MT 61991 - TC 9/MT 61991
TC 9/MT 61991
General Information
Frequently Asked Questions
MT 61991 is a Technical Committee within the International Electrotechnical Commission (IEC). It is named "TC 9/MT 61991". This committee has published 1 standards.
MT 61991 develops IEC standards in the area of Information technology. Currently, there are 1 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.
IEC 61991:2019 defines requirements applied in the design and manufacture of electrical installations and equipment to be used on rolling stock to protect persons from electric shocks. This document is applicable to rolling stock of rail transport systems, road transport systems if they are powered by an external supply (e.g. trolley buses), magnetically levitated transport systems, and to the electrical equipment installed in these systems. This second edition cancels and replaces the first edition, published in 2000. It is based on EN 50153:2014. This edition includes the following significant technical changes with respect to the previous edition:
a) replacement of several reference standards.
b) several terms and abbreviated terms are introduced;
c) special national conditions are included in annex
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