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我的理解是：工作电压只是针对器具中的部分电路而言的。比如风筒中马达的工作电压。（详见60335-2-23 19.101的条款）：" H/ k5 f* g+ V. t# C
19.101 Hairdryers are operated as specified in Clause 11 except that the motor is supplied separately at its working voltage.
3 d7 a: \$ S9 u& l8 }5 b- R4 ?1 q- }1 Y
Normal operation 一般会在特标第三章中有定义。还是拿60335-2-23来举例吧：4 R" H$ s4 W' W% S1 D! @* \3 t. b
2 k3 J* P7 @( R5 Y- S/ w3.1.9 Replacement:
7 b/ J; k& U6 U) O" R3 Qnormal operation
w( Z9 Q7 a: G0 P% ]operation of the appliance under the following conditions
% T9 x6 v$ d) A; R! |Helmet-type hairdryers are operated with the axis of the hood inclined at an angle of 60° to
& e6 r# c% |# L @1 G1 kthe horizontal or the maximum angle allowed by the construction if this is less. A dull blackpainted' r6 a, s- h# [: b/ ]
wooden sphere, 200 mm in diameter, is placed in the hood so that its centre coincides
1 @/ J/ K& ^$ x6 Q& hwith the axis of the hood, the shortest distance between the sphere and the air-outlet grille& ~6 l5 h7 j1 R5 _( u, j
being 50 mm.
# L/ F. n9 P) N8 Q. RHairdryers having a flexible hood attachment are operated with the hood attachment placed
1 E4 n3 W* m) X( f" B3 vover the wire frame of Figure 101, the frame being positioned over the wooden sphere.$ ~2 K( f' }+ |- d) d$ K' ]: Z& C* G
NOTE 101 Helmet-type hairdryers that are supported by the head are operated as hairdryers having a flexible& }5 |3 }& {" T- |* } W
hood attachment.7 p. V7 \: }% U& L. I; ^
Hand-held hairdryers are operated with unrestricted airflow directed downwards.6 S/ I. z( n0 {; b; p
Permanent-wave appliances are operated in the normal position of use, the curling rollers
+ v+ C" h. ?/ `% Ahanging freely." ]1 z# {6 W1 X7 m$ w
Heaters for detachable curlers are operated in the normal position of use together with the
4 u% A$ _# H7 h2 O5 N4 h2 rcurlers.
C7 s$ K. O4 l& j Z8 K" J8 K9 _Curling irons, curling combs and similar appliances are operated with their major axis8 l! y5 K4 {5 A* X- O4 J* V
horizontal.
& X2 G( J0 n% ~7 I4 b" e7 a$ qAppliances having steam-producing or spray-producing devices are operated with the
# A1 C1 }& b F' j+ F1 b6 Rcontainer empty or filled, whichever is more unfavourable. However, if the appliance is5 y" |8 d% G! `0 y. d2 |
marked to indicate that it is to be used with the container filled, the container is filled. Water is# t s) U' w! H5 j6 ~' k' w
added, when necessary, to compensate for evaporation.
* K" C7 H v) Q; U# l9 AHand dryers are operated in the normal position of use with unrestricted airflow.
" }/ f5 O' M+ I$ S2 o5 c1 jFacial saunas are operated in the normal position of use and filled with water. Water is added,
! }9 r" w b' e X: i, n' Cwhen necessary, to maintain the steam output. |
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发表于 2011-3-24 22:10
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发表于 2011-3-25 08:02
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