防(fang)爆加(jia)熱(re)(re)(re)(re)(re)(re)(re)(re)管(guan)(guan)是(shi)一種消耗電(dian)能(neng)轉換(huan)為熱(re)(re)(re)(re)(re)(re)(re)(re)能(neng)，來對需加(jia)熱(re)(re)(re)(re)(re)(re)(re)(re)物料進行加(jia)熱(re)(re)(re)(re)(re)(re)(re)(re)。防(fang)爆加(jia)熱(re)(re)(re)(re)(re)(re)(re)(re)管(guan)(guan)是(shi)由外(wai)到里(li)外(wai)殼（不(bu)繡鋼/碳(tan)鋼/銅/鈦材等(deng)、發熱(re)(re)(re)(re)(re)(re)(re)(re)絲（鎳鉻鉛合金）、填(tian)充物（氧(yang)化鎂，作用是(shi)導熱(re)(re)(re)(re)(re)(re)(re)(re)、絕緣(yuan)）、外(wai)殼（不(bu)繡鋼、碳(tan)鋼、鈦材、銅  等(deng)）、陶瓷封頭(tou)（作用：絕緣(yuan)）、防(fang)爆盒組成的。加(jia)熱(re)(re)(re)(re)(re)(re)(re)(re)管(guan)(guan)在工(gong)作中低溫(wen)(wen)(wen)流體(ti)介(jie)質(zhi)通過管(guan)(guan)道在壓力作用下進入其輸入口，沿著電(dian)加(jia)熱(re)(re)(re)(re)(re)(re)(re)(re)容器內部特(te)定換(huan)熱(re)(re)(re)(re)(re)(re)(re)(re)流道，運(yun)用空氣電(dian)熱(re)(re)(re)(re)(re)(re)(re)(re)管(guan)(guan)的流體(ti)熱(re)(re)(re)(re)(re)(re)(re)(re)力學原理設計的路徑，帶(dai)走空氣加(jia)熱(re)(re)(re)(re)(re)(re)(re)(re)管(guan)(guan)中的電(dian)熱(re)(re)(re)(re)(re)(re)(re)(re)元件(jian)工(gong)作中所產(chan)生(sheng)的高(gao)溫(wen)(wen)(wen)熱(re)(re)(re)(re)(re)(re)(re)(re)能(neng)量，使(shi)空氣加(jia)熱(re)(re)(re)(re)(re)(re)(re)(re)管(guan)(guan)被加(jia)熱(re)(re)(re)(re)(re)(re)(re)(re)介(jie)質(zhi)溫(wen)(wen)(wen)度升高(gao)，加(jia)熱(re)(re)(re)(re)(re)(re)(re)(re)管(guan)(guan)出口得(de)到工(gong)藝要求的高(gao)溫(wen)(wen)(wen)介(jie)質(zhi)。

產品(pin)特點

1.升(sheng)溫(wen)時間在試驗(yan)電壓下，元件從環(huan)境溫(wen)度(du)(du)升(sheng)至試驗(yan)溫(wen)度(du)(du)時間應不大于15min

2.額(e)(e)定(ding)(ding)功(gong)(gong)率(lv)(lv)(lv)偏差在充分發熱的條(tiao)件下，元件的額(e)(e)定(ding)(ding)功(gong)(gong)率(lv)(lv)(lv)的偏差應不超(chao)過下列規定(ding)(ding)的范圍;對(dui)額(e)(e)定(ding)(ding)功(gong)(gong)率(lv)(lv)(lv)小于(yu)等于(yu)100W的元件為(wei):士10%。對(dui)額(e)(e)定(ding)(ding)功(gong)(gong)率(lv)(lv)(lv)大于(yu)100W的元件為(wei)+5%~- 10%或(huo)10W,取兩者中(zhong)的較(jiao)大值。

3.泄露(lu)(lu)電(dian)(dian)流(liu)冷態(tai)泄露(lu)(lu)電(dian)(dian)流(liu)以(yi)及(ji)水壓和密封試驗后泄露(lu)(lu)電(dian)(dian)流(liu)應(ying)(ying)不超(chao)過(guo)(guo)0.5mA工(gong)作溫(wen)度下的熱(re)態(tai)泄露(lu)(lu)電(dian)(dian)流(liu)應(ying)(ying)不超(chao)過(guo)(guo)公式中(zhong)的計算值，但(dan)不超(chao)過(guo)(guo)5mA I=1/6 (tTX0.00001) I一 熱(re)態(tai)泄露(lu)(lu)電(dian)(dian)流(liu)mA t-發熱(re)長度mm T-工(gong)作溫(wen)度C多(duo)個元(yuan)件串聯到電(dian)(dian)源中(zhong)時，應(ying)(ying)以(yi)這一組(zu)元(yuan)件為 整體進行(xing)泄露(lu)(lu)電(dian)(dian)流(liu)試驗。

4. 絕(jue)(jue)緣電(dian)阻(zu)(zu)出廠檢驗時冷態(tai)絕(jue)(jue)緣電(dian)阻(zu)(zu)應(ying)不(bu)(bu)小于(yu)50MQ密封(feng)試驗后，長期存(cun)放或者使用后的絕(jue)(jue)緣電(dian)阻(zu)(zu)應(ying)不(bu)(bu)消(xiao)與MQ工作溫度下(xia)的熱態(tai)絕(jue)(jue)緣電(dian)阻(zu)(zu)應(ying)不(bu)(bu)低于(yu)公式中(zhong)的計算值，但應(ying)不(bu)(bu)小于(yu)1MQ R=「(10-0.015T) /t」X0.001 R熱態(tai)絕(jue)(jue)緣電(dian)阻(zu)(zu)MQ t一-發(fa) 熱長度mmT一工作溫度°C

5.絕緣耐壓強(qiang)度元件應在規定的試驗(yan)條件和(he)試驗(yan)電壓下保持1min,而無閃絡和(he)擊穿現象(xiang)

6.經受(shou)通(tong)斷電(dian)的能(neng)力(li)元件應能(neng)在(zai)規(gui)定的試(shi)驗(yan)條件下經歷2000次通(tong)斷電(dian)試(shi)驗(yan)，而(er)不發生損壞