yettili-d ulmad s usileɣ azrayan d lxedma n yilemzi axeddam deg ammas n usileɣ asadran( CFPA) i tenzagt n useggas (1) ɣar kraḍ (3) n yiseggasen , i wakken ad asfken agerdas neɣ azwel ( aselkin asadran ) , dayen ara t -yeǧǧen ad imahel iremad idamsanen yemgaraden icudden ɣer tefrest n iwlaɣen n tnufa .