口碑好的韓國(guó)電源powerplaza,PD1R5-24-1212廣泛應(yīng)用中山立訊/中山朗立電氣銷(xiāo)售韓國(guó)JAEWON滑塊 自動(dòng)螺旋測(cè)微儀滑塊 手動(dòng)螺旋測(cè)微儀滑塊了,等等,型號(hào)齊全價(jià)格優(yōu)惠.
Model : XY-25(L,R,C)A:XY-25LA,XY-25RA,XY-25CA
Model : XY-40(L,R,C)A:XY-40LA,XY-40RA,XY-40CA
Model : XY-60(L,R,C)A:XY-60LA,XY-60RA,XY-60CA
Model : XY-80(L,R,C)A:XY-80LA,XY-80RA,XY-80CA
Model : XY-100(L,R,C)A:XY-100LA,XY-100RA,XY-100CA
Model : XY-120(L,R,C)A:XY-120LA,XY-120RA,XY-120CA
Model : XY-150(L,R,C)A:XY-150LA,XY-150RA,XY-150CA
Model : XYC-40(L,R)A:XYC-40LA,XYC-40RA
Model : XYC-60(L,R)A:XYC-60LA,XYC-60RA
?、埔WC熱繼在電動(dòng)機(jī)的正常起動(dòng)過(guò)程中不致誤動(dòng)作。⑶由于熱繼有熱慣性,不能做短路保護(hù),應(yīng)考慮與斷路器或熔斷器的短路保護(hù)配合問(wèn)題。⑷要注意電動(dòng)機(jī)的工作制。如果操作高,則不宜采用熱繼保護(hù),而要采取其他保護(hù)措施,例如在電機(jī)中預(yù)埋熱電阻/電偶測(cè)溫做溫度保護(hù)。 還是有初學(xué)的朋友問(wèn)我,如果原來(lái)是220V線圈的器,如果改成380V線圈的器,該怎么接線。其實(shí)要是器、繼電器等電器元件正常工作,接線時(shí)就要為它接匹配的電壓。比如下圖中是220V線圈的器。220V器因?yàn)槠骶€圈額定電壓220V,前面按下按鈕,器線圈A1端子和C相火線接通,要給它接220V電壓,線圈A2端子就必須接零線N。
Model : XYC-80(L,R)A:XYC-80LA,XYC-80RA
Model : XYC-100(L,R)T::XYC-100LT,XYC-100RT
Model : XY-60(L,R,)A-M16:XY-60LA-M16,XY-60RA-M16
Model : XZV-40(L,R,C)A:XZV-40LA,XZV-40RA,XZV-40CA
Model : XZV-60(L,R,C)A:XZV-60LA,XZV-60RA,XZV-60CA
Model : XZV-80(L,R,C)A:XZV-80LA,XZV-80RA,XZV-80CA
Model : XZH-40(L,R,C)A:XZH-40LA,XZH-40RA,XZH-40CA
Model : XZH-60(L,R,C)A:XZH-60LA,XZH-60RA,XZH-60CA
Model : XZH-80(L,R,C)A:XZH-80LA,XZH-80RA,XZH-80CA
Model : XZH-100(L,R,C)A:XZH-100LA,XZH-100RA,XZH-100CA
Model : XZV-100(L,R,C)A:XZV-100LA,XZV-100RA,XZV-100CA
Model : XYZV-40(L,R,C)A:XYZV-40LA,XYZV-40RA,XYZV-40CA
Model : XYZV-60(L,R,C)A:XYZV-60LA,XYZV-60RA,XYZV-60CA
Model : XYZV-80(L,R,C)A:XYZV-80LA,XYZV-80RA,XYZV-80CA 有好多朋友問(wèn)過(guò)這樣的問(wèn)題。這就是星接法。我們?cè)倏聪聢D,大家看,三個(gè)繞組,分別是U1U2一組,V1v2一組,W1W2一組。這是三個(gè)繞組。角形接法是把三個(gè)繞組首尾相連,所以就出現(xiàn)了我用紅線畫(huà)的圖了。U1W2相連V1U2相連W1V2相連?! 、诋?dāng)A、C兩相任一相有過(guò)載時(shí),將造成電壓互感器繞組燒壞。當(dāng)A、B、C三相繞組內(nèi)部有故障時(shí),將引起保護(hù)誤動(dòng)作。③在圖2中,當(dāng)電壓互感器二次側(cè)A、B、C三相中的任一相出口處有接地發(fā)生時(shí),均會(huì)造成電壓互感器繞組短路運(yùn)行而燒壞。
Model : XYZH-40(L,R,C)A:XYZH-40LA,XYZH-40RA,XYZH-40CA
Model : XYZH-60(L,R,C)A:XYZH-60LA,XYZH-60RA,XYZH-60CA
Model : XYZH-80(L,R,C)A:XYZH-80LA,XYZH-80RA,XYZH-80CA
Model : XYZH-100(L,R,C)A:XYZH-100LA,XYZH-100RA,XYZH-100CA
Model : X-25(L,R,C)TI:X-25LTI,X-25RTI,X-25CTI
Model : X-40(L,R,C)TI:X-40LTI,X-40RTI,X-40CTI
Model : X-50(L,R,C)TI:X-50LTI,X-50RTI,X-50CTI
Model : X-60(L,R,C)TI:X-60LTI,X-60RTI,X-60CTI
Model : ZH-40CT
Model : ZH-60CT
Model : ZV-40(L,R,C)TI:ZV-40LTI,ZV-40RTI,ZV-40CTI
Model : XY-25(L,R,C)TI:XY-25LTI,XY-25RTI,XY-25CTI
Model : XY-40(L,R,C)TI:XY-40LTI,XY-40RTI,XY-40CTI
Model : XY-50(L,R,C)TI:XY-50LTI,XY-50RTI,XY-50CTI
Model : XY-60(L,R,C)TI:XY-60LTI,XY-60RTI,XY-60CTI
Model : XYC-40(L,R)TI:XYC-40LTI,XYC-40RTI
Model : XYC-60(L,R)TI:XYC-60LTI,XYC-60RTI
Model : XYC-50TI
電感量按下式計(jì)算:線圈公式阻抗(ohm)=2*3.14159*F(工作)*電感量(mH),設(shè)定需用360ohm阻抗,因此:電感量(mH)=阻抗(ohm)÷(2*3.14159)÷F(工作)=360÷(2*3.14159)÷7.06=8.116mH據(jù)此可以算出繞線圈數(shù):圈數(shù)=[電感量*{(。
Model : XZV-60(L,R)TI:XZV-60LTI,XZV-60RTI
Model : XZV-40(L,R)TI:XZV-40LTI,XZV-40RTI
Model : XZH-40CT
Model : XYZV-40(L,R)TI:XYZV-40LTI,XYZV-40RTI
Model : XYZH-40CT
Model : GX40-15W
Model : GX40-35W
Model : GX40-51W
Model : GX60-60S
Model : GX60-80S
Model : GX80-87S
Model : GX100-105S
Model : GX60-60S-S
Model : GX60-60S-S
Model : GXY40-1535W
Model : GXY40-3551W
Model : GXY60-6080S
Model : GXY60-205230B
Model : TXY-7612T
Model : RS-40 此后,即使繼續(xù)增大輸入信 ,輸出信 仍為Ymax不變。如果輸入信 減弱,只要輸入信 X不小于釋放值Xr,輸出信 也為Ymax不變,工作點(diǎn)沿b、c變化。但當(dāng)X減小到Xr時(shí),繼電器才釋放,即輸出信 為Y0,此時(shí),繼電器的工作點(diǎn)是沿著b,c,d,0變化,恢復(fù)原狀?! ★@示方式:可設(shè)置XS1控制字用來(lái)編程設(shè)置通常狀態(tài)下顯示內(nèi)容,XS1=0表示自動(dòng)循環(huán)顯示,1(三相電壓),2(三相電流),3(有功功率、無(wú)功功率、功率因數(shù)),4(頻率),5(有功電能信息),6(無(wú)功電能信息)。鍵盤(pán)的編程操作采用四個(gè)按鍵的操作方式,即:左右移動(dòng)鍵"←"、"→",菜單進(jìn)入或上回退"MENU"鍵、選擇確定" " 來(lái)完成上述功能的的有操作。
Model : RS-60(L,R)
Model : RS-60RA-N
Model : RS-80
Model : GX60-80S
Model : GX80-87S
Model : GX100-105S
Model : GX60-60S-S
Model : GX60-80S-S
Model : GXY40-1535W
Model : GXY40-3551W
Model : GXY60-6080S
Model : GXY60-205230B
Model : TXY-7612T
Model : RS-40
Model : RS-60(L,R)
Model : RS-60RA-N
Model : RS-80
Model : RS-100
Model : RS-120
Model : RC-150
Model : DX-40SS-(L,R)
Model : DX-40S-(L,R)
Model : DX-60S-(L,R)
Model : DX-40R
Model : DX-46R
Model : DX-48R
Model : DX-49R
Model : DX-410R
Model : DX-412R
Model : DX-414R
Model : DZ-40R
Model : DZ-46R
Model : DZ-48R
Model : DZ-49R
Model : DZ-40R
Model : DZ-410R
Model : DZ-412R 如果電動(dòng)機(jī)起動(dòng)不,且起動(dòng)時(shí)間又不長(zhǎng),一般可按電動(dòng)機(jī)的額定電流選擇熱繼,按照起動(dòng)時(shí)間長(zhǎng)短確定CL10/20的等級(jí)(IEC947-4-1標(biāo)準(zhǔn):在當(dāng)前電流為整定電流的7.2倍時(shí)CL10級(jí)的動(dòng)作時(shí)間為4-10秒,CL20級(jí)的動(dòng)作時(shí)間為6-20秒);如果起動(dòng)時(shí)間超長(zhǎng),則不宜采用熱繼,應(yīng)選用電子過(guò)流繼電器產(chǎn)品?! ∷怯猛饨珉娫磥?lái)加在線圈上,產(chǎn)生電磁場(chǎng)。加電吸合,斷電后點(diǎn)就斷開(kāi)。知道原理后,你應(yīng)該弄清楚外加電源的接點(diǎn),也就是線圈的兩個(gè)接點(diǎn),一般在器的下部,并且各在一邊。其他的幾路輸入和輸出一般在上部,一看就知道。
Model : DZ-414R
Model : DXY-40SS-(L,R)
Model : DXY-40S-(L,R)
Model : DXY-60S-(L,R)
Model : DXY-40R
Model : DXY-46R
Model : DXY-48R
Model : DXY-410R
Model : DXY-412R
Model : DXY-414R
Model : DXY-414RN
Model : DXYZ-40R
Model : DXYZ-46R
Model : DXYZ-48R
Model : DXYZ-410R
Model : DXYZ-412R
Model : DXYZ-414R
Model : GXYR-40
Model : XYR-40
Model : XYR-80
Model : XYGXY-80
Model : XYGXYR-40
Model : XYGXYR-80
Model : XYZHGXYR-40
Model : XYGXYZHR-60
Model : XYGXYZHR-80