MT 4 - TC 22/SC 22H/MT 4
TC 22/SC 22H/MT 4
General Information
Frequently Asked Questions
MT 4 is a Technical Committee within the International Electrotechnical Commission (IEC). It is named "TC 22/SC 22H/MT 4". This committee has published 99 standards.
MT 4 develops IEC standards in the area of Information technology. Currently, there are 99 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.
Applies to electronic direct a.c. converter systems with electrical energy storage means in the d.c. link. Ensures continuity of an alternating power source. Also includes the method of specifying all power switches that form integral parts of a UPS and are associated with its output. Included are interrupters, bypass switches, isolating switches, load transfer switches and tie switches. does not refer to cnventional mains distirbution boards, rectifier input switches or d.c. switches or UPS based on rotating machines. Defines a complete uninterruptible power system in terms of its performance and not individual UPS functional units. The contents of the corrigendum of July 2003 have been included in this copy.
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