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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

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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更新時(shí)間:2022-08-22 15:52:25瀏覽次數(shù):2414次

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煤礦用電纜MHYV型號(hào);MA標(biāo)志認(rèn)證產(chǎn)品煤礦用電纜型號(hào):MHYV;MHYVR;MHYAV;MHYVRP;MHYVP煤礦用電纜:;

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)、名稱及使用范圍 model desc-riptionsuse scope

型 號(hào)model
名 稱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 ; 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類成束試驗(yàn)要求conforms to gb/t18380.3 standard b types group test

 

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