Biketronics Amps and Fuse sizing?

What are the recommended fuses to be used for each of these Amps to make MAX power and what are you getting with the fuse amperage you are using?

BT2180 = 2 x 180w UcD OEMLP modules
BT4180 = 4 x 180w UcD OEMLP modules
BT2250 = 2 x 250w UcD OEMLP modules
BT4250 = 4 x 250w UcD OEMLP modules
BT6180 = 6 x 180w UcD OEMLP modules
BT2700-2 = 2 x 700w UcD OEMLP modules