Gas-insulated instrument transformer for enhanced safety and reliability TVI is a SF6 gas-insulated Inductive Voltage Transformer built for revenue metering and protection in high voltage networks. The TVI has been designed for voltage up to 420 kV. • Suitable for both metering and protection • Magnetic cores made of laminated steel with oriented grain and a high level of permeability • Windings made of electrolytic copper
• Safety margin for normal wind loads, stress from conductors and seismic forces • Remote control of the internal insulation level by means of pressure gauge provided with an alarm threshold and lock threshold • A pressure relief device protects the apparatus from internal overpressure Applications • Revenue metering • Protective relaying • System control and indication of power flow
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Address:Xiamen City, Fujian Province, China
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E-MAIL:yang@kongjiangauto.com
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