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 |
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(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)構示意圖
IIIustration of cable structure
電纜規(guī)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(shù)Core No.
|
對 數(shù)Pair No.
|
導體結(jié)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(jié) 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(shù)/單線標稱直徑 PC.No./Single track diameter(mm)
|
||||
MHYV
MHYVRP
MHYBV |
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(huán)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 |