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scope of application:the product is suitable for the coal mine mine shaft monitor, the control system makes the low-frequency signal transmission line
執行標準 standards implemented: q/3210hl07-2005
型號名稱及使用范圍 model de sc-riptionsuse scope
型 號model
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名 稱de sc-riptions
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使 用 范 圍use scope
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| mhyvpuyv | 煤礦用聚乙烯絕緣聚氯乙烯護套通信電纜pe insulated pvc sheathed communication cables for coal mine | 用于井下平巷、斜巷及機電硐室作普通信號傳輸used in level; or slanted channelspower house |
| mhyvrpuyvr | 煤礦用聚乙烯絕緣聚氯乙烯護套通信電纜pe insulated pvc sheathed communication cables for coal mine | 用于井下平巷、斜巷及機電硐室作普通信號傳輸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合作信號傳輸served in coal mine where interference is strong |
| mhyvrppuyvrp | 煤礦用聚乙烯絕緣聚氯乙烯護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合作信號傳輸served in coal mine where interference is strong |
| mhybvpuyv31 | 煤礦用聚乙烯絕緣鍍鋅鋼絲編織鎧裝聚氯乙烯護套通信電纜pe insulated tinned steel wire weave armored pvc sheathed communication cables | 用于井下平巷或斜巷作主信號傳輸能承受一定的機械沖擊力served in levelslanted channels where the mechanic impact is strong |
| mhy32 puyv39、39-1 | 煤礦用聚乙烯絕緣聚氯乙烯護套鋼絲鎧裝通信電纜pe insulated steel wire armored pvc sheathed communication cables | 用于豎井或斜井作主信號傳輸能承受較大的拉力served as major signal line in shaft or slanted shaft in coal mines,capable of being under considerable pull force |
使用特性 service characteristics
| 電纜長期允許工作溫度long-term service temperature of the cable conductor | 70℃ |
| 電纜敷設溫度 cable laying temperature | ≥0℃ |
| +25℃時環境相對濕度 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，其它型號為外徑的15倍10 times of the cable outer diameter of mhjyv,15times for the rest |
