|Electricity metering – Data exchange for meter reading, tariff and load control – Part 21: Direct local data exchange
|TC 13 - ELECTRICAL ENERGY MEASUREMENT AND CONTROL
Describes hardware and protocol specifications for local meter data exchange. In such systems, a hand-held unit (HHU) or a unit with equivalent functions is connected to a tariff device or a group of devices.
This publication is of high relevance for Smart Grid.