & Resistivity Test Set: Measure Dielectric
constant, Tan Delta and Resistivity of Solid and Liquid insulation.
Olympus Research Stereo Microscope (model SZX16): Analyze treeing
performance of solid cable insulating materials like XLPE, HDPE, LDPE, PP,
etc,
Testing Services Offered

20. Our Valuable Customers
 Burns Std. Co. Ltd.,
Salem
 JSW, Salem
 Megawin Switchgears,
Salem
 System Control, Salem.
 Andavar Electricals ,
Salem
 Gemini Electricals,
Trichy
 Gaark microdevices,
Coimbatore
 LMW, Coimbatore
 TPT, Salem
 Vee Technologies,

21. Continuing Education Services
S.No Course Name
1 Advanced PC based testing of electric power
equipment
2 A software course on LabVIEW Programming
3 Matlab Programming