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E12-311 — Circuit Breaker

Equipment Type
Circuit Breaker
Class Code
E12-311
Description
Circuit breaker, Fixed (molded
Failure Rate per Year (failures/year)
0.000142
Failures (count)
1
Mdt Hours (h)
1
Mtbf Hours (h)
61,560,528
Mttr Hours (h)
1
Standard
IEEE Std 3006.8-2018 Table 2
Survey
Usace Prep
Unit Years (unit-years)
7,027.5

Source: IEEE Std 3006.8-2018 Table 2

Circuit_Breaker — class code E12-311 · failure rate per year 0.000142299 failures/year · mtbf hours 61560528 h · unit years 7027.5 unit-years · mdt hours 1 h | Equipment Failure Rates | Engineering Database