Is it possible to Purchase Sepam 10 with Customized Language ?

Yes but only possible for Sepam 10 with the  IT ITALIAN and RU RUSSIAN Language the references are
REL59827 for SEPAM 10B Type E for RUSSIA
REL59828 for SEPAM 10A Type E for RUSSIA
REL59829 for SEPAM 10A Type for RUSSIA

REL59824 for SEPAM 10B Type E for ITALY
REL59826 for SEPAM 10A Type E for ITALY

IECL3

Released for:Schneider Electric Ireland