KCSP-CR防爆斷鏈保護開關

 是專門針(zhen)對埋刮板輸送(song)機(ji)和(he)斗式提升機(ji)而開發設計(ji)的，也可用于帶(dai)式輸送(song)機(ji)、鏈式輸送(song)機(ji)等具(ju)有從動(dong)軸的輸送(song)設備上。

斷鏈(lian)保護(hu)器(qi)(qi)(qi)(qi)主(zhu)要由速(su)(su)度傳(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)和信(xin)(xin)(xin)號(hao)(hao)(hao)處(chu)(chu)理(li)器(qi)(qi)(qi)(qi)組成(cheng)(cheng)。速(su)(su)度傳(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)為一(yi)(yi)電(dian)(dian)(dian)磁感(gan)(gan)應式(shi)脈(mo)(mo)(mo)沖(chong)信(xin)(xin)(xin)號(hao)(hao)(hao)發生器(qi)(qi)(qi)(qi)。速(su)(su)度傳(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)安裝(zhuang)于(yu)輸送機(ji)從(cong)動(dong)(dong)軸上，隨從(cong)動(dong)(dong)軸一(yi)(yi)起旋轉，將從(cong)動(dong)(dong)軸的(de)旋轉速(su)(su)度信(xin)(xin)(xin)號(hao)(hao)(hao)變換(huan)成(cheng)(cheng)脈(mo)(mo)(mo)沖(chong)信(xin)(xin)(xin)號(hao)(hao)(hao)，脈(mo)(mo)(mo)沖(chong)信(xin)(xin)(xin)號(hao)(hao)(hao)的(de)頻率與從(cong)動(dong)(dong)軸的(de)轉速(su)(su)成(cheng)(cheng)正比。信(xin)(xin)(xin)號(hao)(hao)(hao)處(chu)(chu)理(li)器(qi)(qi)(qi)(qi)脈(mo)(mo)(mo)沖(chong)頻率，安裝(zhuang)于(yu)就地電(dian)(dian)(dian)控(kong)箱(xiang)或(huo)集(ji)控(kong)室內。信(xin)(xin)(xin)號(hao)(hao)(hao)處(chu)(chu)理(li)器(qi)(qi)(qi)(qi)接收(shou)速(su)(su)度傳(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)的(de)信(xin)(xin)(xin)號(hao)(hao)(hao)，并檢(jian)測脈(mo)(mo)(mo)沖(chong)信(xin)(xin)(xin)號(hao)(hao)(hao)的(de)頻率，當(dang)脈(mo)(mo)(mo)沖(chong)信(xin)(xin)(xin)號(hao)(hao)(hao)頻率低于(yu)設(she)定值(zhi)時(shi)(shi)，信(xin)(xin)(xin)號(hao)(hao)(hao)處(chu)(chu)理(li)器(qi)(qi)(qi)(qi)動(dong)(dong)作，輸出一(yi)(yi)開關信(xin)(xin)(xin)號(hao)(hao)(hao)，用于(yu)控(kong)制驅動(dong)(dong)電(dian)(dian)(dian)機(ji)停止運(yun)行，從(cong)而保護(hu)設(she)備。信(xin)(xin)(xin)號(hao)(hao)(hao)處(chu)(chu)理(li)器(qi)(qi)(qi)(qi)動(dong)(dong)作后會自鎖(suo)，此時(shi)(shi)即(ji)使速(su)(su)度傳(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)有(you)正常脈(mo)(mo)(mo)沖(chong)信(xin)(xin)(xin)號(hao)(hao)(hao)輸入，信(xin)(xin)(xin)號(hao)(hao)(hao)處(chu)(chu)理(li)器(qi)(qi)(qi)(qi)也處(chu)(chu)于(yu)警市保護(hu)狀態，切(qie)斷處(chu)(chu)理(li)器(qi)(qi)(qi)(qi)電(dian)(dian)(dian)源，讓信(xin)(xin)(xin)號(hao)(hao)(hao)處(chu)(chu)理(li)器(qi)(qi)(qi)(qi)復位。

使(shi)用環境和主(zhu)要技(ji)術指標環境溫度：-20℃~40℃相對濕度：≤90（25℃時(shi)）周圍介質(zhi)：無易(yi)燃易(yi)爆、無腐蝕性介質(zhi)的場所。

 工(gong)作制：24 小(xiao)時工(gong)作制電源：單相(xiang) 220V、50HZ。

 輸(shu)出接口：無源接點、AC220V/ 

工作原(yuan)理：

 輸送(song)機正(zheng)常(chang)工作(zuo)時，其從動(dong)(dong)(dong)軸(zhou)隨主動(dong)(dong)(dong)軸(zhou)一(yi)同旋轉(zhuan)(zhuan)(zhuan)，從動(dong)(dong)(dong)軸(zhou)保(bao)持某(mou)一(yi)轉(zhuan)(zhuan)(zhuan)速，當(dang)斷(duan)鏈、斷(duan)帶(dai)、打滑等故障(zhang)(zhang)發生(sheng)時，其從動(dong)(dong)(dong)軸(zhou)轉(zhuan)(zhuan)(zhuan)速大輻下降甚至為零。斷(duan)鏈保(bao)護(hu)(hu)器監測從動(dong)(dong)(dong)軸(zhou)轉(zhuan)(zhuan)(zhuan)速，當(dang)從動(dong)(dong)(dong)軸(zhou)轉(zhuan)(zhuan)(zhuan)速低于(yu)設定值（從動(dong)(dong)(dong)軸(zhou)正(zheng)常(chang)轉(zhuan)(zhuan)(zhuan)速的 40、50、60、70）時，保(bao)護(hu)(hu)器動(dong)(dong)(dong)作(zuo)，輸出(chu)(chu)一(yi)開關信號，用于(yu)控制(zhi)驅動(dong)(dong)(dong)電(dian)機停止運行，從而保(bao)護(hu)(hu)設備。并發出(chu)(chu)聲光(guang)警市，提示操作(zuo)人員處理故障(zhang)(zhang)。

KCSP-CR防爆斷鏈保護開關