煤礦用阻燃通信電纜(原煤礦用信號電纜) |
|
|
FIRE-RETARDANT COMMUNICATION CABLES FOR COAL MINES(Signal electric cable)
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 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 |
用于井下平巷、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 |
用于井下平巷、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 level and slanted 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, 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 |
1/0.8 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 |
標稱截面 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 | | |
|
|