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Equipment Failure Rates: Bus Duct Or Busway
Equipment failure rates, MTBF, MTTR, and downtime statistics for electrical and mechanical plant equipment. Primary data from the USACE PREP reliability database (IEEE Std 3006.8-2018 Table 2), covering ~280 equipment classes. Supplemental data from IEEE motor and transformer surveys.
| equipment type | class code | description | failure rate per year (failures/year) | failures (count) | mdt hours (h) | mtbf hours (h) | mttm hours (h) | mttr hours (h) | standard | survey | unit years (unit-years) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Bus Duct Or Busway | E03-000 | Bus duct or busway, all types, | 0.058076 | 143 | 1.26 | 150,838 | 1.08 | 1.65 | IEEE Std 3006.8-2018 Table 2 | USACE PREP | 2,462.3 |
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