International
Electrotechnical
Commission
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Area
Elementary relays
/ Endurance
IEV ref
444-07-09
Symbol
λ
c
en
cycle-related failure rate
number of failures relative to the number of cycles of service of the relay
Note –
λ
c
is the reciprocal of MTBF
c
.
fr
taux de défaillance relatif aux manoeuvres
, m
nombre de défaillances rapporté au nombre de manœuvres pendant le temps de service du relais
Note –
λ
c
est l'inverse du MTBF
c
.
ar
معدل عطل المرحل ( منسوباً للدورات)
de
schaltspielabhängige Ausfallquote, f
fi
toimintajaksoon suhteutettu vikaantumistaajuus
it
tasso di guasto riferito ai cicli
ko
순환 고장률
ja
動作回数故障率
no
nb
syklisk feilfrekvens for rele
no
nn
syklisk feilfrekvens for relé
pl
intensywność uszkodzeń przekaźnika odniesiona do cyklu
intensywność uszkodzeń odniesiona do cyklu
pt
taxa de falhas relativa ao ciclo
sv
cyklisk felfrekvens för relä
zh
周期相关的失效率
Publication date:
2002-01
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