416NHM30030A Schneider 动力设备

A-B 2711P-T6C20D
GE IC695PSA040
GE IC695PSA040
SIEMENS 6AV7671-1EX01-0AD0
A-B 1756-IF6CIS
A-B 1756-CNBR
ABB FI830F
SCHNEIDER TSXASY410
A-B 1756-OF8
Honeywell DC3200-CE-200R-200-00000-00-0
ABB SDCS-PIN-51A 3BSE004940R1
A-B 1771-P7 D
MITSUBISHI GT1555-VTBD
ABB D674A906U01
ABB AGPS-21C

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Description

PLC的良好接地是正常运行的前提。在设计时,PLC的接地应与动力设备的接地分开,采用专用接地;如不能分开接地时,应采用共用接地;绝对禁止采用共通接地方法。如图1所示,接地点应尽可能靠近PLC,接地线的线径应大于4mm2,接地电阻一般应小于10Ω

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