AC miniature circuit-breaker
mechanical switching device for AC application, capable of making, carrying and breaking currents under normal circuit conditions and also making, carrying for a specified time and breaking currents under specified abnormal circuit conditions such as those of short-circuit
Hierarchy#
Ancestors (top) → KDA021 (highlighted) → subclasses and powertype instances. Capped at 12 each; see the full lists in the sections below.
Higher level classes3#
Declared properties10#
reference property linked to the generic block KDF010 for Identification, for assignment to any class
reference property linked to the specialized block KDE010 for General technical data
reference property linked to the specialized block KDE013 for Main circuit
reference property linked to the specialized block KDE016 for Short-circuit
reference property linked to the specialized block KDE019 for Tripping characteristics or over-current release
reference property linked to the generic block KDA224 for Control and auxiliary circuits, for assignment to any class
KDC106reference to block Installation, mounting and dimensionCLASS_REFERENCE_TYPE(0112/2///63508#KDA225)reference property linked to the generic block KDA225 for Installation, mounting and dimension, for assignment to any class
reference property linked to the specialized block KDE028 for Connection facilities
reference property linked to the specialized block KDE031 for Environmental conditions
KDC109reference to block Product certificates and standardsCLASS_REFERENCE_TYPE(0112/2///63508#KDE034)reference property linked to the specialized block KDE034 for Product certificates and standards
Subclasses#
No subclasses
This class is a leaf — no other classes inherit from it.
Metadata#
- Source document
- IEC 60050 441:1984, 441-14-20, modified – “AC miniature” has been added to the term
- Version
- 1
- Revision
- 1
- Status
- Standard
- Publisher
- IEC
- Published in
- IEC 63508
- Responsible committee
- IEC/SC 23E
- Change request
C00138- Dates
- Original: 2025-10-15
- Current version: 2025-10-15
- Current revision: 2025-10-15
Full source data#
Every key from the original .xls export, including multilingual variants, status, publisher, committee, and workbook-specific codes.
Raw properties (19 keys from source .xls) — click to expand
- C002
- C00138
- C011
- IEC
- C012
- IEC 63508
- C016
- Standard
- MDC_P001_5
- 0112/2///63508#KDA021
- MDC_P002_1
- 1
- MDC_P002_2
- 1
- MDC_P003_0
- 2025-10-15
- MDC_P003_1
- 2025-10-15
- MDC_P003_2
- 2025-10-15
- MDC_P003_3
- 2025-10-15
- MDC_P004.en
- AC miniature circuit-breaker
- MDC_P006_1
- IEC 60050 441:1984, 441-14-20, modified – “AC miniature” has been added to the term
- MDC_P006.en
- mechanical switching device for AC application, capable of making, carrying and breaking currents under normal circuit conditions and also making, carrying for a specified time and breaking currents under specified abnormal circuit conditions such as those of short-circuit
- MDC_P010
- 0112/2///63508#KDA020
- MDC_P011
- ITEM_CLASS
- MDC_P012
- IEC/SC 23E
- MDC_P014
- {0112/2///63508#KDC100,0112/2///63508#KDC101,0112/2///63508#KDC102,0112/2///63508#KDC103,0112/2///63508#KDC104,0112/2///63508#KDC105,0112/2///63508#KDC106,0112/2///63508#KDC107,0112/2///63508#KDC108,0112/2///63508#KDC109}
- MDC_P019
- true
Version history1#
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.