A self-propelled gun developed on the basis of the WZ-111 heavy tank in the first half of the 1960s. The development of the WZ-111 was discontinued, and all activity on the vehicle was canceled. No prototypes were built.
Time for the successive autoreloading of each shell into the magazine.
Characteristics are specified for Siege mode.
The technical characteristics are displayed for the charged turbine mode.
Characteristics are specified for Rapid mode.
Reload time of the first and second guns on double-barreled vehicles.
Characteristics are specified for vehicles with crews trained to 100%.