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PROPERTY |

Code: | 
0112/2///61360_4#ADA203 |

Version: | 
001 |

Revision: | 
01 |

IRDI: | 
0112/2///61360_4#ADA203#001 |

Preferred name: | 
mean operating time between failures |

Synonymous name: | 
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Symbol: | 
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Synonymous symbol: | 
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Short name: | 
MTBF |

Definition: | 
expectation of the duration of the operating time between failures
Note 1 to entry: |

Note: | 
Note 1 Mean operating time between failures should only be applied to repairable items. For non-repairable items, see mean operating time to failure, see IEV192-05-11:2015-02
Note 2 Terms 'mean' is used as synonym to the term arithmetic mean |

Remark: | 
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Primary unit: | 
h |

Alternative units: | 
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Level: | 
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Data type: | 
REAL_MEASURE_TYPE
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Format: | 
NR3..3.3ES2 |

Property constraint: | 
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Definition source: | 
IEV 192-05-13:2015-02 |

Property data element type: | 
NON_DEPENDENT_P_DET |

Drawing: | 
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Formula in text: | 
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Value list code: | 
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Value list: | 
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DET class: | 
T07 - time, time interval, duration |

Applicable classes: | 
0112/2///61360_4#ADA214 - measures for reliability related concepts |

Definition class: | 
0112/2///61360_4#ADA214 |

Code for unit: | 
0112/2///62720#UAA525 - hour |

Codes for alternative units: | 
0112/2///62720#UAA407 - day 0112/2///62720#UAB024 - week 0112/2///62720#UAA880 - month 0112/2///62720#UAB026 - year |

Code for unit list: | 
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Status level: | 
Standard |

Is deprecated: | 
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Published in: | 
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Published by: | 
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Proposal date: | 
2019-05-27 |

Version initiation date: | 
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Version release date: | 
2019-05-27 |

Revision release date: | 
2019-05-27 |

Obsolete date: | 
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Responsible Committee: | 
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Conditions: | 
-
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Change request ID: | 
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Version history: | 
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