IEC SRD 63317:2025 which is a systems reference deliverable describes certain aspects of standardization of LVDC in industrial applications. These industrial applications apply to the secondary economic sector where the processing of resources obtains to the production, distribution and storage of physical goods, especially in a factory or special area. This document covers the generation, distribution and consumption of LVDC power at these premises. This document follows the IEC Systems Approach from the domain to the gap analysis and give guidance by describing reference implementation.

  • Standardization document
    39 pages
    English language
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IEC 63318:2022 This document specifies electrical systems that are intended to be used for electricity access and not connected to a public network such as product kits up to 35 V DC as specified in IEC 62257-9-5 and IEC 62257-9-8 for Tier 2 of the ESMAP Muti-Tier Framework for household electricity supply; and/or 48 V DC fixed installations, for Tier 3 of the ESMAP Muti-Tier Framework for household electricity supply. This document applies to Tier 2 and Tier 3 installations using SELV DC systems.

  • Standard
    32 pages
    English and French language
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Frequently Asked Questions

SyC LVDC is a Technical Committee within the International Electrotechnical Commission (IEC). It is named "Low Voltage Direct Current and Low Voltage Direct Current for Electricity Access" and is responsible for: Standardization in the field of Low Voltage Direct Current (hereinafter referred to as LVDC) in order to provide systems level standardization, coordination and guidance in the areas of LVDC and LVDC for Electricity Access. To widely consult within the IEC community and the broader stakeholder community to provide overall systems level value, support and guidance to the TCs and other standards development groups, both inside and outside the IEC. To bring urgency to development of standards for Electricity Access enabling inclusive development of all communities. This committee has published 2 standards.

SyC LVDC develops IEC standards in the area of Information technology. The scope of work includes: Standardization in the field of Low Voltage Direct Current (hereinafter referred to as LVDC) in order to provide systems level standardization, coordination and guidance in the areas of LVDC and LVDC for Electricity Access. To widely consult within the IEC community and the broader stakeholder community to provide overall systems level value, support and guidance to the TCs and other standards development groups, both inside and outside the IEC. To bring urgency to development of standards for Electricity Access enabling inclusive development of all communities. Currently, there are 2 published standards from this technical committee.

The International Electrotechnical Commission (IEC) is the world's leading organization for the preparation and publication of international standards for electrical, electronic, and related technologies. Founded in 1906, the IEC provides a global platform for companies, industries, and governments to meet, discuss, and develop the international standards they require.

A Technical Committee (TC) in IEC is a group of experts responsible for developing international standards in a specific technical area. TCs are composed of national member body delegates and work through consensus to create standards that meet global industry needs. Each TC may have subcommittees (SCs) and working groups (WGs) for specialized topics.