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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):
* ?" E+ U+ t7 L% @+ n19.101 Hairdryers are operated as specified in Clause 11 except that the motor is supplied separately at its working voltage.% K5 } Y4 U" {" y3 i
" P/ k% u7 L2 o# q2 N% t
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:
8 ^1 o' a0 X6 y' _; M4 D
3 R: ]. s V/ k( W3 Y3.1.9 Replacement:
; a( y# ]9 S- Q" n7 w) mnormal operation" A% i; @; K! @5 `
operation of the appliance under the following conditions
2 ^4 z' D3 S: ]3 F) A% eHelmet-type hairdryers are operated with the axis of the hood inclined at an angle of 60° to
' W' |* z8 x: o b+ Rthe horizontal or the maximum angle allowed by the construction if this is less. A dull blackpainted0 }- O% {4 R, i
wooden sphere, 200 mm in diameter, is placed in the hood so that its centre coincides
7 Y. T, _" |- f2 J$ Ewith the axis of the hood, the shortest distance between the sphere and the air-outlet grille$ e; p( T( J8 V6 ~) ]; b
being 50 mm.% h6 T0 V% b# X9 H1 r2 w
Hairdryers having a flexible hood attachment are operated with the hood attachment placed- m( g; m; b- S4 E
over the wire frame of Figure 101, the frame being positioned over the wooden sphere.
- S$ T" |6 K- B( JNOTE 101 Helmet-type hairdryers that are supported by the head are operated as hairdryers having a flexible
8 B, G1 c' \1 Jhood attachment.
% R& w+ a, p. ]" ^! cHand-held hairdryers are operated with unrestricted airflow directed downwards.
- p. v4 n* l% o3 ePermanent-wave appliances are operated in the normal position of use, the curling rollers. L9 p; Q5 u* i) Q! v
hanging freely.$ x( H2 X* ]) D8 f! I
Heaters for detachable curlers are operated in the normal position of use together with the: T* U/ H8 d* S' R1 z. G
curlers.: W! K" i* U0 `- m
Curling irons, curling combs and similar appliances are operated with their major axis& n# { B5 h4 Y2 [5 X- u# L% j
horizontal.
) W7 X; L4 K# B1 pAppliances having steam-producing or spray-producing devices are operated with the4 O% ]' ]6 m* h' }- Y1 x; p9 n! o# e
container empty or filled, whichever is more unfavourable. However, if the appliance is; O5 a( y* {7 {' Z
marked to indicate that it is to be used with the container filled, the container is filled. Water is' w4 v \4 O! a1 Q! l$ ~
added, when necessary, to compensate for evaporation.
) d2 F0 Y s9 hHand dryers are operated in the normal position of use with unrestricted airflow.$ ?0 p4 I% V* }( z5 G
Facial saunas are operated in the normal position of use and filled with water. Water is added,
. q/ a9 K: P" n" E2 b8 iwhen necessary, to maintain the steam output. |
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