Attributes . 100 kA 208Y/120 V AC 50/60 Hz UL 489 || 100 kA 240 V AC 50/60 Hz UL 489 || 65 kA 480/277 V AC 50/60 Hz UL 489 || 65 kA 480 V AC 50/60 Hz UL 489 || 25 kA 600Y/347 V AC 50/60 Hz UL 489 || 50 kA 250 V DC UL 489 . Names