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【全國三菱水泵專用變頻器價格】三菱水泵專用變頻器圖
【全國三菱水泵專用變頻器價格】三菱水泵專用變頻器圖
產品價格:¥1000(人民幣)
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    會員級別:鉆石會員
    認證類型:企業認證
    企業證件:通過認證

    商鋪名稱:上海黎雨自動化設備有限公司

    聯系人:楊工(先生)

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    企業郵箱:58fff@163.com

    聯系地址:曹安公路2300弄19號

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    商品詳情

      【全國三菱水泵專用變頻器價格】三菱水泵專用變頻器圖三菱 通用變頻器;FR-D740-2.2K-CHT訂 貨 號 :FR-D740-2.2K-CHT商品型號:FR-D740-2.2K-CHT

      1.變頻器的調速原理 

       交流異步電動機的轉速計算公式為: 

       n=60f(1-s)/p 

       由公式知,改變電源的頻率時,因同步轉速n與頻率f成正比變化,故異步電動機的轉速n也隨之改變。可見變頻器調速是利用電動機的同步轉速隨頻率變化的特性,通過改變電動機的供電頻率進行調速的。 

      2.變頻器的調速方法 

       變頻器是用靜止變頻裝置(晶閘管)構成變頻電源對異步電動機進行調速,它采用間接變換方式(交一直一交變頻)把交流電通過整流器變成直流電,再用逆變器將直流電變為頻率可調整的交流電供給異步電動機。如下圖: 

       AC/f1――整流器-DC――逆變器――AC/F2 

      3.變頻器的優點 

       3.1節約能源[舉例:在泵、鼓風機和引風機的使用中,由公式n=60f(1-s)/p知轉速與電源頻率成正比,即改變電源頻率就可以改變電動機的轉速。理論上,流量(風量)與轉速的一次方成正比,水壓(或風壓)與轉速的平方成正比,所以軸功率與轉速的三次方成正比?梢,與調節閥門相比,調節轉速具有十分明顯的節能效果。 

      3.2減少啟動時對電網的沖擊(無變頻器啟動時啟動電流是電動機額定電流的5~7倍)。 

      3.3減低噪聲,實現電動機的軟啟動和自由停車。 

      3.4運行方便、準確,減少了員工的勞動強度。 

      3.6在泵的使用上消除了泵的喘振現象,使泵處于至佳運行工況狀態。 

      4.型號

      FR-A720-5.5K

      FR-A7AP

      FR-A7NC

      FR-A7NC-E KIT-C

      FR-A820-00077-2-60(0.75KW)

      FR-A820-00105-2-60(1.5KW)

      FR-A820-00167-2-60(2.2KW)

      FR-A820-00630-2-60(11KW)

      FR-A820-2.2K-1

      FR-A820-5.5K

      FR-A840-00023-2-60(0.4KW)

      FR-A840-00038-2-60(0.75KW)

      FR-A840-00052-2-60(1.5KW)

      FR-A840-00083-2-60(2.2KW)

      FR-A840-00126-2-60(3.7KW)

      FR-A840-00170-2-60(5.5KW)

      FR-A840-00250-2-60(7.5KW)

      FR-A840-00310-2-60(11KW)

      FR-A840-00380-2-60(15KW)

      FR-A840-00470-2-60(18.5KW)

      FR-A840-00620-2-60(22KW)

      FR-A840-00770-2-60(30KW)

      FR-A840-00930-2-60(37KW)

      FR-A840-01160-2-60(45KW)

      FR-A840-01800-2-60(55KW)

      FR-A840-02160-2-60

      FR-A840-02160-2-60 75K

      FR-A840-03250-2-60(160KW)

      FR-A8AP

      FR-A8NC

      FR-A8NP

      FR-ABR-3.7K

      FR-ABR-H0.4K

      FR-ABR-H0.75K

      FR-ABR-H1.5K

      FR-ABR-H2.2K

      FR-ABR-H3.7K

      FR-ABR-H5.5K

      FR-ABR-H7.5K

      FR-ADP

      FR-BIF

      FR-BIF-H

      FR-BLF

      FR-BSF01

      FR-CC2-H560K-60

      FR-CC2-H630K-60

      FR-D720-0.1K

      FR-D720-0.2K

      FR-D720-0.4K

      FR-D720-0.75K

      FR-D720-1.5K

      FR-D720-5.5K

      FR-D720-7.5K

      FR-D720S-0.4K-CHT

      FR-D720S-0.75K-CHT

      FR-D720S-1.5K-CHT

      FR-D720S-2.2K-CHT

      FR-D740-0.4K-CHT

      FR-D740-0.75K-CHT

      FR-D740-1.5K-CHT

      FR-D740-2.2K-CHT

      FR-D740-3.7K-CHT

      FR-D740-5.5K-CHT

      FR-D740-7.5K-CHT

      FR-DU07

      FR-E720-0.1K

      FR-E720-0.2K

      FR-E720-0.4K

      FR-E720-0.75K

      FR-E720-1.5K

      FR-E720-15K-CHT

      FR-E720-2.2K

      FR-E720-3.7K

      FR-E720-5.5K

      FR-E720-5.5K

      FR-E720-7.5K

      FR-E720S-0.2K

      FR-E720S-0.4K-CHT

      FR-E720S-0.75K-CHT

      FR-E720S-1.5K-CHT

      FR-E720S-2.2K-CHT

      FR-E740-0.4K-CHT

      FR-E740-0.75K-CHT

      FR-E740-1.5K-CHT

      FR-E740-11K-CHT

      FR-E740-15K-CHT

      FR-E740-2.2K-CHT

      FR-E740-3.7K-CHT

      FR-E740-5.5K-CHT

      FR-E740-7.5K-CHT

      FR-F740-0.75K-CHT

      FR-F740-1.5K-CHT1

      FR-F740-11K-CHT1

      FR-F740-15K-CHT1

      FR-F740-18.5K-CHT1

      FR-F740-2.2K-CHT1

      FR-F740-22K-CHT1

      FR-F740-3.7K-CHT1

      FR-F740-30K-CHT1

      FR-F740-37K-CHT1

      FR-F740-45K-CHT

      FR-F740-5.5K-CHT1

      FR-F740-55K-CHT1

      FR-F740-7.5K-CHT1

      FR-F740-S110K-CHT

      FR-F740-S132K-CHT

      FR-F740-S160K-CHT

      FR-F740-S185K-CHT

      FR-F740-S220K-CHT

      FR-F740-S250K-CHT

      FR-F740-S280K-CHT

      FR-F740-S315K-CHT

      FR-F740-S355K-CHT

      FR-F740-S400K-CHT

      FR-F740-S450K-CHT

      FR-F740-S500K-CHT

      FR-F740-S500K-CHT

      FR-F740-S560K-CHT

      FR-F740-S630K-CHT

      FR-F740-S630K-CHT

      FR-F740-S75K-CHT

      FR-F740-S90K-CHT

      FR-F840-00023-2-60(0.75KW)

      FR-F840-00038-2-60(1.5KW)

      FR-F840-00052-2-60(2.2KW)

      FR-F840-00083-2-60(3.7KW)

      FR-F840-00126-2-60(5.5KW)

      FR-F840-00170-2-60(7.5KW)

      FR-F840-00250-2-60(11KW)

      FR-F840-00310-2-60(15KW)

      FR-F840-00380-2-60(18.5KW)

      FR-F840-00470-2-60(22KW)

      FR-F840-00620-2-60(30KW)

      FR-F840-00770-2-60(37KW)

      FR-F840-00930-2-60(45KW)

      FR-F840-01160-2-60(55KW)

      FR-F840-01800-2-60(75KW)

      FR-F840-02160-2-60(90KW)

      FR-F840-02600-2-60(110KW)

      FR-F842-10940-2-60

      FR-F842-12120-2-60

      FR-FD

      FR-HAL-H1.5K

      FR-HAL-H30K

      FR-HAL-H37K

      FR-HCC2-H560K

      FR-HCC2-H630K

      FR-HEL-H0.4K

      FR-HEL-H0.75K

      FR-HEL-H1.5K

      FR-HEL-H132K

      FR-HEL-H2.2K

      FR-HEL-H220K

      FR-HEL-H3.7K

      FR-HEL-H30K

      FR-HEL-H37K

      FR-HEL-H5.5K

      FR-HEL-H7.5K

      FR-HEL-H75K

      FR-PA02-02

      FR-PA07

      FR-PU07

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