The equipment is designed to provide loudspeaker communication, signaling, as well as for starting, stopping and blocking of drive mechanisms.
The equipment is designed for operation in underground workings, hazardous for gas and dust, in macroclimatic regions with a temperate cold and tropical climate. Climatic modification and category of placement UHL5, T5 in accordance with GOST 15150.
The equipment has three modifications depending on the main functions performed: АССУ. 01, ASSU. 02, ASSU. 03.