變(bian)頻(pin)(pin)(pin)串(chuan)聯(lian)諧(xie)(xie)振(zhen)由變(bian)頻(pin)(pin)(pin)電(dian)(dian)(dian)源、激(ji)(ji)磁(ci)變(bian)壓(ya)(ya)(ya)器(qi)(qi)、電(dian)(dian)(dian)抗(kang)器(qi)(qi)和(he)電(dian)(dian)(dian)容(rong)分壓(ya)(ya)(ya)器(qi)(qi)組成。被試(shi)(shi)品(pin)的(de)電(dian)(dian)(dian)容(rong)與電(dian)(dian)(dian)抗(kang)器(qi)(qi)構成串(chuan)聯(lian)諧(xie)(xie)振(zhen)連接方式；分壓(ya)(ya)(ya)器(qi)(qi)并(bing)(bing)聯(lian)在被試(shi)(shi)品(pin) 上(shang)(shang)，用(yong)于測量被試(shi)(shi)品(pin)上(shang)(shang)的(de)諧(xie)(xie)振(zhen)電(dian)(dian)(dian)壓(ya)(ya)(ya)，并(bing)(bing)作過(guo)壓(ya)(ya)(ya)保(bao)護信號；調頻(pin)(pin)(pin)功率輸(shu)出經激(ji)(ji)勵變(bian)壓(ya)(ya)(ya)器(qi)(qi)耦合(he)給串(chuan)聯(lian)諧(xie)(xie)振(zhen)回路，提供串(chuan)聯(lian)諧(xie)(xie)振(zhen)的(de)激(ji)(ji)勵功率。 MEXB系列變(bian)頻(pin)(pin)(pin)串(chuan)聯(lian)諧(xie)(xie)振(zhen)是(shi)運用(yong)串(chuan)聯(lian)諧(xie)(xie)振(zhen)原理，利用(yong)勵磁(ci)變(bian)壓(ya)(ya)(ya)器(qi)(qi)激(ji)(ji)發串(chuan)聯(lian)諧(xie)(xie)振(zhen)回路，調節變(bian)頻(pin)(pin)(pin)控制器(qi)(qi)的(de)輸(shu)出頻(pin)(pin)(pin)率，使回路電(dian)(dian)(dian)感L和(he)試(shi)(shi)品(pin)C串(chuan)聯(lian)諧(xie)(xie)振(zhen)，諧(xie)(xie)振(zhen)電(dian)(dian)(dian)壓(ya)(ya)(ya)即(ji)為(wei)加到試(shi)(shi)品(pin)上(shang)(shang)電(dian)(dian)(dian)壓(ya)(ya)(ya)。變(bian)頻(pin)(pin)(pin)諧(xie)(xie)振(zhen)試(shi)(shi)驗裝置廣(guang)泛用(yong)于電(dian)(dian)(dian)力、冶金、石油、化工等行業，適(shi)用(yong)于大容(rong)量，高(gao)電(dian)(dian)(dian)壓(ya)(ya)(ya)的(de)電(dian)(dian)(dian)容(rong)性試(shi)(shi)品(pin)的(de)交接和(he)預防性試(shi)(shi)驗。
選型和(he)適用(yong)范圍(wei)
1.1選用YHCX2858系列第三代全自(zi)動型,按大試驗(yan)容量設計,以不同電抗器組
合適合以(yi)下被試(shi)品的交流(liu)耐壓試(shi)驗。
試驗內容 10kV 交聯聚乙烯(xi)電纜( 0-1500ｍ)
10kV變壓器、互感器、開關等(deng)電氣設備(bei)
; 35kV變壓(ya)器(qi)、互感器等電氣設備
1.2使用配(pei)置(zhi)
25kV120H電抗器三(san)幷做10kV電纜(lan)( 0-1500ｍ)
25kV 120H電抗(kang)器兩串做 10kV變壓器(qi)、互(hu)感(gan)器、開關(guan)等電氣(qi)設備(bei)
25kV 120H電抗器三(san)串做35kV變(bian)壓器、互感(gan)器等電氣設備(bei)
