Attributes . Non-reversing;Circuit-breaker 400 A maximum, SCCR: 100 kA at 480 V AC;fuse J 400 A maximum, SCCR: 100 kA at 600 V AC;fuse T 400 A maximum, SCCR: 100 kA at 600 V AC;fuse RK1 400 A maximum, SCCR: 100 kA at 600 V AC;fuse RK5 400 A maximum, SCCR: 100 kA at 600 V AC . Names