The Pyramid software and hardware complex is designed to be used as:- an MTMS and TM of transformer and distribution substations 6-10 (20) kV, at power grid facilities of PJSC ROSSETI.- an MTMS for organising electricity metering systems with remote data collection for the retail electricity market without the use of CPI functions for use as part of the AIMS of the retail electricity market at facilities of territorial distribution networks.