remarkable as it covers the some of the following applications: Iron Core Air Core Toroidal Core Micro Henry to Henry Milli Amps to Killo Amps Volts to Killo Volts Rapid Transit High...: inductances up to several Henries, currents up to 250,000 Amps, voltages up to 150,000 Volts, BILs up to 300,000 Volts, air cooled, water cooled, SF6 cooled, air core, iron core... addition strict adherence to AREMA, IEC and ANSI standards is required. Air core and iron core Inductors have been built with inductances of up to 15 mH and currents up to 5000 Amps...