TA的每日心情 | 开心 2024-11-4 15:01 |
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3.5.9 ) `# [5 u! q$ K% ]1 ]# F2 ?7 m
NORMAL CONDITION5 B, R x" K0 O1 _1 [: V
condition in which all means for protection against HAZARDS are intact , |% _1 B! B7 A$ x4 c( f- A8 J3 l, k& c
3.5.10 + l9 C& h* ]# E$ m) O% |+ H3 @
SINGLE FAULT CONDITION8 Q6 a; G# h) ]
condition in which one means for protection against HAZARD is defective or one fault is present . e0 W9 R* V& e4 D1 x
which could cause a HAZARD
/ Y, A, z% h8 \6 `+ U/ W, pNOTE If a SINGLE FAULT CONDITION results unavoidably in one or more other fault conditions, all the failures are * j, H" b, p2 |
considered as one SINGLE FAULT CONDITION [IEC Guide 104].
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