Areca ARC-1880 Series User Manual page 197

30 RAID 30 is a combination multiple
RAID 3 volume sets with RAID 0
(striping)
50 RAID 50 is a combination multiple
RAID 5 volume sets with RAID 0
(striping)
60 RAID 60 is a combination multiple
RAID 6 volume sets with RAID 0
(striping)
APPENDIX
6 Up to one disk
failure in each
sub-volume
6 Up to one disk
failure in each
sub-volume
8 Up to two disk
failure in each
sub-volume
197