【正文】
2*103140203*103120304*103100507*103809010*103614020*103422030*103234050*103142060*103053080*103006800008500000107二、 導(dǎo)線和電纜的負(fù)載能力。 材料絕緣等級(jí)絕緣等級(jí)描 述1具有BMS 311材料的絕緣等級(jí)2不具有BMS 311材料的絕緣等級(jí)l 如果程序里指定出某種名稱或PN的材料,必須選擇同等級(jí)的材料。 材料溫度等級(jí)溫度等級(jí)最高溫度等級(jí)替代等級(jí)176。導(dǎo)線環(huán)境溫度是105℃指的是航空器的常溫區(qū)域,環(huán)境溫度是250℃指的是發(fā)動(dòng)機(jī)、氣源管道附近的高溫區(qū)域,在民用航空器的某些重要飛行系統(tǒng)(如導(dǎo)航系統(tǒng))都采用耐高溫和耐磨的導(dǎo)線/電纜。在維護(hù)工作中必須牢記,在接線時(shí)切記不能將兩根不同材料的導(dǎo)線不能接反,否則造溫度指示系統(tǒng)故障,接線端必須使用磅表來(lái)磅螺母的扭力距,力矩值請(qǐng)見(jiàn)相關(guān)機(jī)型的飛機(jī)維護(hù)手冊(cè)(AMM)或相關(guān)發(fā)動(dòng)機(jī)的維護(hù)手冊(cè)。C。玻璃纖維絕緣材料主要作用在于增強(qiáng)導(dǎo)線的抗拉性、隔熱性和耐火性。C~250176。多芯電纜結(jié)構(gòu)(以MILW7078 為例):工作電壓600V;環(huán)境溫度范圍65176。C。屏蔽電纜:一根或多根絕緣導(dǎo)線覆蓋有金屬編織的屏蔽網(wǎng)。(2) 導(dǎo)線芯材料:銅芯線:鍍鋅、銀、鎳或高密度銅合金絲材料。C二、 導(dǎo)線介紹 導(dǎo)線的種類:?jiǎn)涡窘^緣導(dǎo)線、特殊用途的專用導(dǎo)線、耐高溫絕緣導(dǎo)線等。CMILW7139銅線耐高溫205176。鋁線用于電源系統(tǒng)只是為了減輕飛機(jī)重量。電纜是在一個(gè)絕緣層里有一根或多根導(dǎo)線外部有特殊的防護(hù)層組合而成,絕緣層是由聚氯乙烯(PVC)、玻璃絲加強(qiáng)的聚脂樹(shù)脂(GUP)、聚銑銨(PA)、聚四氯乙烯(PTFE)或其他絕緣材料組成,有良好的絕緣性能、防水、防油、抗腐蝕和抗熱張力特性;在使用的導(dǎo)線或電纜時(shí),要考慮符合環(huán)境溫度的要求(低于105176。 refer to Figure 30 and Paragraph ._ Damage that goes into the insulation of the shield splice assembly, but the shield has no damage。 refer to Paragraph ._ Damage to the shield is less than 1 inch in length and less than 25 percent of the circumference of the shield。線路標(biāo)準(zhǔn)施工Ⅱ屏蔽電纜的修理(屏蔽網(wǎng))201013 導(dǎo)線與電纜的修理Repair of electrical wire and cable目錄Contents章節(jié)Paragraph 頁(yè)碼Page Data 1 1Applicable Repair Conditions for Wire and Cable 2General Conditions for the Repair of Wire and Cable 3Airworthiness Limitations 4General Conditions for the Selection of Parts and Materials for a Repair 4General Conditions for the Repair of Wire and Cable with a Splice 6Applicable Conditions for the Repair of a Splice Assembl 6Necessary Materials 9Wire and cable damage and repair conditions 9Unshielded Wire 10Unshielded cable 12Shielded wire—兩層屏蔽網(wǎng)相鄰 14Shielded Wire Two Adjacent Shields—兩層屏蔽網(wǎng)不相鄰 16Shielded Wire Two Shields That Are Not Adjacent 19Shielded cable—兩層屏蔽網(wǎng)相鄰 21Shielded Cable Two Adjacent Shields—兩層屏蔽網(wǎng)不相鄰 23Shielded Cable Two Shields That Are Not Adjacent 25Wire or Cable With a NonMetallic Braid 25Aluminum Wire 27Copper Power Feeder Wire 28Bond and Ground Jumper Assembly 29Coax cable 30Fire Resistant Wire 32 629 S280W502()連接電纜 33 629 S280W651()數(shù)據(jù)總線電纜組件 33 35 36 37 37 37 39 42 42 42 45 46 47 49 50 51 51 51 52 52——兩層屏蔽網(wǎng)相鄰 52——兩層圓芯屏蔽網(wǎng)不相鄰