3BSE028126R1 ABB

ABB 3BSE028124R1
ABB 3BSE028125R1
ABB MVA80-003002 0.55K
ABB 0241986461/1000
ABB EL3020 04729276/4040

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Description

交流地和保护地等。接地系统混乱对PLC系统的干扰主要是各个接地点电位分布不均,不同接地点间存在地电位差,引起地环路电流,影响系统正常工作。例如电缆屏蔽层必须一点接地,如果电缆屏蔽层两端A、B都接地,就存在地电位差,有电流流过屏蔽层

30 Day warranty, Many SS7 Units in Stock

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