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        1. 產(chǎn)品目(mu)錄
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          德(de)國(guo)皮爾(er)茲Pilz繼(ji)電(dian)器(qi)如(ru)何測試(shi)
          點(diǎn)(dian)擊(ji)次數(shù)(shu):1122 更(geng)新時間(jian):2019-11-13 打印(yin)本(ben)頁(ye)面(mian) 返回(hui)

          東莞廣(guang)聯(lián)(lian)工(gong)業(yè)自動化(hua)設(shè)(she)備有(you)限公司(si)供應(yīng)(ying)PILZ繼電(dian)器(qi)系(xi)列(lie)產(chǎn)品,公司(si)具有(you)良好(hao)的市(shi)場(chang)信(xin)譽(yù),專業(yè)的銷售和技(ji)術(shù)服(fu)務(wù)團(tuán)隊(duì),憑(ping)著多年經(jīng)(jing)營經(jīng)(jing)驗(yàn),熟(shu)悉並了解(jie)市(shi)場(chang)行情,贏得(de)了國(guo)內(nèi)外(wai)廠商(shang)與客(ke)戶的認(rèn)(ren)可(ke)。
          Pilz繼電(dian)器(qi)是(shi)具有(you)隔離(li)功能的自(zi)動開(kai)關(guān)元(yuan)件(jian),廣(guang)泛(fan)應(yīng)(ying)用於(yu)遙控、遙測、通訊、自動控制、機(jī)(ji)電(dian)壹(yi)體(ti)化及電(dian)力電(dian)子設(shè)(she)備中,是(shi)重要(yao)的控制元(yuan)件(jian)之壹(yi)。 
          Pilz繼(ji)電(dian)器(qi)壹(yi)般都(dou)有(you)能反(fan)映(ying)壹定輸入(ru)變(bian)量(liang)(如電(dian)流(liu)、電(dian)壓(ya)、功(gong)率(lv)、阻(zu)抗(kang)、頻率(lv)、溫(wen)度(du)、壓(ya)力、速(su)度(du)、光(guang)等(deng))的感(gan)應(yīng)(ying)機(jī)構(gòu)(gou)(輸入(ru)部(bu)分);有(you)能對(dui)被(bei)控電(dian)路(lu)實(shí)(shi)現(xiàn)“通”、“斷(duan)”控制的執(zhí)行機(jī)(ji)構(gòu)(gou)(輸出部(bu)分);在繼電(dian)器(qi)的輸(shu)入(ru)部(bu)分和輸出部(bu)分之間(jian),還(hai)有(you)對(dui)輸入(ru)量(liang)進(jìn)(jin)行耦(ou)合(he)隔離(li),功能處(chu)理(li)和對(dui)輸出部(bu)分進(jìn)(jin)行驅(qū)(qu)動的中間(jian)機(jī)(ji)構(gòu)(gou)(驅(qū)(qu)動部(bu)分)。
          作(zuo)為控制元(yuan)件(jian),概(gai)括起(qi)來,繼電(dian)器(qi)有(you)如(ru)下(xia)幾(ji)種(zhong)作(zuo)用: 
          1)擴(kuò)(kuo)大控制範(fàn)圍:例如(ru),多觸點(diǎn)繼(ji)電(dian)器(qi)控制信(xin)號達(dá)(da)到(dao)某(mou)壹(yi)定值時(shi),可(ke)以按觸點(diǎn)(dian)組(zu)的不(bu)同(tong)形(xing)式(shi),同(tong)時(shi)換接、開(kai)斷(duan)、接通(tong)多路電(dian)路(lu)。 
          2)放(fang)大:例如(ru),靈(ling)敏型(xing)繼電(dian)器(qi)、中間(jian)繼(ji)電(dian)器(qi)等(deng),用壹(yi)個很(hen)微小的控制量(liang),可(ke)以控制很(hen)大功(gong)率(lv)的電(dian)路(lu)。 
          3)綜(zong)合(he)信(xin)號:例如(ru),當(dāng)多個控制信(xin)號按規(guī)定(ding)的形(xing)式(shi)輸入(ru)多繞(rao)組(zu)繼(ji)電(dian)器(qi)時(shi),經(jīng)(jing)過(guo)比較綜(zong)合(he),達(dá)(da)到(dao)預(yù)定(ding)的控制效(xiao)果。 
          4)自(zi)動、遙控、監(jiān)測:例如(ru),自動裝(zhuang)置(zhi)上的繼(ji)電(dian)器(qi)與(yu)其他電(dian)器(qi)壹(yi)起(qi),可(ke)以組成程(cheng)序(xu)控制線(xian)路,從(cong)而實(shí)現(xiàn)自動化(hua)運(yùn)(yun)行。 
          Pilz繼(ji)電(dian)器(qi)的測試(shi)
          繼(ji)電(dian)器(qi)是(shi)智(zhi)能預(yù)付費(fèi)(fei)電(dian)能表(biao)中的關(guān)鍵(jian)器(qi)件(jian),繼(ji)電(dian)器(qi)的壽命在(zai)某種(zhong)程度(du)上決(jue)定了電(dian)表(biao)壽命,該器(qi)件(jian)性能好(hao)壞(huai)對(dui)智(zhi)能預(yù)付費(fèi)(fei)電(dian)能表(biao)運(yùn)(yun)行至(zhi)關(guān)重要(yao)。而(er)國(guo)內(nèi)、外(wai)繼電(dian)器(qi)生產(chǎn)廠家眾(zhong)多,生產(chǎn)規(guī)模(mo)相差較大,技(ji)術(shù)水(shui)平(ping)相距懸(xuan)殊,性能參(can)數(shù)(shu)千差萬別(bie),因(yin)此,電(dian)能表(biao)生產(chǎn)廠家在繼電(dian)器(qi)檢(jian)測選型(xing)時(shi)必(bi)須(xu)有(you)壹(yi)套完善的檢(jian)測裝置(zhi),以保(bao)證(zheng)電(dian)表(biao)質(zhì)(zhi)量(liang)。同(tong)時(shi),國(guo)家電(dian)網(wǎng)(wang)也(ye)加強(qiáng)了智(zhi)能電(dian)能表(biao)內(nèi)(nei)繼(ji)電(dian)器(qi)性能參(can)數(shù)(shu)抽樣檢測,同(tong)樣(yang)需要相應(yīng)(ying)的檢(jian)測設(shè)(she)備,檢(jian)驗(yàn)不(bu)同(tong)廠家生產(chǎn)的電(dian)表(biao)質(zhì)(zhi)量(liang)。然而(er),目(mu)前繼(ji)電(dian)器(qi)檢(jian)測設(shè)(she)備不(bu)僅(jin)檢(jian)測項(xiàng)目(mu)比較單(dan)壹,檢測過(guo)程不能實(shí)(shi)現(xiàn)自動化(hua),檢(jian)測數(shù)據(jù)需要人(ren)工(gong)處理和分析,檢測結(jié)(jie)果具有(you)各(ge)種(zhong)隨機(jī)(ji)性、人為性,而且(qie),檢測效率(lv)低(di),安(an)全(quan)性也得(de)不到(dao)保(bao)證(zheng) 。
          近兩年來,國(guo)家電(dian)網(wǎng)(wang)逐步(bu)規(guī)範(fàn)了電(dian)表(biao)技(ji)術(shù)要求,制定(ding)相(xiang)關(guān)行業(yè)(ye)標(biāo)(biao)準(zhǔn)以及技(ji)術(shù)規(guī)範(fàn),這(zhe)為繼(ji)電(dian)器(qi)參(can)數(shù)檢測提出了壹(yi)些技(ji)術(shù)難(nan)題,如(ru)繼(ji)電(dian)器(qi)的負(fù)(fu)載通(tong)斷(duan)能力、開(kai)關(guān)特(te)性測試(shi)等(deng)。因此,迫切需(xu)要(yao)研究壹(yi)種(zhong)設(shè)(she)備,實(shí)(shi)現(xiàn)繼電(dian)器(qi)性能參(can)數(shù)(shu)的綜(zong)合(he)檢(jian)測 。
          根據(jù)繼電(dian)器(qi)性能參(can)數(shù)(shu)測試(shi)要(yao)求,測試(shi)項(xiàng)(xiang)目(mu)可(ke)以分為兩大類(lei),壹(yi)是(shi)不帶負(fù)載電(dian)流(liu)的測試(shi)項(xiàng)(xiang)目(mu),如動作(zuo)值、觸(chu)點(diǎn)接觸(chu)電(dian)阻(zu)、機(jī)(ji)械(xie)壽命;二(er)是(shi)帶負(fù)載電(dian)流(liu)的測試(shi)項(xiàng)(xiang)目(mu),如觸(chu)點(diǎn)接觸(chu)電(dian)壓(ya)、電(dian)壽命、過(guo)負(fù)荷能力。
          主(zhu)要測試(shi)項(xiàng)(xiang)目(mu)簡單(dan)介(jie)紹(shao)如(ru)下(xia):(1)動作(zuo)值。繼(ji)電(dian)器(qi)動作(zuo)時所(suo)需(xu)電(dian)壓(ya)值(zhi)。(2)觸(chu)點(diǎn)(dian)接觸(chu)電(dian)阻(zu)。觸(chu)電(dian)閉(bi)合(he)時(shi),兩觸(chu)頭之間(jian)的電(dian)阻(zu)值(zhi)。(3)機(jī)械(xie)壽命。機(jī)(ji)械(xie)部(bu)分在不損(sun)壞(huai)的情況下(xia),繼(ji)電(dian)器(qi)反(fan)復(fù)開(kai)關(guān)動作(zuo)次數(shù)(shu)。(4)觸點(diǎn)(dian)接觸(chu)電(dian)壓(ya)。觸(chu)電(dian)閉(bi)合(he)時(shi),觸(chu)電(dian)回(hui)路(lu)中施(shi)加壹定負(fù)載(zai)電(dian)流(liu),觸(chu)點(diǎn)間電(dian)壓(ya)值(zhi)。(5)電(dian)壽命。繼(ji)電(dian)器(qi)驅(qū)(qu)動線(xian)圈(quan)兩端(duan)施(shi)加額(e)定電(dian)壓(ya),觸(chu)點(diǎn)(dian)回(hui)路中施(shi)加額(e)定阻(zu)性負(fù)載(zai)時,每(mei)小(xiao)時(shi)循環(huán)(huan)小於300次、占(zhan)空比1∶4條件(jian)下(xia),繼(ji)電(dian)器(qi)的可(ke)靠動作(zuo)次數(shù)(shu)。(6)過(guo)負(fù)荷能力。繼(ji)電(dian)器(qi)驅(qū)(qu)動線(xian)圈(quan)兩端(duan)施(shi)加額(e)定電(dian)壓(ya),觸(chu)點(diǎn)(dian)回(hui)路中施(shi)加1.5倍額(e)定負(fù)載時(shi),動作(zuo)頻率(lv)(10±1)次(ci)/分條件(jian)下(xia),繼(ji)電(dian)器(qi)可(ke)靠動作(zuo)次數(shù)(shu)。
          Pilz繼電(dian)器(qi)測試(shi)
          ①測觸點(diǎn)(dian)電(dian)阻(zu):用萬用表(biao)的電(dian)阻(zu)擋(dang),測量(liang)常閉(bi)觸點(diǎn)與動點(diǎn)(dian)電(dian)阻(zu),其阻(zu)值(zhi)應(yīng)(ying)為0;而(er)常(chang)開觸(chu)點(diǎn)與動點(diǎn)(dian)的阻(zu)值(zhi)就為無(wu)窮大。由此(ci)可(ke)以區(qū)(qu)別(bie)出那(na)個是常閉觸(chu)點(diǎn),那(na)個是常開觸(chu)點(diǎn)。 
          ②測線圈(quan)電(dian)阻(zu):可(ke)用萬用表(biao)R×10擋(dang)測量(liang)繼電(dian)器(qi)線(xian)圈的阻(zu)值(zhi),從而判(pan)斷(duan)該線(xian)圈(quan)是否存(cun)在(zai)著開路現(xiàn)象。 
          ③測量(liang)吸合(he)電(dian)壓(ya)和(he)吸合(he)電(dian)流(liu):用可(ke)調(diào)(tiao)穩(wěn)(wen)壓(ya)電(dian)源(yuan)和電(dian)流(liu)表(biao),給(gei)繼電(dian)器(qi)輸(shu)入(ru)壹組(zu)電(dian)壓(ya),且(qie)在(zai)供電(dian)回(hui)路(lu)中串(chuan)入(ru)電(dian)流(liu)表(biao)進(jìn)(jin)行監(jiān)(jian)測。慢慢調(diào)(tiao)高(gao)電(dian)源(yuan)電(dian)壓(ya),聽(ting)到(dao)繼(ji)電(dian)器(qi)吸合(he)的聲(sheng)音時,記(ji)錄吸合(he)電(dian)壓(ya)和(he)吸合(he)電(dian)流(liu)。為求準(zhǔn)確(que),可(ke)以嘗試(shi)多次求平(ping)均(jun)值(zhi)。  
          ④測量(liang)釋(shi)放(fang)電(dian)壓(ya)和(he)釋(shi)放(fang)電(dian)流(liu):也(ye)是像上(shang)述(shu)那樣(yang)連接測試(shi),當(dāng)(dang)繼電(dian)器(qi)發(fā)(fa)生吸合(he)後(hou),再逐漸降(jiang)低(di)供電(dian)電(dian)壓(ya),當(dāng)(dang)聽(ting)到(dao)繼(ji)電(dian)器(qi)再次(ci)發(fā)生釋(shi)放(fang)聲(sheng)音時,記(ji)下(xia)此(ci)時(shi)的電(dian)壓(ya)和(he)電(dian)流(liu),亦可(ke)嘗試(shi)多次而取(qu)得平(ping)均(jun)的釋(shi)放(fang)電(dian)壓(ya)和(he)釋(shi)放(fang)電(dian)流(liu)。壹(yi)般情況下(xia),繼(ji)電(dian)器(qi)的釋(shi)放(fang)電(dian)壓(ya)為吸合(he)電(dian)壓(ya)的10%~50%如(ru)果釋(shi)放(fang)電(dian)壓(ya)大小(xiao)(小(xiao)於(yu)1/10的吸合(he)電(dian)壓(ya)),則(ze)不(bu)能正(zheng)常使用,這(zhe)樣(yang)會(hui)對(dui)電(dian)路(lu)的穩(wěn)(wen)定(ding)性造成(cheng)威(wei)脅,使工(gong)作(zuo)不可(ke)靠。

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