Prototype developed from 1960 through 1961 as a medium tank for the Bundeswehr, with a total of 26 prototypes manufactured. The prototypes were tested up to 1963. The vehicle was the predecessor of the Leopard medium tank.
Time for the successive autoreloading of each shell into the magazine.
The improved system allows the time to be decreased for autoreloading the next shell upon firing the loaded shell when the corresponding indicator is displayed
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%.