Technical Articles

IEC 62056: Electricity Metering Data Exchange - Communication Protocols and Standards

IEC 62056: Electricity Metering Data Exchange - Communication Protocols and Standards



IEC 62056, also known as the Electricity metering – Data exchange for meter reading, tariff and load control standard, is a fundamental international standard that specifies communication protocols and standards for electricity metering data exchange. The standard defines the mechanisms for collecting, transmitting, and managing data from electricity meters, facilitating processes such as meter reading, tariff management, and load control. Adherence to IEC 62056 ensures interoperability, accuracy, and efficiency in electricity metering systems. This article delves into the key aspects of IEC 62056 and its significance in electricity metering data exchange.


Key Components of IEC 62056 for Electricity Metering

IEC 62056 encompasses essential components for electricity metering data exchange, including communication protocols, data formats, and system requirements. Some key components of IEC 62056 are:


1. Communication Protocols: IEC 62056 defines communication protocols for data exchange between electricity meters and data collection systems. Popular protocols include IEC 61107, created for serial communication, and DLMS/COSEM (Device Language Message Specification/Companion Specification for Energy Metering), designed for more advanced and versatile communication.


2. Data Formats: The standard specifies data formats, structure, and encoding for transmitting metering data, configuration settings, alarms, and load profiles between electricity meters and metering systems. Proper data formatting is essential for ensuring data accuracy, reliability, and compatibility.


3. Meter Readings: IEC 62056 lays out guidelines for the collection, storage, and transmission of meter readings, including active energy measurements, reactive energy measurements, power quality data, and demand response information. Meter readings enable accurate billing, consumption analysis, and load management.


4. Tariff Management: The standard addresses tariff management functionalities to support the implementation of different pricing structures, tariff changes, time-based pricing, peak demand billing, and cost allocation to consumers. Tariff data exchange facilitates accurate billing and cost estimation for energy users.


5. Load Control: IEC 62056 includes provisions for load control functionalities, allowing utilities to remotely manage energy consumption, demand response programs, time-of-use pricing, and load shedding strategies to optimize grid operation and balance supply and demand.


Benefits of Compliance with IEC 62056

Compliance with the requirements and guidelines of IEC 62056 offers several benefits for utilities, energy providers, and consumers in the electricity metering ecosystem:


1. Interoperability: Adherence to IEC 62056 ensures interoperability and compatibility between electricity meters, metering systems, and data collection devices, enabling seamless data exchange and communication in the grid infrastructure.


2. Data Accuracy: Compliance with IEC 62056 promotes data accuracy, consistency, and integrity in metering data exchange, facilitating accurate billing, load analysis, load forecasting, and energy management for utilities and consumers.


3. Efficiency: Standardized communication protocols and data formats streamline meter reading processes, automate data collection tasks, and improve operational efficiency for utilities, reducing manual errors, administrative costs, and data processing time.


4. Billing Transparency: Compliance with IEC 62056 enhances billing transparency, enabling consumers to access detailed usage information, billing data, and tariff structures, fostering energy conservation, cost awareness, and informed decision-making.


5. Grid Management: Standardized electricity metering data exchange under IEC 62056 supports grid management strategies, load forecasting, demand response programs, and grid balancing initiatives, contributing to resource optimization, grid stability, and energy efficiency.



IEC 62056 is a critical standard that lays down communication protocols and data exchange standards for electricity metering systems. Compliance with IEC 62056 ensures accurate, reliable, and secure exchange of metering data, supporting efficient energy management, billing processes, and load control functionalities in the electricity sector. By adhering to the guidelines of IEC 62056, utilities, energy providers, and consumers benefit from improved data accuracy, interoperability, efficiency, transparency, and grid management capabilities in electricity metering systems.



Contact: Eason Wang

Phone: +86-13751010017


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