SDCS-POW-1 ABB

ABB SDCS-PIN-205B
ABB DCS-FEX-2ASDCS-.CON-2A
ABB SKKH72/16E
ABB SDCS-I0B-3
ABB SDCS-POW-4

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Description

PLC的供电应与动力供电和控制电路供电分开;必要时,可采用带屏蔽的隔离变压器供电、串联LC滤波电路等。在设计时,外接的直流电源应采用稳压电源,供电功率应留有20%~30%的余量。对由控制器本身提供的直流电源,应了解它所能提供的最大电流,防止过电流造成设备的损坏。


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