Main range of productTrihal product or component typeDry type transformer network typeAC type of installationIndoor product certificationsIECEco-Design Complementary type of coolingAN (air natural) rated power1000 kVA network frequency50 Hz thermal classF phase description3 phases primary voltage10 kV isolation levelPrimary: 12 kVSecondary: 1.1 kV [Ui] rated insulation voltagePrimary circuit : 28 kV ACSecondary circuit : 10 kV AC [Uimp] rated impulse withstand voltagePrimary circuit : 75 kV secondary voltage400 V at no load vector groupDyn05 tapping link range+/- 2 x 2.5 % total number of steps5 temperature rise100 K (winding) impedance voltage6 % no-load losses1550 W load losses9000 W at 120 °C operating altitude< 1000 m winding materialAluminium insulation materialCast resin (HV)Pre-impregnated (LV) mounting modeFixedWithdrawable IP degree of protectionIP00 no enclosure product weight2780 kg height1914 mm width945 mm length1646 mm sound power level65 dB at 1 m Environment ambient air temperature for operation-50...40 °C (C3) ambient air temperature for storage-50...40 °C (C3) environmental certification0...95 % (E3) fire certificateF1 atmospheric-corrosivity categoryC3M
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