【正文】
6)根據(jù)203012 (1)程序,在203012 Table 19(PART NUMBERS OF SEALED SPLICE KITS FOR UNSHIELDED WIRE AND UNSHIELDED CABLE)中,根據(jù)封嚴(yán)拼接套件Sleeve的容納導(dǎo)線數(shù)量和孔數(shù),以及CAU范圍,確定適用的封嚴(yán)拼接套件的件號(hào)。 inch。●The bond between the overlaps of the tape of the insulation is broken for a length more than 50 percent of the diameter of the wire;refer to Figure 6 and Paragraph 。 。l 等級(jí)3(C3):三股擰在一起的線。在圖表中有三條從左下角斜向上方的粗曲線,曲線表示是在不同安裝條件下導(dǎo)線負(fù)載能力。防火系統(tǒng)線路的導(dǎo)線結(jié)構(gòu) 導(dǎo)線/電纜的選用:在導(dǎo)線/電纜的選用時(shí),要考慮溫度適用等級(jí)和絕緣等級(jí)。鋁線結(jié)構(gòu)(以MILW7072 為例):工作電壓600V;環(huán)境溫度范圍55176。C以上):PTFE材料特性:一般具有防水、防油。 inch farther than the rear end of the ferrule at the other end of the splice_ Makes a 50 percent overlap.(28) Tightly wind a second layer of the tape on the splice assembly.Make sure that the layer of tape:_ Starts where the first layer of tape stops_ Stops where the first layer of tape starts_ Makes a 50 percent overlap.(29) Put the sleeve on the shield splice assembly.Make sure that each end of the sleeve is a minimum of inch farther than the tape on each end of the splice assembly.(30) Shrink the sleeve into its position. Refer to Subject 201014.導(dǎo)線與電纜 一、 概述導(dǎo)線是指在一個(gè)絕緣層里,有多股鍍錫(鍍銀或鍍鎳)的銅絲(高密度銅合金絲)組合在一起,其柔軟性較好;在電路中起到連接的作用。 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。CMILW7139銅線耐高溫205176。C。C。 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。導(dǎo)線選擇時(shí),要知道的數(shù)據(jù):線長(英尺)、流過的安培數(shù)、允許的壓降,還要考慮電流流過是間斷的,還是連續(xù)的。 導(dǎo)線和導(dǎo)線束的標(biāo)記 標(biāo)記形式:導(dǎo)線識(shí)別在導(dǎo)線束中識(shí)別導(dǎo)線,識(shí)別碼能夠在目錄中查到,還有其他形式的標(biāo)記,但不常用。201013查詢SWPM手冊(cè)“Front Matter”中的“Content目錄”,確定“導(dǎo)線/電纜修理”所在章節(jié):201013(REPAIR OF ELECTRICAL WIRE AND CABLE)P82(REPAIR OF ELECTRICAL WIRE AND CABLE);201013,1(GENERAL DATA);201013, (Applicable Repair Conditions for Wire and Cable)For the general conditions that are applicable for:●The repair of wire and cable, refer to Paragraph .●The repair of Airworthiness Limitation wiring, refer to Paragraph .●The repair of Fuel System wiring that has Airworthiness Limitations, refer to Paragraph .●The repair of wiring that is adjacent to a fuel tank, refer to Paragraph .●The selection of parts and materials for a repair, refer to Paragraph .●The repair of wire and cable with a splice, refer to Paragraph .For the applicable damage and repair conditions of:●Wire and cable in special systems, refer to Table 1●Special wire and cable, refer to Table 2●Other types of wire and cable, refer to Table 3P910201013,P910P911203012,P912201013,2 (WIRE AND CABLE DAMAGE AND REPAIR CONDITIONS), (Unshielded Wire)For the conditions that are applicable to the data in this paragraph, refer to Paragraph 。201012,根據(jù)203012 (1)程序,在203012 (Conductor CAU)的Table 4(AWG TO CAU CONVERSION)中,根據(jù)導(dǎo)線的AWG規(guī)格,確定導(dǎo)線的CAU值:AWG 16=CAU 24;AWG 20=CAU 12。2) 清理工作現(xiàn)場(chǎng)。67 / 67。P466P467,完成給定受損導(dǎo)線的修理。 在203012 7(SEALED SPLICE CONFIGURATIONS FOR UNSHIELDED WIRES AND UNSHIELDED CABLES)中,(Splice Assembly Configurations)中,在Table 61(SEALED SPLICE ASSEMBLY CONFIGURATIONS)中,根據(jù)導(dǎo)線CAU值等因數(shù)確定用封嚴(yán)拼接套件(Splice Kit)對(duì)導(dǎo)線(單根或兩根)進(jìn)行修理的程序203012 (One or Two Wires to One or Two Wires Splice Kit)。專用耗材:根據(jù)手冊(cè)查閱結(jié)果,再準(zhǔn)備相關(guān)耗材。這些標(biāo)記是用特殊的打印機(jī)打在導(dǎo)線和電纜上面的。 導(dǎo)線的壓降在負(fù)載電路中允許的最大電壓降正常系統(tǒng)工作電壓(V)允許的電壓降(V)連續(xù)工作間斷工作14 1281211548200714二、 導(dǎo)線的選擇說明:導(dǎo)線的尺寸必須滿足,當(dāng)有電流流過時(shí)不會(huì)產(chǎn)生過大的電壓降。FA100212Type IB135275Type IIC180356Type IIID260500Type IVl 對(duì)于給定溫度等級(jí)的材料,只能使用此等級(jí)的材料或更高級(jí)別的材料。工作溫度范圍40176。導(dǎo)線與電纜的種類:?? 帶屏蔽或不帶屏蔽的單芯Class 導(dǎo)線/電纜001199?? 帶屏蔽或不帶屏蔽的雙芯絞合Class 導(dǎo)線/電纜201299?? 帶屏蔽或不帶屏蔽的三芯絞合Class 導(dǎo)線/電纜301399?? 帶屏蔽或不帶屏蔽的四芯及以上的絞合導(dǎo)線/電纜401499?? 專用種類導(dǎo)線?? 高溫導(dǎo)線?? 同軸電纜?? 熱電偶連接導(dǎo)線?? 其它類型導(dǎo)線?? 超過上面的所有的導(dǎo)線/電纜501899 1A99Z?? 航空公司預(yù)留的導(dǎo)線901999 C9001C9999?? 廠家預(yù)留的客戶化的導(dǎo)線束編碼AA 到Y(jié)Y ZA 到ZZ?? 帶極性的預(yù)留的客戶化導(dǎo)線PA1PY9 PZ1PZ9導(dǎo)線、電纜的結(jié)構(gòu)介紹:以MILW7139導(dǎo)線結(jié)構(gòu):工作電壓600V;環(huán)境溫度范圍60176。CMILC7078銅線耐高溫205176。 refer to Paragraph ._ Damage to the shield is more than 1 inch in length or more than 25 percent of the circumference of the shield, and near the end of the cable。C)。鋁芯線:用于電源系統(tǒng),只是為了減輕飛機(jī)的重量。C。鋁線主要用于民用航空器的電源系統(tǒng)的部分線路(發(fā)動(dòng)機(jī)、吊架不允許使用)。如果負(fù)載電流和電壓的交點(diǎn)在曲線1 和曲線2 之間,則表明導(dǎo)線是在自由空氣中能連續(xù)承載電流,但如果是在導(dǎo)線管里的導(dǎo)線束或電纜則會(huì)產(chǎn)生過熱超載而使導(dǎo)線或電纜損壞。(4) 線的尺寸:線的橫截面積(線號(hào)AWG)或DIN標(biāo)準(zhǔn)。 導(dǎo)線數(shù)據(jù)碼普通區(qū)域的導(dǎo)線修理主要的工具設(shè)備:螺刀、斜口鉗、夾接工具、直尺、毛刷、工具盤、帶手冊(cè)的電腦、剝線鉗、游標(biāo)卡尺等。 201013,4 (REPAIR OF UNSHIELDED WIRE AND UNSHIELDED CABLE WITH A SPLICE ASSEMBLY)201013, (Repair of a Wire) ( Repair of a Cable)201013, (General Conditions for the Repair of Wire and Cable with a Splice),按程序?qū)?dǎo)線進(jìn)行修理前的準(zhǔn)備(剪去導(dǎo)線的損傷長度段、清潔)。P624200015 ,剝線后導(dǎo)線的情況檢查:P626P626P627200015 ,絕緣去除程序:P627在200015 :P643P644P644(僅部分),選擇適用的夾接工具。8)根據(jù)203012 (4)程序,在203012 Table 43(CRIMP TOOLS FOR BACS52K() AND RAYCHEM D609() UNINSULATED BUTT SPLICES)中,根據(jù)夾接尺寸確定夾接工具(Crimp Tool= AD137ST956C、ST956D)。 在203012 7(SEALED SPLICE CONFIGURATIONS FOR UNSHIELDED WIRES AND UNSHIELDED CABLES)中,(Splice Assembly Configurations)中,在Table 61(SEALED SPLICE ASSEMBLY CONFIGURATIONS)中,根據(jù)導(dǎo)線CAU值等因數(shù)確定用封嚴(yán)拼接套件(Splice Kit)對(duì)導(dǎo)線(單根或兩根)進(jìn)行修理的程序203012 (One or Two Wires to One or Two Wires Splice Kit)。P2527,確定導(dǎo)線絕緣層剝除的長度及絕緣去除程序?!馜amage that goes into the primary insulation。 由導(dǎo)線型號(hào)和飛機(jī)型號(hào)按數(shù)字字母排列的數(shù)據(jù)表,為線芯數(shù),R WTC為可替換前型號(hào)的替換件。(3) 等級(jí):(芯線股數(shù))l 等級(jí)1(C1):單股線。 20176。防火系統(tǒng)線路:防火系統(tǒng)線路使用的導(dǎo)線原則上要同時(shí)滿足下面條件:?? 紅色、白色或紅白相間的絕緣外套?? 導(dǎo)線特別耐高溫導(dǎo)線要符合MILW25038 要求,工作環(huán)境溫度是