Attributes . 100 kA 220/240 V AC 50/60 Hz IEC 60947-2 || 65 kA 380/440/415 V AC 50/60 Hz IEC 60947-2 || 25 kA 500/525 V AC 50/60 Hz IEC 60947-2 || 20 kA 250 V DC IEC 60947-2 || 20 kA 500 V DC IEC 60947-2 . Names