Equipment Failure Rates: Motor_Starter
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_Starter | E28-100 | Motor starter, ≤ 600 V | 0.007987 | 28 | 1.66 | 1,096,747 | 0.72 | 3.37 | IEEE Std 3006.8-2018 Table 2 | USACE_PREP | 3,505.6 |
| Motor_Starter | E28-200 | Motor starter, > 600 V | 0.009071 | 5 | 0.87 | 965,683 | 0.48 | 9.15 | IEEE Std 3006.8-2018 Table 2 | USACE_PREP | 551.2 |
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