Instrument Transformers

Full Range of SF6 Insulated Instrument Transformer covering: □ Cast aluminium housings □ Conformity to the main international standards for design, test and construction of pressurised enclosures □ Head type design Reliable design: □ Well proven experience with sf6 insulation technology □ Dimensioned to withstand phase-to-earth voltage at atmospheric internal gas pressure □ Computer technology and finite elements analysis to study electric field, mechanical stresses and seismic □ Quality system complying with iso 9001 □ Operation reliability, operation safety □ Pressure relief device □ Remote...

Measuring Transformer LIWL= rated lightning impulse voltage SIWL = rated switching impulse voltage Electrical Characteristics for all type of current transformers: metering accuracy class: 0.2 - 0.5 -1 □ primary current up to 4000 A protection accuracy class: □ thermal current up to 63 kA for 1 s □ 5P -10P - TPY - TPX - TPZ for current transfomer □ n° of cores from 1 to 4 □ 3P - 6P for voltage transformer

17014 Bragno-Cairo Montenotte (SV) - Italy E-Mail [email protected] □ Trench Austria GmbH E-Mail [email protected] □ Trench Brasil LTDA E-Mail [email protected] Coil Product Division Scarborough, Ontario E-Mail [email protected] Instrument Transformer Division E-Mail [email protected] E-Mail [email protected] □ Trench Germany GmbH. E-Mail [email protected] E-Mail [email protected] Data and characterises indicated in this publication may be varied without notice