MHYAV型號(hào)煤礦用阻燃通信電纜-MA標(biāo)志認(rèn)證產(chǎn)品 fire-retardant communication cables for coal minessignal electric cable 產(chǎn)品用途:產(chǎn)品適用于煤礦井下監(jiān)測(cè)、控制系統(tǒng)作低頻信號(hào)傳輸線。 scope of application:the product is suitable for the coal mine mine shaft monitor the control system makes the low-frequency signal transmission line 執(zhí)行標(biāo)準(zhǔn) standards implemented: q/3210hl07-2005 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use scope mhyvpuyv 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 mine 用于井下平巷、斜巷及機(jī)電硐室作普通信號(hào)傳輸used in level; or slanted channelspower house mhyvrpuyvr 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 mine 用于井下平巷、斜巷及機(jī)電硐室作普通信號(hào)傳輸used in level; or slanted channelspower house mhyvppuyvp 煤礦用聚乙烯絕緣銅絲編織屏蔽聚氯乙烯護(hù)套通信電纜pe insulated copper wire weave shielded pvc sheathed communication cables 用于井下干擾較大的場(chǎng)合作信號(hào)傳輸served in coal mine where interference is strong mhyvrppuyvrp 煤礦用聚乙烯絕緣聚氯乙烯護(hù)套銅絲編織屏蔽通信軟電纜pe insulated copper wire weave shielded pvc sheathed communication soft cables 用于井下干擾較大的場(chǎng)合作信號(hào)傳輸served in coal mine where interference is strong 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 70℃ 電纜敷設(shè)溫度 cable laying temperature ≥0℃ +25℃時(shí)環(huán)境相對(duì)濕度 environment relative humidity at 25℃ ≤95% 電纜的傳輸頻率 transmission frequency of cable ≤30khz 電纜的最小彎曲半徑 minimun bending radius mhyvr及mhyvrp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 mhjyv15times for the rest 電纜結(jié)構(gòu)示意圖iiiustration of cable structure 電纜規(guī)格 specifications 型 號(hào)model 標(biāo)準(zhǔn)截面 nominal sectional areamm2 0.5 0.75 0.8 1.0 1.5 0.5 0.75 0.8 1.0 1.5 0.5 0.75 0.8 1.0 1.5 - 芯 數(shù)core no. 對(duì) 數(shù)pair no. 導(dǎo)體結(jié)構(gòu)conductor structure
