Equipment Failure Rates: Motor Generator Set
E27-110 to E27-120
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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Motor Generator Set | E27-110 | Motor generator set, 3 phase, | 0.071573 | 22 | 0.83 | 122,392 | 0.82 | 6.62 | IEEE Std 3006.8-2018 Table 2 | USACE PREP | 307.4 |
| Motor Generator Set | E27-120 | Motor generator set, 3 phase, | 0.004937 | 1 | 2.89 | 1,774,344 | 2.87 | 8 | IEEE Std 3006.8-2018 Table 2 | USACE PREP | 202.6 |
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