Our hydro bars are made in custom made jigs and fixtures for every order and checked in laser cut wooden mockup former, so that the first bar, the next bar and every other bar made measures just the same and fits exactly at site during rewinding

Types:

• Z type bars
• C type bars

Main wall Insulation system:

• Thermo reactive system / resin rich system
• Micalastic system – A resin poor system in which the insulated bars are heated under vacuum and impregnated in heated resin. The dipped bars are then packed in hydraulic pressed curing chamber
• Uncured micalastic system
• Special insulation system – Other than the above specified systems, We offer solutions for customer specific insulation systems.

Conductor insulation:

• Enamel with double/single Dacron
• Enamel with double/single glass
• Enamel with single Dacron + single glass

Main wall Insulation material:

• VPI
• Mica/glass
• Mica/film
• Mica/glass + film

Corona discharge protection:

• Corona shield tape / conductive tape
• Stress grading tape / semi conducting tape

Voltage range: 11 KV to 22 KV

Testing and inspection:

In process inspection:

• Inter element test
• Nitrogen leak test
• Thermal shock test
• Helium leak test, among many other tests performed while processing

Final testing:

• Tan delta
• High voltage