AI845 3BSE023675R1 ABB

ABB CP800
ABB NAMC-11
ABB YPH105E YT204001-FC/1
ABB YPG110E YT204001-FD/1
ABB RINT-5211C
ABB TB840A 3BSE037760R1

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Description

集中布置的PLC系统适于并联一点接地方式,各装置的柜体中心接地点以单独的接地线引向接地极。如果装置间距较大,应采用串联一点接地方式,用一根大截面铜母线(或绝缘电缆)连接各装置的柜体中心接地点,然后将接地母线直接连接接地极。接地线采用截面大于22mm2的铜导线

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