1) IF (AV): 2A 4A6A 8A2) VRRM: 400 600800 1000 V3) Packagetype: RS-2 / RS-4 / RS-6 / RS-8Part No.I(AV)V(RRM)Case Style400V600V800V1000V2AKBP204KBP206KBP208KBP210RS-24AKBP 404KBP 406KBP 408KBP 410RS-46AKBP 604KBP 606KBP 608KBP 610RS-68AKBP 804KBP 806KBP 808KBP 810RS-8