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请大家注意标准的意思,不要断章取义:' E& u, r" _4 [4 a, a2 |3 A, U
1) 首先看标准的这句"30.1 External parts of non-metallic material, parts of insulating material supporting live parts including connections, and parts of thermoplastic material providing supplementary insulation or reinforced insulation,"2 W: a, J. c9 \. h
要注意前面这句"30.1 External parts of non-metallic material"0 p; l& p# k! E" `
意思是"对于非金属材料制成的外部零件" 它和后面的两种材料是平行的.并未包含在"支撑带电部件的的绝缘材料"; "起附加绝缘和加强绝缘的热塑性材料" 里面..
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6 T2 C3 X! A5 h" x: O2) 然后根据yyfyqzy 对其产品的描述, 其洗脚盆材料既不是"支撑带电部件的的绝缘材料" , 也不是"起附加绝缘和加强绝缘的热塑性材料".
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, s6 T; G& t: F5 y5 j: F 本人觉得, 工程师对洗脚盆材料做球压测试所取的温度,应该是根据其在11章做温升时, 所测得的" 紧贴发热丝处的温度"再加上烘箱的温度.
N" X& r2 Q' t' F& J这样才符合标准" The test is carried out at a temperature of 40 °C ± 2 °C plus the maximum temperature rise determined during the test of clause 11, but it shall be at least
8 C( M" r! Z/ `* v6 I" ]. u– 75 °C ± 2 °C, for external parts" |
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