描述

如果變頻器周圍存在干擾源，它們將通過輻射或電源線侵入變頻器的內部，引起控制回路誤動作，造成工作不正常或停機，嚴重時甚至損壞變頻器。提高變頻器自身的抗干擾能力固然重要，但由于受裝置成本限制，在外部采取噪聲抑制措施，消除干擾源顯得更合理，更必要。以下幾項措施是對噪聲干擾實行“三不”原則的具體方法。

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主營：世界知名品牌的PLC、DCS系統(tǒng)備件模塊

①Allen-Bradley(美國AB)系列產品》

②Schneider(施耐德電氣)系列產品》

③General electric(通用電氣)系列產品》

④Westinghouse（美國西屋）系列產品》

⑤SIEMENS(西門子系列產品)》

⑥銷售ABB Robots.FANUC Robots、YASKAWA Robots、KUKA Robots、Mitsubishi Robots、OTC Robots、PanasonicRobots、MOTOMAN Robots。

⑦estinghouse（西屋）：OVATION系統(tǒng)、WDPF系統(tǒng)、MAX1000系統(tǒng)備件。

⑧Invensys Foxboro（?？怂共_）：I/A Series系統(tǒng)，FBM（現場輸入/輸出模塊）

順序控制、梯形邏輯控制、事故追憶處理、數模轉換、輸入/輸出信號處理、數

據通信及處理等。Invensys Triconex:冗余容錯控制系統(tǒng)、基于三重模件冗余（TMR）

結構的zui現代化的容錯控制器。

⑨Siemens(西門子)：Siemens MOORE，Siemens Simatic C1，Siemens數控系統(tǒng)等。

⑩Bosch Rexroth（博世力士樂）：Indramat，I/O模塊,PLC控制器,驅動模塊等。

◆Motorola（摩托羅拉）：MVME 162、MVME 167、MVME1772、MVME177等系列。

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