煤礦用阻燃通信電纜(原煤礦用信號電纜)
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產(chǎn)品介紹
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產(chǎn)品用途:產(chǎn)品適用于煤礦井下監(jiān)測、控制系統(tǒng)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(zhí)行標準 Standards implemented: Q/3210HL07-2005 |
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型號名稱及使用范圍 Model descriptions and Use scope
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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
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電纜長期允許工作溫度 Long-term service temperature of the cable conductor |
70℃ |
| 電纜敷設(shè)溫度 Cable laying temperature | ≥0℃ |
| +25℃時環(huán)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(jié)構(gòu)示意圖
IIIustration of cable structure
電纜規(guī)格 Specifications
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型 號
Model |
標準截面 Nominal sectional area(mm2)
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||||||||||||
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0.5
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0.75
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0.8 1.0
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1.5
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0.5
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0.75
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0.8
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1.0
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1.5 0.5
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0.75
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0.8
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1.0
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1.5
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|
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-
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芯 數(shù)Core No.
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對 數(shù)Pair No.
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導(dǎo)體結(jié)構(gòu)Conductor structure
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MHYV
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2-7
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2-10
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1/0.8
7/0.30 |
1/0.97
7/0.37 |
-
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1/1.13
7/0.43 |
1/1.38
7/0.52 |
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MHYVR
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2-7
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2-10
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-
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42/0.15
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-
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32/0.20
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48/0.20
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MHYVP
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2-7
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2-10
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1/0.8
7/0.30 |
1/0.97
7/0.37 |
-
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1/1.13
7/0.43 |
1/1.38
7/0.52 |
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MHYVRP
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2-7
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2-10
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-
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42/0.15
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-
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32/0.20
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48/0.20
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MHYBV
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2-7
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2-10
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-
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1/0.97
7/0.37 42/0.15 |
1/1.0
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1/1.13
7/0.43 32/0.20 |
1/1.38
7/0.52 48/0.20 |
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MHY32
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-
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3-7
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2-19
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-
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1/0.97
7/0.37 |
-
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1/1.13
7/0.43 |
1/1.38
7/0.52 |
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電纜主要技術(shù)性能 Major technical performances
1、電纜導(dǎo)體直流電阻和電纜固有衰減 DC resistance of the conductor and Intrinsic attenuation
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型 號 Model
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標稱截面
Nominal sectional area mm2 |
導(dǎo) 體 結(jié) 構(gòu) Conductor structure
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20℃時導(dǎo)體直流電阻
DC resistance of the conductor at 20℃ (≤Ω/Km) |
固有衰減 Intrinsic attenuation
(800Hz) (≤dB/Km) |
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種 類 Type
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根數(shù)/單線標稱直徑 PC.No./Single track diameter(mm)
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MHYV
MHYVRP
MHYBV |
0.5
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1
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1/0.8
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36.0
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1.0
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2
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7/0.30
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36.0
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|||
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0.75
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1
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1/0.97
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24.5
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0.8
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|
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2
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7/0.37
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24.5
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|||
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6
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42/0.15
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26.0
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0.8
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1
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1/1.0
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25.8
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0.7
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1.0
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1
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1/1.13
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18.1
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0.65
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2
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7/0.43
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18.1
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|||
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5
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32/0.20
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19.5
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1.5
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1
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1/1.38
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12.1
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0.5
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2
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7/0.52
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12.1
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|||
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5
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48/0.20
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13.3
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2、電纜其它主要技術(shù)性能 Other major technical performances
(型號 Model:MHYV、MHYVR、MHYVRP、MHYVP、MHYBV、MHY32)
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序 號
Serial number |
項目Items
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技術(shù)性能
Technical performances |
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1
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+20℃線芯導(dǎo)體直流電阻(≤Ω/Km) Line core DC resistance at 20℃ | 見上表 See above table | |
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2
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電纜固有衰減(≤dB/Km) Cable intrinsic attenuation | 見上表 See above table | |
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3
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+20℃絕緣電阻(≥MΩ Km) Insulating resistance at 20℃ | 5000 | |
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4
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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 |
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5
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電纜工作電容(≤μF/Km) Cable service capacity | 0.06(800Hz) | |
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6
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遠端串音衰減(≥dB/500) Far-end crosstalk attenuation | 70(800Hz) | |
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7
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電感(≤μH/Km) Inductance | 800(800Hz) | |
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8
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工作對直流電阻差(≤%環(huán)阻) DC resistance difference | 2 | |
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9
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單根垂直燃燒試驗 Combustion for single cable test | MT386 | |
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10
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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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