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當(dāng)前位置：天津市電纜總廠第一分廠>>礦用電話電纜系列產(chǎn)品>>礦用電話電纜MHYV系列>> mhyv煤礦用電話電纜MHYV型號(hào);MA煤安標(biāo)志認(rèn)證產(chǎn)品
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產(chǎn)品型號(hào)mhyv
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礦用通信電纜|礦用電話電纜|礦用電纜-山西太原銷(xiāo)售部
煤礦用電話電纜MHYV型號(hào);MA煤安標(biāo)志認(rèn)證產(chǎn)品
煤礦用電纜MHYV型號(hào);MA煤安標(biāo)志認(rèn)證產(chǎn)品
產(chǎn)品用途:本產(chǎn)品適用于固定敷設(shè)在礦井作通信干線及分線箱與機(jī)連接線
scope of application:this product is fit for being laid in fixed placed in mines for the connection of communication trunk linesjunction boxephones.
執(zhí)行標(biāo)準(zhǔn) standards implemented: q/3210hl29-2003
型號(hào)、名稱(chēng)及使用范圍 model desc-riptionsuse scope
| 型 號(hào)model | 名 稱(chēng)desc-riptions | 使 用 范 圍scope of application |
| mhvvhuvv | 煤礦用聚氯乙烯絕緣阻燃聚氯乙烯護(hù)套電纜pvc insulated fire retardant pvc sheathed ephone cables for use in mines | 礦井中一般場(chǎng)合general circumstances in mines |
| mhvvrhuvvr | 煤礦用聚氯乙烯絕緣阻燃聚氯乙烯護(hù)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(jī)連接的場(chǎng)合where connection between junction boxephone is required in mines |
| mhvv22huvv22 | 煤礦用聚氯乙烯絕緣鋼帶鎧裝阻燃聚氯乙烯護(hù)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(chǎng)合where cables are under some impactpressure in the mine |
| mhvv32huvv32 | 煤礦用聚氯乙烯絕緣細(xì)圓鋼絲鎧裝阻燃聚氯乙烯護(hù)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(shè)或承受較大拉力的場(chǎng)合vertically laid or laid where the cables are under big impactpull force in mines |
| mhyvhuyv | 煤礦用聚乙烯絕緣阻燃聚氯乙烯護(hù)套電纜pe insulated fire retardant pvc sheathed ephone cables for use in mines | 礦井中一般場(chǎng)合general circumstances in mines |
| mhyvrhuyvr | 煤礦用聚乙烯絕緣阻燃聚氯乙烯護(hù)套軟電纜pe insulated fire retardant pvc sheathed soft ephone cables for use in mines | 礦井中一般場(chǎng)合general circumstances in mines |
| mhyv22huyv22 | 煤礦用聚乙烯絕緣鋼帶鎧裝阻燃聚氯乙烯護(hù)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(chǎng)合where cables are under some impactpressure in the mine |
| mhyv32huyv32 | 煤礦用聚乙烯絕緣細(xì)圓鋼絲鎧裝阻燃聚氯乙烯護(hù)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(shè)或承受較大拉力的場(chǎng)合vertically laid or laid where the cables are under big impactpull force in mines |
電纜結(jié)構(gòu)示意圖iiiustration of cable structure
使用特性 service characteristics
| 電纜長(zhǎng)期允許工作溫度long-term service temperature of the cable conductor | -40℃-+50℃ |
| 電纜敷設(shè)溫度cable laying temperature | ≥-10℃ |
| +25℃時(shí)環(huán)境相對(duì)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(hào)為外徑的20倍15 times of the cable outer diameter of mhvv mhyv mhvvr mhyvr,20times for the rest |
電纜規(guī)格 specifications
| 型 號(hào)model | 規(guī) 格specifications | 導(dǎo)體結(jié)構(gòu)（根數(shù)/直徑）mm conductor structurenumber/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(shù)性能 major technical performances
1、 電纜導(dǎo)體直流電阻及固有衰減
dc resistance of the conductorintrinsic attenuation
| 型 號(hào)model | +20℃導(dǎo)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）; 36.70.8mm | 1.320.5mm; 0.950.8mm |
2、電纜其它技術(shù)性能 other major technical performances
| 序 號(hào)serial number | 項(xiàng) 目items | 型 號(hào)model:mhvv mhvvr mhvv22 mhvv32 | 型 號(hào)model:mhyv mhyvr mhyv22 mhyv32 | |
| 1 | +20℃線芯導(dǎo)體直流電阻（ω/km）line core dc resistance at 20℃ | 見(jiàn)上表 see above table | ||
| 2 | 電纜固有衰減（≤dm/km）cable intrinsic attenuation | 見(jiàn)上表 see above table | ||
| 3 | +20℃絕緣電阻（≥mω·km）insulating resistance at 20℃ | 110 ; 40mhvvr | 3000 ; 110mhyvr | |
| 4 | 1min工頻交流電壓試驗(yàn)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(yàn)single wire burning test | mt386 | ||
| 7 | 成束燃燒試驗(yàn)group burning test | 符合gb/t 18380.3標(biāo)準(zhǔn)中b類(lèi)成束試驗(yàn)要求conforms to gb/t18380.3 standard b types group test | ||
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