IEC 62271-305:2009/COR1:2017 1 IEC 2017 INTERNATIONAL ELECTROTECHNICAL COMMISSION _ IEC 62271-305 Edition 1.0 2009-11 High-voltage switchgear and controlgear Part 305: Capacitive current switching capability of air-insulated Disconnectors for rated voltages above 52 kV CORRIGENDUM 1 5.6 Test circuit Replace the existing second paragraph after Figure 1 by the following new paragraph: For each test current, the ratio C S /C Lshould be agreed between the manufacturer and the user. IEC 62271-305:2009-11/COR1:2017-06(en)