• Koncar IVT’s are Non- ferroresonance type due to open core design
• Ability to satisfy high-precision measurement accuracy and protection classes
• Maintaining of designated accuracy class during entire transformer lifetime
• Fulfilment of customer special demands - Tailor-made product
• Magnetic core is open, limb-type – solution unique in the world
• High thermal burden - up to 2500 VA in standard design, higher ratings possible
• Experience in production of inductive voltage transformers for highest voltage levels (up to 525 kV)
• Maintenance free
• Minimum quantity of transformer oil and exceptional reliability make it environmentally acceptable product
• High-end main insulation
• Resistance to short-circuit within primary winding – thanks to sectioned primary winding
• Experience in design and production of instrument transformers for seismically active, highly polluted and extreme climatic areas
• Completely protected from corrosion
• Transformer lifetime over 40 years
• Tradition, production and service experience of inductive voltage transformers type VPU for more than 50 years

Main Features

• Um: up to 525 kV
• Ability to satisfy all measurement and protection accuracy classes
• Up to 5 secondary windings
• High thermal burden – up to 2500 VA
• Thermal oil expansion is compensated by stainless steel bellows. It is also oil level indicator.
• Insulator can be porcelain or composite (silicone)
• According to all standards (IEC, ANSI/IEEE, AS...)