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发表于 2011-4-16 11:02
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手提灯标准
: k/ R" Q5 r$ ^1 r- x$ O, P8.10.2 Flexible cables or cords shall be not lighter than the following types specified in IEC 60245.2 E& T% N7 u# h! u& G
Flexible cable and cords shall be polychloroprene sheathed.
' D% Z3 J1 n+ K6 V4 O3 K: S. B1 q0 YThe nominal cross-sectional area of the conductors shall be not less than:
( @/ S9 S, Z8 ?6 [* Q" A0,75 mm² for ordinary handlamps;
& R0 U! E0 v7 X1 mm² for other handlamps.
o% p2 _ l6 W. i3 _6 |Compliance shall be checked by inspection.
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第一疑问:: z. z" D7 d ?! b5 I
8.4.3 According to the circumstances of use, handlamps shall be classified as rough service luminaires。
- u% W i( C2 ]0 n此时即为IP54防护的灯具,怎么还会有0,75 mm² for ordinary handlamps的说法?3 e% ^7 O) F, l( n
7 b) X' \( u+ x8 ^' a第二:
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! ?( x- `3 o0 V5 ^$ n J& D. r4 x/ t 8.10.2 中有Flexible cable and cords shall be polychloroprene sheathed.* y- p9 q1 g. z, k
其中H05RN-F和H07RN-F都属于氯丁护套软线,这个解释在EN 60335-1家电标准中有解释。
' y: p6 R j4 r e3 E 再看EN 60598-1通标中,恶劣条件使用下的灯具,电线应至少为H07RN-F。9 l: z3 A4 o6 b8 g
/ `7 f; g H$ z$ J, m) q9 N+ c 我个人感觉应该是特标优先,否则特标中可以不用列出,直接引用好了。 |
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