FIRE-RETARDANT COMMUNICATION CABLES FOR COAL MINES(Signal electric cable) 產品用途:產品適用於煤礦井下監測、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 descriptions and Use scope 型 號
Model | 名 稱
Descriptions | 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 | 用於井下平巷、斜巷及機電硐室作普通信號傳輸
Used in level; or slanted channels and power 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 | 用於井下平巷、斜巷及機電硐室作普通信號傳輸
Used in level; or slanted channels and power 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 | 用於井下乾擾較大的場合作信號傳輸
Served in coal mine wher 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 | 用於井下乾擾較大的場合作信號傳輸
Served in coal mine wher 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 | 用於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 level and slanted channels wher 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 | 用於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, and 15times for the rest |
電纜結構示意圖
IIIustration of cable structure  電纜規格 Specifications 型 號
Model | 標準截麵 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 | 1/0.8
7/0.30 | 1/0.97
7/0.37 | - | 1/1.13
7/0.43 | 1/1.38
7/0.52 | MHYVR | 2-7 | 2-10 | - | 42/0.15 | - | 32/0.20 | 48/0.20 | MHYVP | 2-7 | 2-10 | 1/0.8
7/0.30 | 1/0.97
7/0.37 | - | 1/1.13
7/0.43 | 1/1.38
7/0.52 | MHYVRP | 2-7 | 2-10 | - | 42/0.15 | - | 32/0.20 | 48/0.20 | MHYBV | 2-7 | 2-10 | - | 1/0.97
7/0.37
42/0.15 | 1/1.0 | 1/1.13
7/0.43
32/0.20 | 1/1.38
7/0.52
48/0.20 | MHY32 | - | 3-7 | 2-19 | - | 1/0.97
7/0.37 | - | 1/1.13
7/0.43 | 1/1.38
7/0.52 |
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 conductor and Intrinsic attenuation 型 號 Model | 標稱截麵
Nominal sectional area
mm2 | 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) | MHYV
MHYVR MHYVRP
MHYVP MHYBV
MHY32 | 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 |
2、電纜其它主要技術性能 Other major technical performances (型號 Model:MHYV、MHYVR、MHYVRP、MHYVP、MHYBV、MHY32) 序 號
Serial number | 項目Items | 技術性能
Technical performances | 1 | +20℃線芯導體直流電阻(≤Ω/Km) Line core DC resistance at 20℃ | 見上表 See above table | 2 | 電纜固有衰減(≤dB/Km) Cable intrinsic attenuation | 見上表 See above table | 3 | +20℃絕緣電阻(≥MΩ Km) Insulating resistance at 20℃ | 5000 | 4 | lmin工頻交流電壓試驗
lmin power frequency alternating current pressure test | 芯-芯
Core - core
芯-屏蔽
Core - hield | 1500V不擊穿(50Hz)
1500V Does not penetrate | 5 | 電纜工作電容(≤μF/Km) Cable service capacity | 0.06(800Hz) | 6 | 遠端串音衰減(≥dB/500) Far-end crosstalk attenuation | 70(800Hz) | 7 | 電感(≤μH/Km) Inductance | 800(800Hz) | 8 | 工作對直流電阻差(≤%環阻) DC resistance difference | 2 | 9 | 單根垂直燃燒試驗 Combustion for single cable test | MT386 | 10 | 成束燃燒試驗 Combustion for bunched cable test | 符合GB/T18380標準中B類成束燃燒試驗要求
Conforms to GB/T18380 standard B kind becomes ties the burning test |
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