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E12-222 — Circuit Breaker

Name: Equipment Failure Rates — Circuit_Breaker: class code E12-222 · failure rate per year 0.00342934 failures/year · mtbf hours 2554428 h · unit years 583.2 unit-years · mdt hours 3.03 h
Creator: Engineering Database

Equipment Type: Circuit Breaker
Class Code: E12-222
Description: Circuit breaker, Fixed (includes
Failure Rate per Year (failures/year): 0.003429
Failures (count): 2
Mdt Hours (h): 3.03
Mtbf Hours (h): 2,554,428
Mttm Hours (h): 2.69
Mttr Hours (h): 37.5
Standard: IEEE Std 3006.8-2018 Table 2
Survey: Usace Prep
Unit Years (unit-years): 583.2

Source: IEEE Std 3006.8-2018 Table 2

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