a self-propelled armoured fighting vehicle, capable of heavy firepower, primarily of a high muzzle velocity direct fire main gun necessary to engage armoured and other targets, with high cross-country mobility, with a high level of self-protection, and which is not designed and equipped primarily to transport combat troops, iseliikuv, raske ja suure soomuskaitsega lahingumasin, mida iseloomustab 1) tulejõud tulenevalt suurest pardakahurist ja erinevat liiki laskemoona olemasolust; 2) hea maastikuläbitavus; 3) üldjuhul suur sensorite hulk nii sihtmärkide leidmiseks kui enesekaitseks