573-935-202C VIBRO PLC系统

BENTLY 135613-02
GE 8521-TC-SA
WOODWARD 9905-973
ABB 1TGE120021R0110
VIBRO 200-566-000-012
EPRO MMS3120/022-000
ABB 5SHY4045L0006
ABB SA811F
GE IC698PSA100D
BENTLY 3500/05-01-01-00-00-01
GE 8115-DO-DC
GE 8121-DI-DC
SIEMENS 6ES7193-1CH10-0XA0
GE IC698CRE040-HN

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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22 mm2的铜导线,总母线使用截面大于60mm2的铜排。

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