熔斷器（fuse）是指當電流超過規定值時，以本身產生的熱量使熔體熔斷，斷開電路的一種電器。熔斷器是根據電流超過規定值一段時間后，以其自身產生的熱量使熔體熔化，從而使電路斷開；運用這種原理制成的一種電流保護器。熔斷器廣泛應用于高低壓配電系統和控制系統以及用電設備中，作為短路和過電流的保護器，是應用最普遍的保護器件之一。
利用(yong)金(jin)屬導體(ti)(ti)作為(wei)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)體(ti)(ti)串聯于(yu)(yu)電(dian)(dian)路中(zhong)，當(dang)(dang)過載(zai)(zai)或(huo)短(duan)路電(dian)(dian)流過熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)體(ti)(ti)時(shi)，因(yin)其(qi)自身發熱而熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)，從(cong)而分(fen)(fen)斷(duan)(duan)電(dian)(dian)路的(de)(de)(de)(de)(de)(de)(de)一種(zhong)電(dian)(dian)器(qi)(qi)。熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)器(qi)(qi)結構簡單，使(shi)用(yong)方(fang)便，廣泛用(yong)于(yu)(yu)電(dian)(dian)力(li)(li)(li)系(xi)統、各(ge)種(zhong)電(dian)(dian)工設備和(he)(he)(he)家用(yong)電(dian)(dian)器(qi)(qi)中(zhong)作為(wei)保(bao)(bao)(bao)護(hu)器(qi)(qi)件(jian)。熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)器(qi)(qi)主要由熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)體(ti)(ti)、外殼和(he)(he)(he)支座3部分(fen)(fen)組成(cheng)，其(qi)中(zhong)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)體(ti)(ti)是控(kong)制熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)特性(xing)(xing)的(de)(de)(de)(de)(de)(de)(de)關鍵元件(jian)。熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)體(ti)(ti)的(de)(de)(de)(de)(de)(de)(de)材(cai)(cai)(cai)料(liao)、尺寸和(he)(he)(he)形狀(zhuang)(zhuang)決(jue)定了熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)特性(xing)(xing)。熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)體(ti)(ti)材(cai)(cai)(cai)料(liao)分(fen)(fen)為(wei)低(di)(di)(di)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)點(dian)和(he)(he)(he)高(gao)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)點(dian)兩類(lei)。低(di)(di)(di)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)點(dian)材(cai)(cai)(cai)料(liao)如(ru)鉛(qian)和(he)(he)(he)鉛(qian)合金(jin)，其(qi)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)點(dian)低(di)(di)(di)容易(yi)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)，由于(yu)(yu)其(qi)電(dian)(dian)阻率(lv)較(jiao)大(da)，故制成(cheng)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)體(ti)(ti)的(de)(de)(de)(de)(de)(de)(de)截(jie)面(mian)(mian)尺寸較(jiao)大(da)，熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)時(shi)產生的(de)(de)(de)(de)(de)(de)(de)金(jin)屬蒸氣較(jiao)多(duo)，只適(shi)用(yong)于(yu)(yu)低(di)(di)(di)分(fen)(fen)斷(duan)(duan)能(neng)力(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)器(qi)(qi)。高(gao)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)點(dian)材(cai)(cai)(cai)料(liao)如(ru)銅、銀，其(qi)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)點(dian)高(gao)，不(bu)容易(yi)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)，但由于(yu)(yu)其(qi)電(dian)(dian)阻率(lv)較(jiao)低(di)(di)(di)，可(ke)制成(cheng)比低(di)(di)(di)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)點(dian)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)體(ti)(ti)較(jiao)小(xiao)(xiao)的(de)(de)(de)(de)(de)(de)(de)截(jie)面(mian)(mian)尺寸，熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)時(shi)產生的(de)(de)(de)(de)(de)(de)(de)金(jin)屬蒸氣少，適(shi)用(yong)于(yu)(yu)高(gao)分(fen)(fen)斷(duan)(duan)能(neng)力(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)器(qi)(qi)。熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)體(ti)(ti)的(de)(de)(de)(de)(de)(de)(de)形狀(zhuang)(zhuang)分(fen)(fen)為(wei)絲狀(zhuang)(zhuang)和(he)(he)(he)帶狀(zhuang)(zhuang)兩種(zhong)。改(gai)變(bian)變(bian)截(jie)面(mian)(mian)的(de)(de)(de)(de)(de)(de)(de)形狀(zhuang)(zhuang)可(ke)顯(xian)著(zhu)改(gai)變(bian)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)器(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)特性(xing)(xing)。熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)器(qi)(qi)有各(ge)種(zhong)不(bu)同(tong)的(de)(de)(de)(de)(de)(de)(de)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)特性(xing)(xing)曲線(xian)，可(ke)以適(shi)用(yong)于(yu)(yu)不(bu)同(tong)類(lei)型保(bao)(bao)(bao)護(hu)對象的(de)(de)(de)(de)(de)(de)(de)需要。熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)器(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)選(xuan)擇(ze)主要依(yi)據負載(zai)(zai)的(de)(de)(de)(de)(de)(de)(de)保(bao)(bao)(bao)護(hu)特性(xing)(xing)和(he)(he)(he)短(duan)路電(dian)(dian)流的(de)(de)(de)(de)(de)(de)(de)大(da)小(xiao)(xiao)選(xuan)擇(ze)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)器(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)類(lei)型。對于(yu)(yu)容量(liang)小(xiao)(xiao)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)動(dong)機和(he)(he)(he)照(zhao)明(ming)(ming)支線(xian)，常采用(yong)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)器(qi)(qi)作為(wei)過載(zai)(zai)及短(duan)路保(bao)(bao)(bao)護(hu)，因(yin)而希望熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)體(ti)(ti)的(de)(de)(de)(de)(de)(de)(de)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)化系(xi)數(shu)適(shi)當(dang)(dang)小(xiao)(xiao)些。通常選(xuan)用(yong)鉛(qian)錫合金(jin)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)體(ti)(ti)的(de)(de)(de)(de)(de)(de)(de)RQA系(xi)列(lie)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)器(qi)(qi)。對于(yu)(yu)較(jiao)大(da)容量(liang)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)動(dong)機和(he)(he)(he)照(zhao)明(ming)(ming)干(gan)線(xian)，則應(ying)著(zhu)重(zhong)考慮短(duan)路保(bao)(bao)(bao)護(hu)和(he)(he)(he)分(fen)(fen)斷(duan)(duan)能(neng)力(li)(li)(li)。通常選(xuan)用(yong)具(ju)(ju)有較(jiao)高(gao)分(fen)(fen)斷(duan)(duan)能(neng)力(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)RM10和(he)(he)(he)RL1系(xi)列(lie)的(de)(de)(de)(de)(de)(de)(de)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)器(qi)(qi)；當(dang)(dang)短(duan)路電(dian)(dian)流很大(da)時(shi)，宜采用(yong)具(ju)(ju)有限流作用(yong)的(de)(de)(de)(de)(de)(de)(de)RT0和(he)(he)(he)RTl2系(xi)列(lie)的(de)(de)(de)(de)(de)(de)(de)熔(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)器(qi)(qi)

光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)式(shi)(shi)傳(chuan)感(gan)(gan)(gan)器(qi)photoelectric transducer，基(ji)于(yu)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)效應(ying)(ying)的(de)傳(chuan)感(gan)(gan)(gan)器(qi)，在(zai)受(shou)到可見光(guang)(guang)(guang)(guang)(guang)(guang)照射后即產生光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)效應(ying)(ying)，將(jiang)光(guang)(guang)(guang)(guang)(guang)(guang)信(xin)號(hao)轉換成電(dian)信(xin)號(hao)輸出。它(ta)除能測(ce)(ce)量(liang)光(guang)(guang)(guang)(guang)(guang)(guang)強之外(wai)，還能利用(yong)光(guang)(guang)(guang)(guang)(guang)(guang)線(xian)的(de)透射、遮擋、反(fan)射、干涉等測(ce)(ce)量(liang)多(duo)種物理量(liang)，如尺寸、位移(yi)、速度(du)、溫度(du)等，因(yin)而是一種應(ying)(ying)用(yong)極廣泛(fan)的(de)重要敏(min)感(gan)(gan)(gan)器(qi)件(jian)(jian)。光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)測(ce)(ce)量(liang)時不(bu)與被測(ce)(ce)對(dui)象直接接觸，光(guang)(guang)(guang)(guang)(guang)(guang)束的(de)質量(liang)又近(jin)似為(wei)零(ling)，在(zai)測(ce)(ce)量(liang)中(zhong)不(bu)存在(zai)摩擦和(he)(he)對(dui)被測(ce)(ce)對(dui)象幾乎不(bu)施加壓力。因(yin)此在(zai)許多(duo)應(ying)(ying)用(yong)場合，光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)式(shi)(shi)傳(chuan)感(gan)(gan)(gan)器(qi)比(bi)其他傳(chuan)感(gan)(gan)(gan)器(qi)有(you)明顯的(de)優(you)越性(xing)。其缺點是在(zai)某(mou)些應(ying)(ying)用(yong)方(fang)面(mian)，光(guang)(guang)(guang)(guang)(guang)(guang)學(xue)器(qi)件(jian)(jian)和(he)(he)電(dian)子器(qi)件(jian)(jian)價格(ge)較貴，并且對(dui)測(ce)(ce)量(liang)的(de)環境條件(jian)(jian)要求較高。基(ji)于(yu)外(wai)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)效應(ying)(ying)的(de)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)敏(min)感(gan)(gan)(gan)器(qi)件(jian)(jian)有(you)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)管(guan)和(he)(he)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)倍增管(guan)。基(ji)于(yu)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)導效應(ying)(ying)的(de)有(you)光(guang)(guang)(guang)(guang)(guang)(guang)敏(min)電(dian)阻。基(ji)于(yu)勢(shi)壘效應(ying)(ying)的(de)有(you)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)二極管(guan)和(he)(he)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)三極管(guan)(見半導體光(guang)(guang)(guang)(guang)(guang)(guang)敏(min)元(yuan)件(jian)(jian))。基(ji)于(yu)側向(xiang)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)效應(ying)(ying)的(de)有(you)反(fan)轉光(guang)(guang)(guang)(guang)(guang)(guang)敏(min)二極管(guan)。光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)式(shi)(shi)傳(chuan)感(gan)(gan)(gan)器(qi)還可按信(xin)號(hao)形(xing)式(shi)(shi)分為(wei)模擬式(shi)(shi)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)傳(chuan)感(gan)(gan)(gan)器(qi)和(he)(he)數(shu)字(zi)式(shi)(shi)光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)傳(chuan)感(gan)(gan)(gan)器(qi)。光(guang)(guang)(guang)(guang)(guang)(guang)電(dian)式(shi)(shi)傳(chuan)感(gan)(gan)(gan)器(qi)還有(you)光(guang)(guang)(guang)(guang)(guang)(guang)纖傳(chuan)感(gan)(gan)(gan)器(qi)、固體圖像傳(chuan)感(gan)(gan)(gan)器(qi)等

WEBER    備件    768901
WEBER    熱金屬檢測器    熱金屬檢測器FotoCaptor QuartzRod Type100L 12OusableandFibreOpticCableType1042
WEBER    備件    NH000 KTF 100A  500V
WEBER    傳感器    4120.13 S125 24VDC
WEBER    保險    3202.02
WEBER    鏈輪    sproket 08B-1 Z=25 Bohrung3 10261
WEBER    驅動輥輪    32901023 120mm
WEBER    備件    1045-5
WEBER    熱金屬檢測器含保護套等全套附件    1242.43VL100S102 350degreeCN-GS24V
WEBER    流量計    3201.03
WEBER    螺絲    SER03  1121410
WEBER    熔斷器    Fuse 10.3X38 6A aM(380vac)
WEBER    熱金屬檢測器    1342.43V L100 S110/550℃
WEBER    流量計    3201.03
WEBER    熔芯    1432032 (32A)
WEBER    傳感器    1342.43V L100 S100 650℃
WEBER    檢測器    FOTOCAPTOR，1342，43V，L100S100
WEBER    SENSORS    TYPE 4115.30
WEBER    熱金屬檢測器    1342.43VL100 650℃
WEBER    斷路器    W125-P1  100A
WEBER    備件    346-330-7-SA10
WEBER    熱金屬檢測器    1332.14
WEBER    傳感器    2610.30
WEBER    熱金屬檢測器    Foto Captor 1342.43VL100
WEBER    旋轉支架    768901
WEBER    備件    1307.43 S110
WEBER    備件    1147096/10
WEBER    熔芯    1432050 （50A）
WEBER    熱金屬檢測器    FotoCaptor-1342.43V-L100
WEBER    傳感器    4120.13 S125 24VDC
WEBER    備件    579439
WEBER    彈簧    109991   0.32x/6.5D-039
WEBER    熱金屬檢測器    Type:1332.14, MH6
WEBER    備件    466816
WEBER    驅動輥輪    32901023 120mm
WEBER    傳感器    傳感器 3201.02
WEBER    石英棒及帶空氣吹掃的石英棒保護殼    100 100L (K768935，K768013)(與FOTO-CAPTORS1101307.4324VDC石英棒配套)安裝方式:地腳螺栓緊固 響應時間:0.1MS 環境溫度:不大于450℃  防護等級:IP65 外殼材質:不銹鋼 使用地點:軋線高溫計 備注 石英棒長度100MM 視場角度12°
WEBER    熱電偶    60392
WEBER    備件    WBV414S01-0.5  0-100V 4-20MA
WEBER    熱檢    1342.43V L100 S100
WEBER    熱金屬檢測器    4120.13
WEBER    熱金屬檢測器    1003HSLL 配安裝底座及2米電纜
WEBER    傳感器    WN123462
WEBER    傳感器    CAPTOR 4120.13 S125 24DVC
WEBER    熱檢    4120.41M S125 BSP
WEBER    驅動輥橡膠    32901027 120mm
WEBER    磁力開關    order nr.132913
WEBER    熱金屬探測器    FD-HMD300-R2-C2
WEBER    備件    3201.03/24vdc/500mAmax
WEBER    備件    GWR0808PS/OS2
WEBER    熱金屬檢測器    1242.43VL100
WEBER    壓力(li)傳感器    CP216/143-216-000-215

WEBER   斷路器 W125-P1  100A翊霈代理供應

WEBER   斷路(lu)器(qi) W125-P1  100A翊霈代理供(gong)應(ying)