Standard

NEK IEC 60534-2-4:2009

May 2009 Published

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Language English

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Abstract

IEC 60534-2-4:2009 applies to all types of industrial-process control valves. It defines how to state typical control valve inherent flow characteristics and inherent rangeabilities. It also defines how to establish criteria for adherence to manufacturer-stated flow characteristics. This edition constitutes a technical revision. The main changes with respect to the previous edition are: - update the normative references; - delete the terminology included in IEC 60534-1; - transform the previous Note 1 in Clause 6; - redraw the graphics; - delete the previous Figure 3.

Document information

Standard from NEK
Published: 13 May 2009
Edition: 2.0
Version: 1
Document type: NAT
Pages
ISBN:

ICS 23.060.40
ICS 25.040.40
National Committee NEK/NK65

Product Relations

Replaces: NEK IEC 60534-2-4:1989

NEK IEC 60534-2-4:2009

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