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标准规定:
5 k% ]0 D3 W1 a8 V8 n( Y8 n3.1.4rated power input* ^4 y" W6 [+ S- T _
power input assigned to the appliance by the manufacturer& X4 Q$ y# _8 D- ?( `# G
2 | c3 `4 T, h) H6 y, u5.8.2 Appliances having more than one rated voltage are tested on the basis of the most unfavourable voltage.
: J9 Q# d' {& U6 FFor 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
U3 z3 S \1 z- H– the upper limit of the rated voltage range multiplied by this factor, if greater than 1;
* m+ x" y/ O+ F+ u– the lower limit of the rated voltage range multiplied by this factor, if smaller than 1.8 K% S! v9 ~+ w: X8 x
When a factor is not specified, the supply voltage is the most unfavourable within the rated; |+ h ~( r% G; t+ s) s
voltage range.
( Z% B. }( m; 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.. o, N- p6 u0 H0 K3 A+ F
11.4 Heating appliances are operated under normal operation and at 1,15 times rated power input.. V: }& R/ _) Y$ v! x
19.2 Appliances with heating elements are tested under the conditions specified in clause 11
' Q0 U; w- z; _' c% Hbut with restricted heat dissipation. The supply voltage, determined prior to the test, is that
1 O% j" s" G2 B: F% {required to provide a power input of 0,85 times rated power input under normal operation# s. m f- |; W" Z9 {
when the power input has stabilized. This voltage is maintained throughout the test.3 y5 g, O3 t7 E9 q+ M% x* _' N6 e
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.* @) b, m8 u, H
-----------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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