型號(hào)MHYAV MHYA32 MHY32 MHYV32 PUYV39-1等型號(hào).2*2 4*2 5*2 10*2 20*230*2 50*2 80*2等規(guī)格芯數(shù)可選護(hù)套材質(zhì)阻燃聚氯乙稀材料形狀圓線拉伸強(qiáng)度國標(biāo)電線Zui大外徑國標(biāo)（mm）絕緣厚度國標(biāo)（mm）產(chǎn)品認(rèn)證MT818-1999.
產(chǎn)品用途:產(chǎn)品用于煤礦井下電話通信干線、配線和用戶線路。
scope of application:the product uses in the coal mine mine shafttelephone communication skeleton line, matches the line and thesubscriber"s loop
執(zhí)行標(biāo)準(zhǔn) standards implemented:mt 81814-1999
型號(hào)、名稱及使用范圍
model、descriptions and use scope
型號(hào)
model 名 稱
descriptions 使 用 范 圍
use scope
mhyv 煤礦用聚乙烯絕緣聚氯乙烯護(hù)套通信電纜
pe insulated pvc sheathed communication cables for coal mines用于平巷、斜巷及機(jī)電硐室
served in level,slanted channels and power house
mhjyv 煤礦用加強(qiáng)型線芯聚乙烯絕緣聚氯乙烯護(hù)套通信電纜
reinforced core pe insulated pvc sheathed communication cables forcoal mines 用于機(jī)械損傷較高的平巷和斜巷
served in level and slanted channels where mechanical damage isfrequent
mhybv 煤礦用聚乙烯絕緣鍍鋅鋼絲編織鎧裝聚氯乙烯護(hù)套通信電纜
pe insulated galvanized steel wire weave armored pvc sheathedcommunication cables for coal mines 用于機(jī)械沖擊較高的平巷和斜巷
served in level and slanted channels where mechanical damage isfrequent
mhyav 煤礦用聚乙烯絕緣鋁-聚乙烯粘護(hù)層聚氯乙烯護(hù)套通信電纜
pe insulated al/pe binding layer pvc sheathed communication cablesfor coal mines 用于較潮濕的斜井和平巷
served in level and slanted channels with high humidity
mhya32 煤礦用聚乙烯絕緣鋁-聚乙烯粘結(jié)護(hù)層鋼絲鎧裝聚氯乙烯護(hù)套通信電纜
pe insulated al/pe binding layer steel wire armored pvc sheathedcommunication cables for coal mines 用于豎井或斜井
served in shaft and slanted shaft
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(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 mhyv及mhjyv型電纜為電纜外徑的10倍，其它型號(hào)為外徑的15倍10 times of the cable outer diameter of mhjyv, and 15times for therest
電纜規(guī)格 specifications
型 號(hào)
model 規(guī) 格
specifications 導(dǎo)體結(jié)構(gòu)(根/直徑)mm
conductor structure(number/diameter)
mhyv 1x2、2x2、1x4、5x2 7/0.28
mhjyv 1x2、2x2 4/0.28銅線+3/0.28鋼線 4/0.28
copper wire +3/0.28 steel wire
mhybv 5x2、10x2、20x2 1/0.8
mhyav 20x2、30x2、50x2
mhya32 30x2、50x2、80x2
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 conductor and intrinsicattenuation
型 號(hào)
model 20℃時(shí)導(dǎo)體直流電阻
dc resistance of conductor at 20℃
≤ω ( ， /km) 固有衰減(800hz)
intrinsic attenuation
≤( ,db/km)
mhyv 45 1.10
mhjyv 73 1.30
mhybv mhyav mhya32 36.7 0.95