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标准规定:0 c, s5 k! D' v6 z# q9 z3 ~% S
3.1.4rated power input; v! r" R1 D ^+ ~- h5 j. h
power input assigned to the appliance by the manufacturer
* ^ @9 ?8 r' h1 m7 n
. Y: C# D0 E, a7 w: F5.8.2 Appliances having more than one rated voltage are tested on the basis of the most unfavourable voltage.
' [; J5 {/ }- V' p# h; Y* M5 `For motor-operated appliances, and combined appliances, marked with a rated voltage range, when it is specified that the supply voltage is equal to the rated voltage multiplied by a factor, the appliance is supplied at9 m8 P, J3 Z9 C4 W' I
– the upper limit of the rated voltage range multiplied by this factor, if greater than 1;
; l) ?0 n6 x" A8 ~/ s– the lower limit of the rated voltage range multiplied by this factor, if smaller than 1.0 O( e8 D, _: D+ {# o- b
When a factor is not specified, the supply voltage is the most unfavourable within the rated
' s9 _4 L+ N) c3 D5 F! n& c a: f( Jvoltage range.
' E0 n- f$ s5 g+ WNOTE 1 If a heating appliance has a rated voltage range, the upper limit of the voltage range will usually be the most unfavourable voltage within the range.
, ?3 `) G# y5 V [11.4 Heating appliances are operated under normal operation and at 1,15 times rated power input.
, P& z/ W& w; f7 Q& I19.2 Appliances with heating elements are tested under the conditions specified in clause 11
8 K8 T/ q. J3 n7 W1 lbut with restricted heat dissipation. The supply voltage, determined prior to the test, is that
( {( l7 K5 w1 f0 T/ w& drequired to provide a power input of 0,85 times rated power input under normal operation* S5 J+ ~. t& n) S# p
when the power input has stabilized. This voltage is maintained throughout the test.
; F M8 A$ H% y# Z" I' t" D, v) t所以个人认为:19.2与19.3的测试电压应该是:测得额定功率0.85与1.24倍时的电压即可.
/ E/ k% m4 s1 Z+ a-----------个人理解错误了,这是指额定电压是单电压的情况 |
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