3BHE034863R0001 ABB

ABB 6MBI450U-120-02 450A 1200V DC12V
ABB AC contactor A185-30-11 220
ABB ABB closing Annex 1 + 1 auxiliary contact S3-S4-S5
ABB Undervoltage release ABB 1SDA013844R1 110V-127VAC

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Description

应避免太阳光直接照射,安装位置应远离发热量大的器件,同时应保证有足够大的散热空间和通风条件。环境湿度一般应小于85%,以保证PLC有良好的绝缘。在含有腐蚀性气体、浓雾或粉尘的场合,需将PLC封闭安装。此外,如果PLC安装位置有强烈的振动源,系统的可靠性也会降低,所以应采取相应的减振措施


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