Main range of productMinera product or component typeOil type transformer network typeAC type of installationIndoor product certificationsIEC relay type1 DMCR relay Complementary type of coolingONAN (oil natural air natural) rated power630 kVA network frequency50 Hz thermal classA phase description3 phases primary voltage20 kV locking options descriptionWithout keylocks high voltage connection isolation levelSecondary: 1.1 kV ACPrimary: 24 kV AC [Ui] rated insulation voltageSecondary circuit : 10 V ACPrimary circuit : 50 V AC [Uimp] rated impulse withstand voltage125 kV secondary voltage410 V at no load vector groupDyn11 tapping link range+/- 2 x 2.5 % total number of steps5 temperature rise65 K (oil) impedance voltage4 % no-load losses600 W load losses6500 W at 120 °C operating altitude< 1000 m winding materialAluminium mounting modeFixed mounting supportFloor IP degree of protectionIP21 optional MINBAC04000800 low voltage cable boxIP00 enclosure IEC product weight1945 kg390 kg insulation height1673 mm width950 mm length1270 mm sound power level41 dB at 1 m Environment ambient air temperature for operation-20...40 °C ambient air temperature for storage-20...40 °C environmental certification0...95 %
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