Instrument Transformers

SF6 Insulated Current and Voltage Transformers for Air Insulated High Voltage Substations (362 kV to 550 kV) Characteristics: o Outdoor installation o o o o o o SF6 and SF6-ppr insulation Cast aluminium housings Conformity to the main international standards for design, test and construction of pressurised enclosures For current transformers: Head type design Explosion proof Maintenance free Reliable design: o o o o o Well proven experience with SF6 insulation technology Dimensioned to withstand phase-to-earth voltage at atmospheric internal gas pressure Earthquake resistant Computer technology...

TAG SF Insulated Current Transformers 6 TAG Medium size TAG Light size TAG Large size Test Voltages Highest sistem voltage Power frequency kV (r.m.s.) kV (r.m.s.) LIWL Dimensions and weight SIWL number of cores 550 680 1425 1550 1050 1175 1 to 6 Medium 5260 1500 1 to 6 5610 2500 1 to 8 5300 1150 1 to 6 Medium 5550 1500 1 to 6 5900 2500 1 to 8 5300 1150 1 to 6 Medium 5550 1500 1 to 6 Large TAG 550 630 950 1050 Light 420 1175 5010 Large TAG 420 510 Weight kg Light 362 A mm Large TAG 362 size Light kV (peak) 5900 2500 1 to 8 Electrical Characteristics for all type of current transformers: o primary...

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