產品用途:產品適用于煤礦井下監測、控制系統作低頻信號傳輸線。
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 | 名 稱de sc-riptions | 使 用 范 圍use scope |
| mhyv(puyv) | 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 |
| mhyvr(puyvr) | 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 |
| mhyvp(puyvp) | 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 |
| mhyvrp(puyvrp) | 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 |
| mhybv(puyv31) | 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*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zui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 |
電纜結構示意圖iiiustration of cable structure
電纜規格 specifications
| 型 號model | 標準截面 nominal sectional area(mm2) | ||||||||||||
| 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core no. | 對 數pair no. | 導體結構conductor structure | ||||||||||
| mhyv | 2-7 | 2-10 | 1/0.87/0.30 | 1/0.977/0.37 | - | 1/1.137/0.43 | 1/1.387/0.52 | ||||||
| mhyvr | 2-7 | 2-10 | - | 42/0.15 | - | 32/0.20 | 48/0.20 | ||||||
| mhyvp | 2-7 | 2-10 | 1/0.87/0.30 | 1/0.977/0.37 | - | 1/1.137/0.43 | 1/1.387/0.52 | ||||||
| mhyvrp | 2-7 | 2-10 | - | 42/0.15 | - | 32/0.20 | 48/0.20 | ||||||
| mhybv | 2-7 | 2-10 | - | 1/0.977/0.3742/0.15 | 1/1.0 | 1/1.137/0.4332/0.20 | 1/1.387/0.5248/0.20 | ||||||
| mhy32 | - | 3-7 | 2-19 | - | 1/0.977/0.37 | - | 1/1.137/0.43 | 1/1.387/0.52 | |||||
電纜主要技術性能 major technical performances
1、電纜導體直流電阻和電纜固有衰減 dc resistance of the conductorintrinsic attenuation
| 型 號 model | 標稱截面nominal sectional areamm2 | 導 體 結 構 conductor structure | 20℃時導體直流電阻dc resistance of the conductor at 20℃(≤ω/km) | 固有衰減 intrinsic attenuation(800hz) (≤db/km) | |
| 種 類 type | 根數/單線標稱直徑 pc.no./single track diameter(mm) | ||||
| mhyvmhyvr mhyvrpmhyvp mhybvmhy32 | 0.5 | 1 | 1/0.8 | 36.0 | 1.0 |
| 2 | 7/0.30 | 36.0 | |||
| 0.75 | 1 | 1/0.97 | 24.5 | 0.8 | |
| 2 | 7/0.37 | 24.5 | |||
| 6 | 42/0.15 | 26.0 | |||
| 0.8 | 1 | 1/1.0 | 25.8 | 0.7 | |
| 1.0 | 1 | 1/1.13 | 18.1 | 0.65 | |
| 2 | 7/0.43 | 18.1 | |||
| 5 | 32/0.20 | 19.5 | |||
| 1.5 | 1 | 1/1.38 | 12.1 | 0.5 | |
| 2 | 7/0.52 | 12.1 | |||
| 5 | 48/0.20 | 13.3 | |||
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