alternator amps(ulysse)

i`ve been trying to get a new alternator but cannot seem to find out what ampage i need.if anyone can help it would be great.i1ve got a ulysse 1.9 t/d el .i`ve got some numbers off the old unit witch are valeo cl12 2541760b 49362 s24/9 .i cannot see the rest of the numbers.any help would be appreciated

It's normally quoted in the owners manual in the specifications.