本實(shi)用新(xin)型涉及中(zhong)央空調冷卻塔風機控制(zhi)系(xi)統技術領(ling)域,具體地說是一種監測實(shi)時(shi)能耗的中(zhong)央空調冷卻塔風機一拖(tuo)二控制(zhi)系(xi)統。

背景技術：

為了擁有(you)更加舒(shu)適的(de)(de)室內環境，中央空(kong)(kong)調(diao)已經成(cheng)為人們工作和生活中不可或缺的(de)(de)電氣設(she)備，然而使用空(kong)(kong)調(diao)對(dui)(dui)能源(yuan)的(de)(de)消耗(hao)是相當嚴重(zhong)的(de)(de)，現(xian)有(you)的(de)(de)空(kong)(kong)調(diao)機中并沒有(you)對(dui)(dui)空(kong)(kong)調(diao)各(ge)(ge)部件進(jin)(jin)行能耗(hao)統(tong)計(ji)的(de)(de)模塊，不能詳細準(zhun)確的(de)(de)了解(jie)空(kong)(kong)調(diao)機內部各(ge)(ge)部件的(de)(de)能耗(hao)情況，從而在進(jin)(jin)行節能設(she)計(ji)時不能有(you)針對(dui)(dui)性的(de)(de)研究方向。

技術實現要素：

為克服(fu)上述現有技(ji)術存在的(de)不足，本實(shi)(shi)用(yong)新(xin)型(xing)的(de)目(mu)的(de)在于提(ti)供一種監測實(shi)(shi)時(shi)能耗的(de)中央空調冷卻塔風機(ji)一拖二控(kong)制系(xi)統(tong)，能夠實(shi)(shi)時(shi)控(kong)制和檢測能耗，達到節(jie)能的(de)目(mu)的(de)。

本實(shi)用(yong)新型(xing)解決其(qi)技術問題所(suo)(suo)采用(yong)的技術方(fang)案是(shi)：一(yi)種監測實(shi)時能(neng)耗的中央空調冷卻塔風(feng)機(ji)(ji)一(yi)拖(tuo)二控(kong)制(zhi)系統(tong)(tong)，其(qi)特征(zheng)是(shi)：包(bao)括變頻(pin)器(qi)(qi)和(he)兩個冷卻風(feng)機(ji)(ji)，所(suo)(suo)述(shu)冷卻風(feng)機(ji)(ji)包(bao)括1#主(zhu)(zhu)風(feng)機(ji)(ji)和(he)2#備用(yong)風(feng)機(ji)(ji)，所(suo)(suo)述(shu)控(kong)制(zhi)系統(tong)(tong)還包(bao)括能(neng)耗統(tong)(tong)計模(mo)塊，所(suo)(suo)述(shu)能(neng)耗統(tong)(tong)計模(mo)塊包(bao)括三相電(dian)(dian)量(liang)表(biao)，所(suo)(suo)述(shu)三相電(dian)(dian)量(liang)表(biao)接(jie)(jie)入(ru)(ru)主(zhu)(zhu)回路(lu)(lu)的進線(xian)端，所(suo)(suo)述(shu)變頻(pin)器(qi)(qi)的一(yi)端通(tong)過斷(duan)(duan)路(lu)(lu)器(qi)(qi)QF2連接(jie)(jie)三相電(dian)(dian)源(yuan)，所(suo)(suo)述(shu)1#主(zhu)(zhu)風(feng)機(ji)(ji)依次(ci)通(tong)過熱繼電(dian)(dian)器(qi)(qi)KH1、接(jie)(jie)觸器(qi)(qi)KM1的主(zhu)(zhu)觸點(dian)和(he)斷(duan)(duan)路(lu)(lu)器(qi)(qi)QF1接(jie)(jie)入(ru)(ru)三相電(dian)(dian)源(yuan)，所(suo)(suo)述(shu)2#備用(yong)風(feng)機(ji)(ji)依次(ci)通(tong)過熱繼電(dian)(dian)器(qi)(qi)KH2、接(jie)(jie)觸器(qi)(qi)KM4的觸點(dian)和(he)斷(duan)(duan)路(lu)(lu)器(qi)(qi)QF3接(jie)(jie)入(ru)(ru)三相電(dian)(dian)源(yuan)，變頻(pin)器(qi)(qi)的另一(yi)端還分(fen)別通(tong)過接(jie)(jie)觸器(qi)(qi)KM2的主(zhu)(zhu)觸點(dian)和(he)接(jie)(jie)觸器(qi)(qi)KM3的主(zhu)(zhu)觸點(dian)連接(jie)(jie)1#主(zhu)(zhu)風(feng)機(ji)(ji)和(he)2#備用(yong)風(feng)機(ji)(ji)。

優(you)選地，所述(shu)三(san)(san)相(xiang)(xiang)電(dian)(dian)量表(biao)為互感(gan)器接(jie)(jie)(jie)入型三(san)(san)相(xiang)(xiang)電(dian)(dian)量表(biao)，所述(shu)三(san)(san)相(xiang)(xiang)電(dian)(dian)量表(biao)的U、V、W端分別連(lian)接(jie)(jie)(jie)電(dian)(dian)流(liu)互感(gan)器TA1、TA2和TA3，U1、V1、W1端分別通(tong)過(guo)熔斷器FU1、FU2和FU3接(jie)(jie)(jie)入三(san)(san)相(xiang)(xiang)電(dian)(dian)源，A、B端通(tong)過(guo)通(tong)信電(dian)(dian)路與上位機(ji)連(lian)接(jie)(jie)(jie)，U’、V’、W’端接(jie)(jie)(jie)地。

優選地(di)，所(suo)述(shu)控(kong)制(zhi)系統還包括控(kong)制(zhi)回(hui)(hui)路(lu)，所(suo)述(shu)控(kong)制(zhi)回(hui)(hui)路(lu)包括手動(dong)工頻控(kong)制(zhi)回(hui)(hui)路(lu)和自動(dong)變頻控(kong)制(zhi)回(hui)(hui)路(lu)。

優選地，所(suo)(suo)述控制(zhi)回路包括轉(zhuan)換開關ZT1，所(suo)(suo)述轉(zhuan)換開關ZT1的(de)(de)(de)一端(duan)(duan)(duan)接火線(xian)501，另(ling)一端(duan)(duan)(duan)分別(bie)連(lian)(lian)接繼(ji)(ji)電(dian)器(qi)KA1線(xian)圈(quan)(quan)(quan)和KA2線(xian)圈(quan)(quan)(quan)的(de)(de)(de)一端(duan)(duan)(duan)，繼(ji)(ji)電(dian)器(qi)KA1線(xian)圈(quan)(quan)(quan)和KA2線(xian)圈(quan)(quan)(quan)的(de)(de)(de)另(ling)一端(duan)(duan)(duan)接零線(xian)，繼(ji)(ji)電(dian)器(qi)KA1常閉觸電(dian)的(de)(de)(de)一端(duan)(duan)(duan)連(lian)(lian)接火線(xian)501，另(ling)一端(duan)(duan)(duan)分別(bie)連(lian)(lian)接開關SS1、SS2和繼(ji)(ji)電(dian)器(qi)KA3、KA4常開觸點的(de)(de)(de)一端(duan)(duan)(duan)，開關SS1和繼(ji)(ji)電(dian)器(qi)KA3常開觸點的(de)(de)(de)另(ling)一端(duan)(duan)(duan)均(jun)連(lian)(lian)接開關ST1的(de)(de)(de)一端(duan)(duan)(duan)，開關ST1的(de)(de)(de)另(ling)一端(duan)(duan)(duan)通過串(chuan)聯繼(ji)(ji)電(dian)器(qi)KA3線(xian)圈(quan)(quan)(quan)接零線(xian)，所(suo)(suo)述開關SS2和繼(ji)(ji)電(dian)器(qi)KA4常開觸點的(de)(de)(de)另(ling)一端(duan)(duan)(duan)均(jun)連(lian)(lian)接開關ST2的(de)(de)(de)一端(duan)(duan)(duan)，開關ST2的(de)(de)(de)另(ling)一端(duan)(duan)(duan)通過串(chuan)聯繼(ji)(ji)電(dian)器(qi)KA4線(xian)圈(quan)(quan)(quan)接零線(xian)；

所(suo)述(shu)(shu)控制回路還包括變頻(pin)器(qi)，所(suo)述(shu)(shu)變頻(pin)器(qi)的(de)(de)(de)x1：22端(duan)(duan)(duan)和x1：25端(duan)(duan)(duan)連(lian)接火線501，所(suo)述(shu)(shu)變頻(pin)器(qi)的(de)(de)(de)x1：24端(duan)(duan)(duan)連(lian)接繼(ji)電(dian)(dian)器(qi)KA1常開(kai)觸(chu)(chu)(chu)(chu)點的(de)(de)(de)一(yi)(yi)端(duan)(duan)(duan)，繼(ji)電(dian)(dian)器(qi)KA1常開(kai)觸(chu)(chu)(chu)(chu)點的(de)(de)(de)另一(yi)(yi)端(duan)(duan)(duan)分別連(lian)接接觸(chu)(chu)(chu)(chu)器(qi)KM3常開(kai)觸(chu)(chu)(chu)(chu)點和接觸(chu)(chu)(chu)(chu)器(qi)KM3常閉觸(chu)(chu)(chu)(chu)點的(de)(de)(de)一(yi)(yi)端(duan)(duan)(duan)，接觸(chu)(chu)(chu)(chu)器(qi)KM3常閉觸(chu)(chu)(chu)(chu)點的(de)(de)(de)另一(yi)(yi)端(duan)(duan)(duan)通(tong)(tong)過(guo)依次(ci)串聯(lian)(lian)連(lian)接的(de)(de)(de)接觸(chu)(chu)(chu)(chu)器(qi)KM1常閉觸(chu)(chu)(chu)(chu)點和接觸(chu)(chu)(chu)(chu)器(qi)KM2線圈接零線，所(suo)述(shu)(shu)接觸(chu)(chu)(chu)(chu)器(qi)KM3常開(kai)觸(chu)(chu)(chu)(chu)點的(de)(de)(de)另一(yi)(yi)端(duan)(duan)(duan)分別連(lian)連(lian)接接觸(chu)(chu)(chu)(chu)器(qi)KM2常閉觸(chu)(chu)(chu)(chu)點的(de)(de)(de)一(yi)(yi)端(duan)(duan)(duan)和繼(ji)電(dian)(dian)器(qi)KA1常閉觸(chu)(chu)(chu)(chu)點的(de)(de)(de)一(yi)(yi)端(duan)(duan)(duan)，接觸(chu)(chu)(chu)(chu)器(qi)KM2常閉觸(chu)(chu)(chu)(chu)點的(de)(de)(de)另一(yi)(yi)端(duan)(duan)(duan)通(tong)(tong)過(guo)串聯(lian)(lian)接觸(chu)(chu)(chu)(chu)器(qi)KM1線圈接零線，繼(ji)電(dian)(dian)器(qi)KA1常閉觸(chu)(chu)(chu)(chu)點的(de)(de)(de)另一(yi)(yi)端(duan)(duan)(duan)依次(ci)串聯(lian)(lian)繼(ji)電(dian)(dian)器(qi)KA5常開(kai)觸(chu)(chu)(chu)(chu)點和繼(ji)電(dian)(dian)器(qi)KA3常開(kai)觸(chu)(chu)(chu)(chu)點接入火線501；

所述變頻器(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)x1：27端(duan)(duan)(duan)連(lian)接(jie)(jie)(jie)繼(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)KA2常(chang)開(kai)(kai)觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)一(yi)(yi)端(duan)(duan)(duan)，繼(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)KA2常(chang)開(kai)(kai)觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)另(ling)一(yi)(yi)端(duan)(duan)(duan)分別(bie)連(lian)接(jie)(jie)(jie)接(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)KM2常(chang)開(kai)(kai)觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)和接(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)KM2常(chang)閉(bi)(bi)觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)一(yi)(yi)端(duan)(duan)(duan)，接(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)KM2常(chang)閉(bi)(bi)觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)另(ling)一(yi)(yi)端(duan)(duan)(duan)通(tong)過(guo)依次串聯連(lian)接(jie)(jie)(jie)的(de)(de)(de)接(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)KM4常(chang)閉(bi)(bi)觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)和接(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)KM3線圈(quan)接(jie)(jie)(jie)零線，所述接(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)KM2常(chang)開(kai)(kai)觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)另(ling)一(yi)(yi)端(duan)(duan)(duan)分別(bie)連(lian)連(lian)接(jie)(jie)(jie)接(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)KM3常(chang)閉(bi)(bi)觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)一(yi)(yi)端(duan)(duan)(duan)和繼(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)KA2常(chang)閉(bi)(bi)觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)一(yi)(yi)端(duan)(duan)(duan)，接(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)KM3常(chang)閉(bi)(bi)觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)另(ling)一(yi)(yi)端(duan)(duan)(duan)通(tong)過(guo)串聯接(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)KM4線圈(quan)接(jie)(jie)(jie)零線，繼(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)KA2常(chang)閉(bi)(bi)觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)另(ling)一(yi)(yi)端(duan)(duan)(duan)依次串聯繼(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)KA6常(chang)開(kai)(kai)觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)和繼(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)KA4常(chang)開(kai)(kai)觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)接(jie)(jie)(jie)入(ru)火(huo)線501。

優選地，所述控(kong)制(zhi)回(hui)路(lu)還包括過(guo)流保護電(dian)路(lu)，所述過(guo)流保護電(dian)路(lu)包括熱繼(ji)(ji)(ji)(ji)(ji)電(dian)器(qi)(qi)(qi)KH1、KH2，所述熱繼(ji)(ji)(ji)(ji)(ji)電(dian)器(qi)(qi)(qi)KH1的(de)(de)(de)一(yi)端(duan)(duan)(duan)接(jie)(jie)(jie)(jie)(jie)火線501，另(ling)一(yi)端(duan)(duan)(duan)通(tong)過(guo)串(chuan)(chuan)聯繼(ji)(ji)(ji)(ji)(ji)電(dian)器(qi)(qi)(qi)KA5線圈接(jie)(jie)(jie)(jie)(jie)零線，所述熱繼(ji)(ji)(ji)(ji)(ji)電(dian)器(qi)(qi)(qi)KH2的(de)(de)(de)一(yi)端(duan)(duan)(duan)接(jie)(jie)(jie)(jie)(jie)火線501，另(ling)一(yi)端(duan)(duan)(duan)通(tong)過(guo)串(chuan)(chuan)聯繼(ji)(ji)(ji)(ji)(ji)電(dian)器(qi)(qi)(qi)KA6線圈接(jie)(jie)(jie)(jie)(jie)零線，變頻器(qi)(qi)(qi)的(de)(de)(de)x1：10端(duan)(duan)(duan)連(lian)接(jie)(jie)(jie)(jie)(jie)繼(ji)(ji)(ji)(ji)(ji)電(dian)器(qi)(qi)(qi)KA1常(chang)(chang)(chang)開(kai)(kai)觸(chu)(chu)點(dian)的(de)(de)(de)一(yi)端(duan)(duan)(duan)，繼(ji)(ji)(ji)(ji)(ji)電(dian)器(qi)(qi)(qi)KA1常(chang)(chang)(chang)開(kai)(kai)觸(chu)(chu)點(dian)的(de)(de)(de)另(ling)一(yi)端(duan)(duan)(duan)接(jie)(jie)(jie)(jie)(jie)繼(ji)(ji)(ji)(ji)(ji)電(dian)器(qi)(qi)(qi)KA5常(chang)(chang)(chang)開(kai)(kai)觸(chu)(chu)點(dian)的(de)(de)(de)一(yi)端(duan)(duan)(duan)，繼(ji)(ji)(ji)(ji)(ji)電(dian)器(qi)(qi)(qi)KA5常(chang)(chang)(chang)開(kai)(kai)觸(chu)(chu)點(dian)的(de)(de)(de)另(ling)一(yi)端(duan)(duan)(duan)接(jie)(jie)(jie)(jie)(jie)變頻器(qi)(qi)(qi)x1：16端(duan)(duan)(duan)，變頻器(qi)(qi)(qi)的(de)(de)(de)x1：10端(duan)(duan)(duan)還連(lian)接(jie)(jie)(jie)(jie)(jie)繼(ji)(ji)(ji)(ji)(ji)電(dian)器(qi)(qi)(qi)KA2常(chang)(chang)(chang)開(kai)(kai)觸(chu)(chu)點(dian)的(de)(de)(de)一(yi)端(duan)(duan)(duan)，繼(ji)(ji)(ji)(ji)(ji)電(dian)器(qi)(qi)(qi)KA2常(chang)(chang)(chang)開(kai)(kai)觸(chu)(chu)點(dian)的(de)(de)(de)另(ling)一(yi)端(duan)(duan)(duan)接(jie)(jie)(jie)(jie)(jie)繼(ji)(ji)(ji)(ji)(ji)電(dian)器(qi)(qi)(qi)KA6常(chang)(chang)(chang)開(kai)(kai)觸(chu)(chu)點(dian)的(de)(de)(de)一(yi)端(duan)(duan)(duan)，繼(ji)(ji)(ji)(ji)(ji)電(dian)器(qi)(qi)(qi)KA6常(chang)(chang)(chang)開(kai)(kai)觸(chu)(chu)點(dian)的(de)(de)(de)另(ling)一(yi)端(duan)(duan)(duan)接(jie)(jie)(jie)(jie)(jie)變頻器(qi)(qi)(qi)x1：17端(duan)(duan)(duan)。

優選地，所述通信(xin)(xin)電(dian)路為RS485通信(xin)(xin)電(dian)路。

優(you)選地，所(suo)述三相(xiang)電(dian)量表的(de)型號(hao)為G.REAL-M2。

優選地，所述主(zhu)回路還包(bao)括電流互感器TA4和(he)TA5，所述電流互感器TA4和(he)TA5分別連接1#主(zhu)風(feng)機和(he)2#備(bei)用(yong)風(feng)機。

本實(shi)用(yong)新(xin)(xin)型(xing)的有(you)益效果是：本實(shi)用(yong)新(xin)(xin)型(xing)的能(neng)(neng)耗統計模塊能(neng)(neng)夠實(shi)時監測(ce)冷卻塔風機系統的能(neng)(neng)耗；本實(shi)用(yong)新(xin)(xin)型(xing)能(neng)(neng)夠實(shi)現手動啟動和自動啟動的切(qie)換，利于(yu)系統節能(neng)(neng)；過流保護電(dian)路，避免大電(dian)流對器件的損壞(huai)，延(yan)長器件使用(yong)壽命。

附圖說明

圖(tu)1是本(ben)實用(yong)新型所述主回路電路圖(tu)；

圖2是本實用(yong)新(xin)型能(neng)耗統計(ji)模(mo)塊電路圖；

圖3是(shi)本(ben)實用新型控(kong)制回路電路圖。

具體實施方式

為能(neng)清楚說明(ming)本方案的技術特點，下(xia)面通過具體實施(shi)方式(shi)，并結合其附圖，對本實用(yong)新型進(jin)行(xing)詳細闡述(shu)。

本冷(leng)(leng)卻塔(ta)風(feng)(feng)(feng)機(ji)(ji)(ji)控(kong)(kong)制(zhi)系(xi)統(tong)采用(yong)(yong)一(yi)(yi)拖二(er)(er)的(de)方式，即一(yi)(yi)個變頻(pin)器(qi)(qi)加(jia)兩(liang)個冷(leng)(leng)卻風(feng)(feng)(feng)機(ji)(ji)(ji)。如圖1-3所(suo)(suo)(suo)示，本實(shi)(shi)用(yong)(yong)新型的(de)一(yi)(yi)種監(jian)測(ce)實(shi)(shi)時能耗(hao)的(de)中央(yang)空調冷(leng)(leng)卻塔(ta)風(feng)(feng)(feng)機(ji)(ji)(ji)一(yi)(yi)拖二(er)(er)控(kong)(kong)制(zhi)系(xi)統(tong)，其特征是：包(bao)括(kuo)變頻(pin)器(qi)(qi)和(he)兩(liang)個冷(leng)(leng)卻風(feng)(feng)(feng)機(ji)(ji)(ji)，所(suo)(suo)(suo)述(shu)(shu)冷(leng)(leng)卻風(feng)(feng)(feng)機(ji)(ji)(ji)包(bao)括(kuo)1#主(zhu)(zhu)(zhu)風(feng)(feng)(feng)機(ji)(ji)(ji)和(he)2#備(bei)(bei)用(yong)(yong)風(feng)(feng)(feng)機(ji)(ji)(ji)，所(suo)(suo)(suo)述(shu)(shu)控(kong)(kong)制(zhi)系(xi)統(tong)還包(bao)括(kuo)能耗(hao)統(tong)計(ji)模塊，所(suo)(suo)(suo)述(shu)(shu)能耗(hao)統(tong)計(ji)模塊包(bao)括(kuo)三(san)相電量(liang)表(biao)，所(suo)(suo)(suo)述(shu)(shu)三(san)相電量(liang)表(biao)接(jie)(jie)(jie)入主(zhu)(zhu)(zhu)回路的(de)進線端，所(suo)(suo)(suo)述(shu)(shu)變頻(pin)器(qi)(qi)的(de)一(yi)(yi)端通過(guo)斷(duan)路器(qi)(qi)QF2連(lian)接(jie)(jie)(jie)三(san)相電源，所(suo)(suo)(suo)述(shu)(shu)1#主(zhu)(zhu)(zhu)風(feng)(feng)(feng)機(ji)(ji)(ji)依次通過(guo)熱繼電器(qi)(qi)KH1、接(jie)(jie)(jie)觸(chu)器(qi)(qi)KM1的(de)主(zhu)(zhu)(zhu)觸(chu)點(dian)和(he)斷(duan)路器(qi)(qi)QF1接(jie)(jie)(jie)入三(san)相電源，所(suo)(suo)(suo)述(shu)(shu)2#備(bei)(bei)用(yong)(yong)風(feng)(feng)(feng)機(ji)(ji)(ji)依次通過(guo)熱繼電器(qi)(qi)KH2、接(jie)(jie)(jie)觸(chu)器(qi)(qi)KM4的(de)觸(chu)點(dian)和(he)斷(duan)路器(qi)(qi)QF3接(jie)(jie)(jie)入三(san)相電源，變頻(pin)器(qi)(qi)的(de)另(ling)一(yi)(yi)端還分別通過(guo)接(jie)(jie)(jie)觸(chu)器(qi)(qi)KM2的(de)主(zhu)(zhu)(zhu)觸(chu)點(dian)和(he)接(jie)(jie)(jie)觸(chu)器(qi)(qi)KM3的(de)主(zhu)(zhu)(zhu)觸(chu)點(dian)連(lian)接(jie)(jie)(jie)1#主(zhu)(zhu)(zhu)風(feng)(feng)(feng)機(ji)(ji)(ji)和(he)2#備(bei)(bei)用(yong)(yong)風(feng)(feng)(feng)機(ji)(ji)(ji)。

優選地，所(suo)述主(zhu)回路還包(bao)括電流(liu)(liu)互(hu)感器TA4和TA5，所(suo)述電流(liu)(liu)互(hu)感器TA4和TA5分別(bie)連接(jie)1#主(zhu)風機(ji)和2#備用(yong)風機(ji)。

優選地，所(suo)(suo)(suo)述(shu)三(san)(san)相(xiang)電(dian)(dian)(dian)量(liang)(liang)(liang)表(biao)為(wei)(wei)互感器(qi)接(jie)入型(xing)(xing)三(san)(san)相(xiang)電(dian)(dian)(dian)量(liang)(liang)(liang)表(biao)，型(xing)(xing)號為(wei)(wei)G.REAL-M2。所(suo)(suo)(suo)述(shu)三(san)(san)相(xiang)電(dian)(dian)(dian)量(liang)(liang)(liang)表(biao)的U、V、W端(duan)分別(bie)連接(jie)電(dian)(dian)(dian)流(liu)互感器(qi)TA1、TA2和(he)TA3，U1、V1、W1端(duan)分別(bie)通過(guo)熔(rong)斷器(qi)FU1、FU2和(he)FU3接(jie)入三(san)(san)相(xiang)電(dian)(dian)(dian)源，A、B端(duan)通過(guo)通信(xin)電(dian)(dian)(dian)路與上(shang)位(wei)機(ji)連接(jie)，U’、V’、W’端(duan)接(jie)地，所(suo)(suo)(suo)述(shu)通信(xin)電(dian)(dian)(dian)路為(wei)(wei)RS485通信(xin)電(dian)(dian)(dian)路。

如(ru)圖3所示，控(kong)制(zhi)(zhi)(zhi)系(xi)統可以實現多點控(kong)制(zhi)(zhi)(zhi)，所述(shu)控(kong)制(zhi)(zhi)(zhi)系(xi)統還包(bao)括控(kong)制(zhi)(zhi)(zhi)回(hui)路，所述(shu)控(kong)制(zhi)(zhi)(zhi)回(hui)路包(bao)括手(shou)動(dong)工頻控(kong)制(zhi)(zhi)(zhi)回(hui)路和自動(dong)變頻控(kong)制(zhi)(zhi)(zhi)回(hui)路。

所(suo)述(shu)(shu)(shu)控制回路包括轉換開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)ZT1，所(suo)述(shu)(shu)(shu)轉換開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)ZT1的(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)火(huo)(huo)(huo)線(xian)(xian)(xian)(xian)(xian)501，另(ling)(ling)(ling)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)分(fen)別(bie)連(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA1線(xian)(xian)(xian)(xian)(xian)圈(quan)和(he)(he)KA2線(xian)(xian)(xian)(xian)(xian)圈(quan)的(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)，繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA1線(xian)(xian)(xian)(xian)(xian)圈(quan)和(he)(he)KA2線(xian)(xian)(xian)(xian)(xian)圈(quan)的(de)(de)(de)(de)(de)另(ling)(ling)(ling)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)零(ling)線(xian)(xian)(xian)(xian)(xian)，繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA1常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)閉(bi)觸(chu)(chu)(chu)(chu)(chu)(chu)電(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)連(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)火(huo)(huo)(huo)線(xian)(xian)(xian)(xian)(xian)501，另(ling)(ling)(ling)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)分(fen)別(bie)連(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)SS1、SS2和(he)(he)繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA3、KA4常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)，開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)SS1和(he)(he)繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA3常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)另(ling)(ling)(ling)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)均(jun)連(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)ST1的(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)，開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)ST1的(de)(de)(de)(de)(de)另(ling)(ling)(ling)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)通(tong)過(guo)(guo)(guo)(guo)串(chuan)(chuan)(chuan)(chuan)聯(lian)(lian)繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA3線(xian)(xian)(xian)(xian)(xian)圈(quan)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)零(ling)線(xian)(xian)(xian)(xian)(xian)，所(suo)述(shu)(shu)(shu)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)SS2和(he)(he)繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA4常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)另(ling)(ling)(ling)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)均(jun)連(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)ST2的(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)，開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)ST2的(de)(de)(de)(de)(de)另(ling)(ling)(ling)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)通(tong)過(guo)(guo)(guo)(guo)串(chuan)(chuan)(chuan)(chuan)聯(lian)(lian)繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA4線(xian)(xian)(xian)(xian)(xian)圈(quan)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)零(ling)線(xian)(xian)(xian)(xian)(xian)；所(suo)述(shu)(shu)(shu)控制回路還(huan)包括變頻器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)，所(suo)述(shu)(shu)(shu)變頻器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)x1：22端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)和(he)(he)x1：25端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)連(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)火(huo)(huo)(huo)線(xian)(xian)(xian)(xian)(xian)501，所(suo)述(shu)(shu)(shu)變頻器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)x1：24端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)連(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA1常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)，繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA1常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)另(ling)(ling)(ling)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)分(fen)別(bie)連(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM3常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)和(he)(he)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM3常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)閉(bi)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)，接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM3常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)閉(bi)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)另(ling)(ling)(ling)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)通(tong)過(guo)(guo)(guo)(guo)依次串(chuan)(chuan)(chuan)(chuan)聯(lian)(lian)連(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)的(de)(de)(de)(de)(de)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM1常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)閉(bi)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)和(he)(he)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM2線(xian)(xian)(xian)(xian)(xian)圈(quan)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)零(ling)線(xian)(xian)(xian)(xian)(xian)，所(suo)述(shu)(shu)(shu)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM3常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)另(ling)(ling)(ling)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)分(fen)別(bie)連(lian)(lian)(lian)(lian)(lian)連(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM2常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)閉(bi)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)和(he)(he)繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA1常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)閉(bi)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)，接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM2常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)閉(bi)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)另(ling)(ling)(ling)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)通(tong)過(guo)(guo)(guo)(guo)串(chuan)(chuan)(chuan)(chuan)聯(lian)(lian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM1線(xian)(xian)(xian)(xian)(xian)圈(quan)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)零(ling)線(xian)(xian)(xian)(xian)(xian)，繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA1常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)閉(bi)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)另(ling)(ling)(ling)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)依次串(chuan)(chuan)(chuan)(chuan)聯(lian)(lian)繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA5常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)和(he)(he)繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA3常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)入火(huo)(huo)(huo)線(xian)(xian)(xian)(xian)(xian)501；所(suo)述(shu)(shu)(shu)變頻器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)x1：27端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)連(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA2常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)，繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA2常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)另(ling)(ling)(ling)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)分(fen)別(bie)連(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM2常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)和(he)(he)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM2常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)閉(bi)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)，接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM2常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)閉(bi)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)另(ling)(ling)(ling)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)通(tong)過(guo)(guo)(guo)(guo)依次串(chuan)(chuan)(chuan)(chuan)聯(lian)(lian)連(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)的(de)(de)(de)(de)(de)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM4常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)閉(bi)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)和(he)(he)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM3線(xian)(xian)(xian)(xian)(xian)圈(quan)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)零(ling)線(xian)(xian)(xian)(xian)(xian)，所(suo)述(shu)(shu)(shu)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM2常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)另(ling)(ling)(ling)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)分(fen)別(bie)連(lian)(lian)(lian)(lian)(lian)連(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM3常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)閉(bi)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)和(he)(he)繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA2常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)閉(bi)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)，接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM3常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)閉(bi)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)另(ling)(ling)(ling)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)通(tong)過(guo)(guo)(guo)(guo)串(chuan)(chuan)(chuan)(chuan)聯(lian)(lian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)(chu)(chu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KM4線(xian)(xian)(xian)(xian)(xian)圈(quan)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)零(ling)線(xian)(xian)(xian)(xian)(xian)，繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA2常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)閉(bi)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)另(ling)(ling)(ling)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)端(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)依次串(chuan)(chuan)(chuan)(chuan)聯(lian)(lian)繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA6常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)和(he)(he)繼(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)KA4常(chang)(chang)(chang)(chang)(chang)(chang)(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)接(jie)(jie)(jie)(jie)(jie)(jie)(jie)入火(huo)(huo)(huo)線(xian)(xian)(xian)(xian)(xian)501。

優選地(di)，所(suo)(suo)(suo)述控制(zhi)回路(lu)還包(bao)括(kuo)過流(liu)(liu)保護電(dian)(dian)路(lu)，所(suo)(suo)(suo)述過流(liu)(liu)保護電(dian)(dian)路(lu)包(bao)括(kuo)熱(re)繼(ji)(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)KH1、KH2，進行過流(liu)(liu)保護，當電(dian)(dian)流(liu)(liu)過大時熱(re)繼(ji)(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)KH1、KH2斷開。所(suo)(suo)(suo)述熱(re)繼(ji)(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)KH1的(de)(de)一(yi)(yi)端(duan)接(jie)(jie)(jie)(jie)(jie)火線(xian)(xian)501，另(ling)一(yi)(yi)端(duan)通(tong)過串聯(lian)(lian)繼(ji)(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)KA5線(xian)(xian)圈接(jie)(jie)(jie)(jie)(jie)零(ling)線(xian)(xian)，所(suo)(suo)(suo)述熱(re)繼(ji)(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)KH2的(de)(de)一(yi)(yi)端(duan)接(jie)(jie)(jie)(jie)(jie)火線(xian)(xian)501，另(ling)一(yi)(yi)端(duan)通(tong)過串聯(lian)(lian)繼(ji)(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)KA6線(xian)(xian)圈接(jie)(jie)(jie)(jie)(jie)零(ling)線(xian)(xian)，變頻(pin)器(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)x1：10端(duan)連接(jie)(jie)(jie)(jie)(jie)繼(ji)(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)KA1常(chang)開觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)的(de)(de)一(yi)(yi)端(duan)，繼(ji)(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)KA1常(chang)開觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)的(de)(de)另(ling)一(yi)(yi)端(duan)接(jie)(jie)(jie)(jie)(jie)繼(ji)(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)KA5常(chang)開觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)的(de)(de)一(yi)(yi)端(duan)，繼(ji)(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)KA5常(chang)開觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)的(de)(de)另(ling)一(yi)(yi)端(duan)接(jie)(jie)(jie)(jie)(jie)變頻(pin)器(qi)(qi)(qi)(qi)(qi)(qi)x1：16端(duan)，變頻(pin)器(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)x1：10端(duan)還連接(jie)(jie)(jie)(jie)(jie)繼(ji)(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)KA2常(chang)開觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)的(de)(de)一(yi)(yi)端(duan)，繼(ji)(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)KA2常(chang)開觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)的(de)(de)另(ling)一(yi)(yi)端(duan)接(jie)(jie)(jie)(jie)(jie)繼(ji)(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)KA6常(chang)開觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)的(de)(de)一(yi)(yi)端(duan)，繼(ji)(ji)(ji)電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)KA6常(chang)開觸(chu)(chu)(chu)(chu)點(dian)(dian)(dian)(dian)的(de)(de)另(ling)一(yi)(yi)端(duan)接(jie)(jie)(jie)(jie)(jie)變頻(pin)器(qi)(qi)(qi)(qi)(qi)(qi)x1：17端(duan)。

所述(shu)手(shou)動(dong)工(gong)頻控(kong)制(zhi)回(hui)路和(he)自動(dong)變頻控(kong)制(zhi)回(hui)路的工(gong)作原(yuan)理：轉(zhuan)換開(kai)(kai)(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)ZT1斷(duan)(duan)(duan)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)時(shi)(shi)繼(ji)電(dian)器(qi)(qi)KA1線圈不通(tong)電(dian)，此(ci)時(shi)(shi)KA1常(chang)(chang)閉(bi)(bi)(bi)觸(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)閉(bi)(bi)(bi)合，常(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)斷(duan)(duan)(duan)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)，開(kai)(kai)(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)SS1控(kong)制(zhi)1#主(zhu)風(feng)機，開(kai)(kai)(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)SS1閉(bi)(bi)(bi)合后(hou)繼(ji)電(dian)器(qi)(qi)KA3線圈通(tong)電(dian)，繼(ji)電(dian)器(qi)(qi)KA3常(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)閉(bi)(bi)(bi)合，繼(ji)電(dian)器(qi)(qi)KA5常(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)閉(bi)(bi)(bi)合，接觸(chu)(chu)器(qi)(qi)KM1主(zhu)觸(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)閉(bi)(bi)(bi)合同時(shi)(shi)KM2主(zhu)觸(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)斷(duan)(duan)(duan)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)，此(ci)時(shi)(shi)1#主(zhu)風(feng)機手(shou)動(dong)工(gong)頻啟動(dong)；轉(zhuan)換開(kai)(kai)(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)ZT1斷(duan)(duan)(duan)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)時(shi)(shi)時(shi)(shi)繼(ji)電(dian)器(qi)(qi)KA2線圈不通(tong)電(dian)，此(ci)時(shi)(shi)繼(ji)電(dian)器(qi)(qi)KA2常(chang)(chang)閉(bi)(bi)(bi)觸(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)閉(bi)(bi)(bi)合，常(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)斷(duan)(duan)(duan)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)，開(kai)(kai)(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)SS2控(kong)制(zhi)2#備(bei)用風(feng)機，開(kai)(kai)(kai)(kai)(kai)(kai)(kai)關(guan)(guan)(guan)SS2閉(bi)(bi)(bi)合后(hou)繼(ji)電(dian)器(qi)(qi)KA4線圈通(tong)電(dian)，繼(ji)電(dian)器(qi)(qi)KA4常(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)閉(bi)(bi)(bi)合，繼(ji)電(dian)器(qi)(qi)KA6常(chang)(chang)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)觸(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)閉(bi)(bi)(bi)合，接觸(chu)(chu)器(qi)(qi)KM4主(zhu)觸(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)閉(bi)(bi)(bi)合同時(shi)(shi)接觸(chu)(chu)器(qi)(qi)KM3主(zhu)觸(chu)(chu)點(dian)(dian)(dian)(dian)(dian)(dian)斷(duan)(duan)(duan)開(kai)(kai)(kai)(kai)(kai)(kai)(kai)，此(ci)時(shi)(shi)2#備(bei)用風(feng)機手(shou)動(dong)工(gong)頻啟動(dong)。

轉換開(kai)(kai)(kai)關(guan)ZT1閉(bi)合(he)時(shi)繼電(dian)器(qi)KA1線(xian)圈(quan)和(he)繼電(dian)器(qi)KA2線(xian)圈(quan)通(tong)(tong)電(dian)工作，繼電(dian)器(qi)KA1和(he)KA2常(chang)閉(bi)觸(chu)(chu)(chu)(chu)點(dian)斷開(kai)(kai)(kai)，繼電(dian)器(qi)KA1和(he)KA2常(chang)開(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)點(dian)閉(bi)合(he)，若接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)KM2線(xian)圈(quan)通(tong)(tong)電(dian)，則接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)KM2常(chang)開(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)點(dian)閉(bi)合(he)，接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)KM4線(xian)圈(quan)通(tong)(tong)電(dian)，接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)KM1線(xian)圈(quan)和(he)接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)KM3線(xian)圈(quan)不(bu)通(tong)(tong)電(dian)，此(ci)(ci)時(shi)1#主風(feng)(feng)機(ji)自動(dong)(dong)變頻(pin)(pin)啟動(dong)(dong)，2#備用風(feng)(feng)機(ji)自動(dong)(dong)工頻(pin)(pin)啟動(dong)(dong)；若接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)KM1線(xian)圈(quan)得電(dian)，則接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)KM2線(xian)圈(quan)不(bu)通(tong)(tong)電(dian)，接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)KM2常(chang)閉(bi)觸(chu)(chu)(chu)(chu)點(dian)閉(bi)合(he)、常(chang)開(kai)(kai)(kai)觸(chu)(chu)(chu)(chu)點(dian)斷開(kai)(kai)(kai)，此(ci)(ci)時(shi)接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)KM3線(xian)圈(quan)得電(dian)，接(jie)(jie)(jie)(jie)觸(chu)(chu)(chu)(chu)器(qi)KM4線(xian)圈(quan)不(bu)通(tong)(tong)電(dian)，此(ci)(ci)時(shi)1#主風(feng)(feng)機(ji)自動(dong)(dong)工頻(pin)(pin)啟動(dong)(dong)，2#備用風(feng)(feng)機(ji)自動(dong)(dong)變頻(pin)(pin)啟動(dong)(dong)。

以上(shang)所述只是本(ben)(ben)(ben)(ben)實用(yong)(yong)新(xin)(xin)型的優選實施方式(shi)，對于本(ben)(ben)(ben)(ben)技術領域(yu)的普(pu)通技術人員來說，在不脫離本(ben)(ben)(ben)(ben)實用(yong)(yong)新(xin)(xin)型原理的前提(ti)下，還可(ke)以做出若干改進(jin)和(he)潤飾，這(zhe)些(xie)改進(jin)和(he)潤飾也被視為本(ben)(ben)(ben)(ben)實用(yong)(yong)新(xin)(xin)型的保護(hu)范(fan)圍。