常見例句雙語例句Mounting dimension conform to IEC standard and power & efficiency to DI standard, Protection Class IP54. Insulation Class F, Cooling method ICO 141.安裝尺寸符合IEC標(biāo)準(zhǔn)，功率等級及效率符合DIN標(biāo)準(zhǔn)，防護(hù)等級為F級，冷卻方式為ICO141。 返回 standard insulation class