Skip to content
OpenCDD
v1rev 12019-05-27IEV 192-08-08:2015-02

steady state unavailability

0112/2///61360_4#ADA211

limit, if it exists, of the instantaneous unavailability when the time tends to infinity

Used by classes
1
property
Code
ADA211
Data type
REAL_MEASURE_TYPEmeasure
Unit
UAA000 UAA000
Used by classes (1)

Version history1#

  1. Current rev 01
    27 May 2019 · 13:16 UTC by BATCH 00001062
    View on cdd.iec.ch ↗

IEC CDD records every published revision of each entity — version number, status, timestamp, and the change request that introduced it. OpenCDD captures the full chain of custody from cdd.iec.ch; the entry marked Current is the one rendered on this page.

Metadata#

Note
Under certain conditions the steady state unavailability may be expressed as the ratio of the mean down time to the sum of the mean up time and mean down time.
Remark
See IEC 61703, Mathematical expressions for reliability, availability, maintainability and maintenance support terms.
Source document
IEV 192-08-08:2015-02
Version
1
Revision
1
Status
Standard
Dates
  • Current version: 2019-05-27
  • Current revision: 2019-05-27