产品用途:产品适用于煤矿井下监测、控制系统作低频信号传输线。
scope of application:the product is suitable for the coal mine mine shaft monitor, the control system makes the low-frequency signal transmission line
执行标准 standards implemented: q/3210hl07-2005
型号名称及使用范围 model de sc-riptionsuse scope
型 号model
|
名 称de sc-riptions
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使 用 范 围use scope
|
| mhyv(puyv) | 煤矿用聚乙烯绝缘聚氯乙烯护套通信电缆pe insulated pvc sheathed communication cables for coal mine | 用于井下平巷、斜巷及机电硐室作普通信号传输used in level; or slanted channelspower house |
| mhyvr(puyvr) | 煤矿用聚乙烯绝缘聚氯乙烯护套通信电缆pe insulated pvc sheathed communication cables for coal mine | 用于井下平巷、斜巷及机电硐室作普通信号传输used in level; or slanted channelspower house |
| mhyvp(puyvp) | 煤矿用聚乙烯绝缘铜丝编织屏蔽聚氯乙烯护套通信电缆pe insulated copper wire weave shielded pvc sheathed communication cables | 用于井下干扰较大的场合作信号传输served in coal mine where interference is strong |
| mhyvrp(puyvrp) | 煤矿用聚乙烯绝缘聚氯乙烯护套铜丝编织屏蔽通信软电缆pe insulated copper wire weave shielded pvc sheathed communication soft cables | 用于井下干扰较大的场合作信号传输served in coal mine where interference is strong |
| mhybv(puyv31) | 煤矿用聚乙烯绝缘镀锌钢丝编织铠装聚氯乙烯护套通信电缆pe insulated tinned steel wire weave armored pvc sheathed communication cables | 用于井下平巷或斜巷作主信号传输能承受一定的机械冲击力served in levelslanted channels where the mechanic impact is strong |
| mhy32 (puyv39、39-1) | 煤矿用聚乙烯绝缘聚氯乙烯护套钢丝铠装通信电缆pe insulated steel wire armored pvc sheathed communication cables | 用于竖井或斜井作主信号传输能承受较大的拉力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
| 电缆长期允许工作温度long-term service temperature of the cable conductor | 70℃ |
| 电缆敷设温度 cable laying temperature | ≥0℃ |
| +25℃时环境相对湿度 environment relative humidity at 25℃ | ≤95% |
| 电缆的传输频率 transmission frequency of cable | ≤30khz |
| 电缆的最小弯曲半径 minimun bending radius | mhyvr及mhyvrp型电缆为电缆外径的10倍，其它型号为外径的15倍10 times of the cable outer diameter of mhjyv,15times for the rest |
电缆结构示意图iiiustration of cable structure
电缆规格 specifications
型 号model
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标准截面 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
|
|
-
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芯 数core no.
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对 数pair no.
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导体结构conductor structure
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||||||||||
mhyv
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2-7
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2-10
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1/0.87/0.30
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1/0.977/0.37
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-
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1/1.137/0.43
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1/1.387/0.52
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||||||
mhyvr
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2-7
|
2-10
|
-
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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
|
2-10
|
1/0.87/0.30
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1/0.977/0.37
|
-
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1/1.137/0.43
|
1/1.387/0.52
|
||||||
mhyvrp
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2-7
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2-10
|
-
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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
|
||||||
mhybv
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2-7
|
2-10
|
-
|
1/0.977/0.3742/0.15
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1/1.0
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1/1.137/0.4332/0.20
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1/1.387/0.5248/0.20
|
||||||
mhy32
|
-
|
3-7
|
2-19
|
-
|
1/0.977/0.37
|
-
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1/1.137/0.43
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1/1.387/0.52
|
|||||
电缆主要技术性能 major technical perbances
1、电缆导体直流电阻和电缆固有衰减 dc resistance of the conductorintrinsic attenuation
型 号 model
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标称截面nominal sectional areamm2
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导 体 结 构 conductor structure
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20℃时导体直流电阻dc resistance of the conductor at 20℃(≤ω/km)
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固有衰减 intrinsic attenuation(800hz) (≤db/km)
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|
种 类 type
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根数/单线标称直径 pc.no./single track diameter(mm)
|
||||
mhyvmhyvr mhyvrpmhyvp mhybvmhy32 |
0.5
|
1
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1/0.8
|
36.0
|
1.0
|
2
|
7/0.30
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36.0
|
|||
0.75
|
1
|
1/0.97
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24.5
|
0.8
|
|
2
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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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