"10 kA Icu at 440 V DC conforming to EN 60947-2, 10 kA Icu at 440 V DC conforming to IEC 60947-2, 6 kA Icu at 500 V DC conforming to EN 60947-2, 6 kA Icu at 500 V DC conforming to IEC 60947-2, 20 kA Icu at 220 V DC conforming to GB 14048.2, 20 kA Icu at 220 V DC conforming to IEC 60947-2, 20 kA Icu at 250 V DC conforming to GB 14048.2, 20 kA Icu at 250 V DC conforming to IEC 60947-2"