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标准规定:
5 J5 x; ]7 h8 r1 t( n. b2 d3.1.4rated power input5 j) F7 O) d7 D( c& w! U1 V
power input assigned to the appliance by the manufacturer" [/ w) R2 b1 Z2 w" C6 ~7 p
# T3 ]& J: ]2 Y5 [: q
5.8.2 Appliances having more than one rated voltage are tested on the basis of the most unfavourable voltage. H* ^" s9 n' k! H8 b6 j* D9 V
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 at# |- _& _ D. Q0 ?( q
– the upper limit of the rated voltage range multiplied by this factor, if greater than 1;
0 U/ }$ ^3 K4 i9 a _; q– the lower limit of the rated voltage range multiplied by this factor, if smaller than 1.
6 h1 Q5 |5 [& A0 s0 hWhen a factor is not specified, the supply voltage is the most unfavourable within the rated9 I8 z X7 W# _$ @& z/ ^& V
voltage range.
% G8 {$ n2 u: t6 a9 B ^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.% M- c4 _6 P8 I
11.4 Heating appliances are operated under normal operation and at 1,15 times rated power input.
+ p$ u' G3 F7 x. ^, h19.2 Appliances with heating elements are tested under the conditions specified in clause 11/ W# B& H9 J; M3 L( @: K
but with restricted heat dissipation. The supply voltage, determined prior to the test, is that
6 U' }. [/ ^0 yrequired to provide a power input of 0,85 times rated power input under normal operation
3 B$ N& a0 f7 Y% w3 x8 N/ ?" kwhen the power input has stabilized. This voltage is maintained throughout the test.- q, S* [1 V. U8 K
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.4 w' w/ t4 b" t
-----------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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