Pnb

Perekhvatchik nazemnogo bazirovaniya (Pnb) is the Akvarelian anti-ballistic missile system for intercepting incoming warheads in space, during the midcourse phase of ballistic trajectory flight. It is a major component of the Akvarelian missile defense strategy to counter ballistic missiles, including intercontinental ballistic missiles (ICBMs) carrying chemical, biological or conventional warheads.