矿用信号电缆
FIRE-RETARDANT COMMUNICATION CABLES FOR COALMINES(Signal electric cable)
矿用信号电缆用途:产品适用于煤矿井下监测、控制系统作低频信号传输线。
Scopeof application:The product is suitable for the coal mine mine shaftmonitor, the control system makes the low-frequency signaltransmission line
煤矿用通信电缆执行标准 Standards implemented: MT818-1999 煤矿用通信电缆型号名称及使用范围 Modeldescriptions and Use scope
型号
Model | 名称
Descriptions | 使用范围
Use scope |
MHYV(PUYV) | 聚乙烯绝缘聚氯乙烯护套矿用信号电缆
PE insulated PVC sheathed communication cables for coalmine | 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 channels and power house |
MHYVR(PUYVR) | 聚乙烯绝缘聚氯乙烯护套矿用信号电缆
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 channels and power house |
MHYVP(PUYVP) | 聚乙烯绝缘铜丝编织屏蔽聚氯乙烯护套矿用信号电缆
PE insulated copper wire weave shielded PVC sheathed communicationcables | 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) | 聚乙烯绝缘聚氯乙烯护套铜丝编织矿用屏蔽信号软电缆
PE insulated copper wire weave shielded PVC sheathed communicationsoft 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) | 聚乙烯绝缘镀锌钢丝编织铠装聚氯乙烯护套矿用信号电缆
PEinsulated tinned steel wire weave armored PVC sheathedcommunication 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 level and slanted channels where the mechanic impact isstrong |
MHY32 (PUYV39、39-1) | 聚乙烯绝缘聚氯乙烯护套钢丝铠装矿用信号电缆
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 coalmines,capable of being under considerable pullforce |
矿用信号电缆
使用特性 Servicecharacteristics
长期允许工作温度
Long-term service temperature of the cable conductor | 70℃ |
敷设温度 Cable laying temperature | ≥0℃ |
+25℃时环境相对湿度 Environment relative humidity at 25℃ | ≤95% |
传输频率 Transmission frequency of cable | ≤30KHz |
矿用信号电缆的*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, and 15times for therest |
矿用信号电缆结构示意图
IIIustration of cable structure
矿用信号电缆规格 Specifications
矿用信号电缆
型号
Model | 矿用信号电缆
标准截面 Nominal sectional area(mm2) |
0.5 | 0.75 | 0.81.0 | 1.5 | 0.5 | 0.75 | 0.8 | 1.0 | 1.5 0.5 | 0.75 | 0.8 | 1.0 | 1.5 |
- | 芯数CoreNo. | 对数PairNo. | 导体结构Conductorstructure |
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 |
矿用信号电缆主要技术性能Major technical performances
1、矿用信号电缆导体直流电阻和电缆固有衰减 DCresistance of the conductor and Intrinsicattenuation
矿用信号电缆
型号 Model | 标称截面
Nominal sectional area
mm2 | 导体结构Conductor structure | 20℃时导体直流电阻
DC resistance of the conductor at 20℃
(≤Ω/Km) | 固有衰减Intrinsicattenuation
(800Hz) (≤dB/Km) |
种类Type | 根数/单线标称直径PC.No./Single trackdiameter(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 |