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Equipment Failure Rates: Chiller
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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Chiller | H10-520 | Chiller, screw, > 300 tons | 0.491735 | 74 | 7.97 | 17,814 | 6.37 | 23.24 | IEEE Std 3006.8-2018 Table 2 | USACE PREP | 150.5 |
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