main earthing terminal 中文意思是什麼
main earthing terminal
解釋
總接地終端-
Designers and registered electrical workers may be uncertain whether conductive parts such as metallic bathroom accessories, metallic windows or metallic door handles are extraneous conductive parts. when difficulties are encountered, you may carry out a measurement as illustrated in figures 4 and 5. in figure 4, a is an exposed conductive part with a resistance rcpc to main earthing terminal
附圖四載列外露非帶電金屬部分a及懷疑為非電氣裝置金屬部分b (例如是金屬水喉管或木門的金屬手柄) , a對總接地終端的阻抗為rcpc , b對地的阻抗為rx 。 -
Failure to ensure that the extraneous conductive parts were effectively connected to the main earthing terminal of the fixed electrical installation, under the condition that the former and any adjacent earthed metal work of electrical equipment were simultaneously accessible, in contravention of regulation 11 ( 4 ) of the electricity ( wiring ) regulations
未能確保將非電氣裝置金屬部分有效地與固定電力裝置的總接地終端連接,而鄰近電力器具的已接地金屬部份與該非電氣裝置金屬部分可同時被觸摸,違反了《電力(線路)規例》第11 ( 4 )條的規定。
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