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1. Easily touched surfaces of equipment RATED for a maximum ambient temperature above 40 °C
4 v# _+ b9 R2 s3 V" m6 s% z V+ r; @are permitted to exceed the values of Table 19 in NORMAL CONDITION, and to exceed 105 °C in8 B. @) N' T3 f8 w4 y( @% ?
SINGLE FAULT CONDITION, by not more than the amount by which the maximum RATED5 W- s3 t2 u3 Q U+ `* c3 d
temperature exceeds 40 °C." x( E7 d) u6 d- Q, C k& ~
2.If easily touched heated surfaces are necessary for the processing or heating of materials, or
/ d8 E# C g1 |where otherwise not avoidable, they are permitted to exceed the values of Table 19 in NORMAL
$ t; R o- ^+ V$ OCONDITION and to exceed 105 °C in SINGLE FAULT CONDITION, provided that they are
) W: e, l5 G% R9 z" P# _recognizable as such by appearance or function or are marked with symbol 13 of Table 1.
( @8 @3 @" r# i6 ]% Q2 F2 REquipment heated by its environment to temperature values exceeding the values in Table 19& J1 m" h! }7 Y, X" c2 W
in NORMAL CONDITION and 105 °C in SINGLE FAULT CONDITION need not to be marked with) v! D# W+ _" s/ f9 J- s. @
symbol 13/ k" T8 D, N1 G2 n
我就想问下红色的两句是什么意思,谢谢,理解起来很纠结
t1 e' \& r/ [( l4 c9 z1 M( j- q4 v( a0 D4 M2 |1 ?6 ?; A( H2 F' o
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