DIN EN 60143-4:2011 Series capacitors for power systems - Part 4: Thyristor controlled series capacitors (IEC 60143-4:2010); German version EN 60143-4:2010
2011DIN EN 60143-4:2011 Series capacitors for power systems - Part 4: Thyristor controlled series capacitors (IEC 60143-4:2010); German version EN 60143-4:2010