TELK has the state of the art testing facilities... like Extra High voltage testing laboratory and fully equipped insulating material testing laboratory enable to conduct  all routine and type tests as laid down in international standards.

800 kV Cascaded Testing Transformer

500 kV Testing Transformer

Partial Discharge Test sets in all test bays 
 

• 3 MV Impulse Voltage Generator 
• Switching Impulse Generator for 1300 kV level 
• 1 MVA high frequency generator for Induced Over Voltage Tests
• 900 kV Peak Value Volt Meter by Haeffly 
• Very High Precision Schering Bridges by Tettex, for loss measurement of H V Reacors
• Complete Transformer Oil Laboratory to test moisture content in oil by Karl Fischer Titration, Inter Facial Tension, etc
• 800 kV Coupling Capacitor
• Instrument Calibration setup for Voltmeters, Ammeters etc
• RIV measuring instrument 
• Sound Level Measurement Equipments