Attributes . Non-reversing;Circuit-breaker 800 A maximum, SCCR: 65 kA at 480 V AC;fuse J 600 A maximum, SCCR: 100 kA at 600 V AC;fuse T 600 A maximum, SCCR: 100 kA at 600 V AC;fuse RK1 600 A maximum, SCCR: 100 kA at 600 V AC;fuse RK5 600 A maximum, SCCR: 100 kA at 600 V AC . Names