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產(chǎn)品名稱：煤礦用聚(氯)乙烯絕緣和聚氯乙烯護套電話電纜
產(chǎn)品型號：mhyv
產(chǎn)品報價：
產(chǎn)品特點：煤礦用聚(氯)乙烯絕緣和聚氯乙烯護套電纜
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免費咨詢：0316-5960153/5962509/5963839
手機號碼：13785690344,13831680550,13292661877
發(fā)郵件給我們：kydianlan@126.commhyv煤礦用聚(氯)乙烯絕緣和聚氯乙烯護套電話電纜的詳細資料：
煤礦用聚(氯)乙烯絕緣和聚氯乙烯護套電纜
pvc insulated and pvc sheathed ephone cables for use in mines
產(chǎn)品用途:本產(chǎn)品適用于固定敷設在礦井作通信干線及分線箱與機連接線
scope of application:this product is fit for being laid in fixed placed in mines for the connection of communication trunk lines and junction box and ephones.
執(zhí)行標準 standards implemented: q/3210hl29-2003
型號、名稱及使用范圍 model desc-riptions and use scope
| 型 號 model | 名 稱 desc-riptions | 使 用 范 圍 scope of application |
| mhvv(huvv) | 煤礦用聚氯乙烯絕緣阻燃聚氯乙烯護套電纜 pvc insulated fire retardant pvc sheathed ephone cables for use in mines | 礦井中一般場合 general circumstances in mines |
| mhvvr(huvvr) | 煤礦用聚氯乙烯絕緣阻燃聚氯乙烯護套軟電纜 pvc insulated fire retardant pvc sheathed soft ephone cables for use in mines | 礦井中分線盒、分線箱與機連接的場合 where connection between junction box and ephone is required in mines |
| mhvv22(huvv22) | 煤礦用聚氯乙烯絕緣鋼帶鎧裝阻燃聚氯乙烯護套電纜 pvc insulated steel tape armored fire retardant pvc sheathed ephone cables for use in mines | 礦井中承受一定沖擊力和壓力的場合 where cables are under some impact and pressure in the mine |
| mhvv32(huvv32) | 煤礦用聚氯乙烯絕緣細圓鋼絲鎧裝阻燃聚氯乙烯護套電纜 pvc insulated fine round steel wire armored fire retardant pvc sheathed ephone cables for use in mines | 礦井中垂直敷設或承受較大拉力的場合 vertically laid or laid where the cables are under big impact and pull force in mines |
| mhyv(huyv) | 煤礦用聚乙烯絕緣阻燃聚氯乙烯護套電纜 pe insulated fire retardant pvc sheathed ephone cables for use in mines | 礦井中一般場合 general circumstances in mines |
| mhyvr(huyvr) | 煤礦用聚乙烯絕緣阻燃聚氯乙烯護套軟電纜 pe insulated fire retardant pvc sheathed soft ephone cables for use in mines | 礦井中一般場合 general circumstances in mines |
| mhyv22(huyv22) | 煤礦用聚乙烯絕緣鋼帶鎧裝阻燃聚氯乙烯護套電纜 pe insulated steel tape armored fire retardant pvc sheathed ephone cables for use in mines | 礦井中承受一定沖擊力和壓力的場合 where cables are under some impact and pressure in the mine |
| mhyv32(huyv32) | 煤礦用聚乙烯絕緣細圓鋼絲鎧裝阻燃聚氯乙烯護套電纜 pe insulated fine round steel wire armored fire retardant pvc sheathed ephone cables for use in mines | 礦井中垂直敷設或承受較大拉力的場合 vertically laid or laid where the cables are under big impact and pull force in mines |
電纜結構示意圖
iiiustration of cable structure
使用特性 service characteristics
| 電纜長期允許工作溫度 long-term service temperature of the cable conductor | -40℃-+50℃ |
| 電纜敷設溫度 cable laying temperature | ≥-10℃ |
| +25℃時環(huán)境相對濕度 environment relative humidity at 25℃ | ≤95% |
| 電纜的zui小彎曲半徑 minimun bending radius | mhvv mhyv mhvvr mhyvr 型電纜為電纜外徑的15倍，其它型號為外徑的20倍 15 times of the cable outer diameter of mhvv mhyv mhvvr mhyvr, and 20times for the rest |
電纜規(guī)格 specifications
| 型 號 model | 規(guī) 格 specifications | 導體結構（根數(shù)/直徑）mm conductor structure(number/diameter) |
| mhyvr mhvvr | 1x2 | 1/0.28鍍錫銅線 +6/0.28鍍錫鋼線 1/0.28 tinned copper wire +6/0.28 tinned steel wire |
| mhvv22 mhvv32 mhyv22 mhyv32 | 2x2-100x2 | 1/0.5; 1/0.8 |
| mhvv mhyv | 1x2-100x2 | 1/0.5; 1/0.8 |
電纜主要技術性能 major technical performances
1、 電纜導體直流電阻及固有衰減
dc resistance of the conductor and intrinsic attenuation
| 型 號 model | +20℃導體直流電阻（≤ω/km） dc resistance of conductor at 20℃ | 固有衰減（800hz）≤db/km intrinsic attenuation |
| mhvvr mhyvr | 260 | 4.63 |
| mhvv22 mhvv32 mhyv22 mhyv32 mhvv mhyv | 95（0.5mm）; 36.7(0.8mm) | 1.32(0.5mm); 0.95(0.8mm) |
2、電纜其它技術性能 other major technical performances
| 序 號 serial number | 項 目 items | 型 號model:mhvv mhvvr mhvv22 mhvv32 | 型 號model:mhyv mhyvr mhyv22 mhyv32 | |
| 1 | +20℃線芯導體直流電阻（ω/km） line core dc resistance at 20℃ | 見上表 see above table | ||
| 2 | 電纜固有衰減（≤dm/km） cable intrinsic attenuation | 見上表 see above table | ||
| 3 | +20℃絕緣電阻（≥mω·km） insulating resistance at 20℃ | 110 ; 40(mhvvr) | 3000 ; 110(mhyvr) | |
| 4 | 1min工頻交流電壓試驗 lmin power frequency alternating current pressure test | 芯-芯core - core 芯-鎧裝層core - armoring | 1000v不擊穿 1000v no breakdown | 1500v不擊穿 1500v no breakdown |
| 5 | 工作電容（≤μf/km） service capacity | 0.12 | 0.06 | |
| 6 | 單根垂直燃燒試驗 single wire burning test | mt386 | ||
| 7 | 成束燃燒試驗 group burning test | 符合gb/t 18380.3標準中b類成束試驗要求 conforms to gb/t18380.3 standard b types group test | ||
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