Standard

NEK IEC 62040-3:1999

Mar 1999 Withdrawn

Note: This standard has a new edition: NEK IEC 62040-3:2021

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Language English

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Abstract

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.

Document information

Standard from NEK
Published: 31 March 1999
Withdrawn: 14 March 2011
Edition: 1.0
Version: 1
Document type: NAT
Pages
ISBN:

ICS 29.200
National Committee NEK/NK22

Product Relations

Replaced by: NEK IEC 62040-3:2011
Replaces: NEK IEC 60146-5:1988
Replaces: NEK IEC 60146-4:1986
Adopted from: IEC 62040-3:1999

NEK IEC 62040-3:1999

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NEK IEC 62040-3:2021

NEK IEC 62040-3:2021

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