英文标准
22.26 Appliances having parts of class III construction shall be constructed so that the
insulation between parts operating at safety extra-low voltage and other live parts complies
with the requirements for double insulation or reinforced insulation.
Compliance is checked by the tests specified for double insulation or reinforced insulation
中文
带有III类结构的器具,其结构应使在安全特低电压下工作的部件与其他带电部件之间的绝缘,符合双重绝缘或加强绝缘的要求。(摘至GB4706.1)