First demonstration of a full-scale model of a modified set of active protection of objects of armored vehicles "Arena-E" at the modernized tank T-72B3. Protection sector in azimuth, the complex extended to the circular. Whereas the previous modification of the hit anti-tank guided missiles and anti-tank grenades, a new and more calculated to destroy artillery shells cumulative. Instead of monobloc radar, which was the telltale signs, the new "Arena-E" is equipped with a multi-radar, distributed along the contour of the tower. Reduced the number of protective munitions. The total mass of the complex is reduced by more than half.