An Inductive Voltage Transformer (IVT) is an electromagnetic device designed to step down high voltage levels to safer, measurable values for protection, metering, and control applications in power systems. It operates on the principle of electromagnetic induction.
| Voltage Rating / Range | 3.3 kV to 765 kV (general); 36 kV to 420 kV (specific range) |
| Accuracy Class | 0.2, 0.5, and 1.0 for precise metering and protection |
| Frequency / Frequency Range | 50 Hz or 60 Hz based on system requirements |
| Burden Class | 500 VA / 0.5 or 300 VA / 0.2 |
| Primary Winding | Designed to handle high voltages for direct system connection |
| Secondary Voltage Output | 100V, 100√3, 110V, 110√3, 120V, 120√3 – for relay protection, metering, and control |
| Insulation Medium | Oil-filled, SF6 gas-insulated, or resin-cast insulation for enhanced durability |
| Insulation Level (kV/kVp) | 460/1050 and 850 |
| Thermal Rating | Designed to handle overload conditions without thermal stress |
| Protection Features | Equipped with surge protection for transient overvoltage handling |
| Operating Temperature | -40°C to +70°C |
| Compliance / Standards | Conforms to IEC 61869-3, ANSI C93.1, IS Standards, and NEMA |
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