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标准规定:8 E# n u1 O% f* ]5 T" s
3.1.4rated power input
) [$ k1 t4 S, A0 t% d* [1 K, ~power input assigned to the appliance by the manufacturer
4 \( ~% @: R. F! [! a) g% `! B6 [% X) O- q3 ] {- f0 M' S# y- w/ k
5.8.2 Appliances having more than one rated voltage are tested on the basis of the most unfavourable voltage.
$ p/ X+ Z8 W Z& [; |9 MFor 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 at
+ z5 w4 C9 n, F6 P' t8 X– the upper limit of the rated voltage range multiplied by this factor, if greater than 1;
& c% t3 U Y: o, r" j3 H& ?– the lower limit of the rated voltage range multiplied by this factor, if smaller than 1.
9 N3 I+ `- Y# u! |When a factor is not specified, the supply voltage is the most unfavourable within the rated3 \* _ u3 A6 r& V
voltage range.+ o% l, b: q7 Z5 l4 Z
NOTE 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.
$ z0 m( r) }& e6 I2 X- H" R11.4 Heating appliances are operated under normal operation and at 1,15 times rated power input.( a! d$ _. g8 a4 y) o6 A5 T% e
19.2 Appliances with heating elements are tested under the conditions specified in clause 11
8 ^/ }1 ]& Z* j: N- ?" k8 Abut with restricted heat dissipation. The supply voltage, determined prior to the test, is that2 a; c$ g2 Q( z+ q- n& x5 v$ V
required to provide a power input of 0,85 times rated power input under normal operation- I$ N0 @$ |" c7 _) J) C
when the power input has stabilized. This voltage is maintained throughout the test.7 `0 k. C1 l* c, t0 L9 W
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.
2 g8 r+ f" k9 U3 h* 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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