measures for availability related concepts
concept of measures for describing the availability of an item
Hierarchy#
Ancestors (top) → ADA230 (highlighted) → subclasses and powertype instances. Capped at 12 each; see the full lists in the sections below.
Higher level classes3#
Declared properties10#
probability that an item is in a state to perform as required at a given instant
availability provided by the design under ideal conditions of operation and maintenance
availability experienced under actual conditions of operation and maintenance
probability that an item is not in a state to perform as required at a given instant
average value of the instantaneous availability over a given time interval (t1, t2)
average value of the instantaneous unavailability over a given time interval (t1, t2)
limit, if it exists, of the instantaneous availability when the time tends to infinity
limit, if it exists, of the instantaneous unavailability when the time tends to infinity
expectation of the up time
expectation of the down time
Subclasses#
No subclasses
This class is a leaf — no other classes inherit from it.
Metadata#
- Source document
- IEV 192-08:2015
- Version
- 2
- Revision
- 1
- Status
- Standard
- Publisher
- IEC
- Responsible committee
- IEC/SC 3D
- Change request
C00115- Dates
- Current version: 2023-04-17
- Current revision: 2023-04-17
Full source data#
Every key from the original .xls export, including multilingual variants, status, publisher, committee, and workbook-specific codes.
Raw properties (17 keys from source .xls) — click to expand
- C002
- C00115
- C011
- IEC
- C016
- Standard
- MDC_P001_5
- 0112/2///61360_4#ADA230
- MDC_P002_1
- 2
- MDC_P002_2
- 1
- MDC_P003_0
- 2023-04-17
- MDC_P003_2
- 2023-04-17
- MDC_P003_3
- 2023-04-17
- MDC_P004.de
- Messgrößen für Verfügbarkeitskonzepte
- MDC_P004.en
- measures for availability related concepts
- MDC_P006_1
- IEV 192-08:2015
- MDC_P006.en
- concept of measures for describing the availability of an item
- MDC_P010
- 0112/2///61360_4#ADA137
- MDC_P011
- ITEM_CLASS
- MDC_P012
- IEC/SC 3D
- MDC_P014
- {0112/2///61360_4#ADA204,0112/2///61360_4#ADA205,0112/2///61360_4#ADA206,0112/2///61360_4#ADA207,0112/2///61360_4#ADA208,0112/2///61360_4#ADA209,0112/2///61360_4#ADA210,0112/2///61360_4#ADA211,0112/2///61360_4#ADA212,0112/2///61360_4#ADA213}
Version history2#
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.