FIRE-RETARDANT COMMUNICATION CABLES FOR COAL MINES(Signal electric cable) 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 descriptions and Use scope 型 号
Model | 名 称
Descriptions | 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 channels and power 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 channels and power 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 level and slanted 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, and 15times for the rest |
电缆结构示意图
IIIustration of cable structure  电缆规格 Specifications 型 号
Model | 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 | - | 芯 数Core No. | 对 数Pair No. | 导体结构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 |
电缆主要技术性能 Major technical performances 1、电缆导体直流电阻和电缆固有衰减 DC resistance of the conductor and Intrinsic attenuation 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 Intrinsic attenuation
(800Hz) (≤dB/Km) | 种 类 Type | 根数/单线标称直径 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、电缆其它主要技术性能 Other major technical performances (型号 Model:MHYV、MHYVR、MHYVRP、MHYVP、MHYBV、MHY32) 序 号
Serial number | 项目Items | 技术性能
Technical performances | 1 | +20℃线芯导体直流电阻(≤Ω/Km) Line core DC resistance at 20℃ | 见上表 See above table | 2 | 电缆固有衰减(≤dB/Km) Cable intrinsic attenuation | 见上表 See above table | 3 | +20℃绝缘电阻(≥MΩ Km) Insulating resistance at 20℃ | 5000 | 4 | lmin工频交流电压试验
lmin power frequency alternating current pressure test | 芯-芯
Core - core
芯-屏蔽
Core - hield | 1500V不击穿(50Hz)
1500V Does not penetrate | 5 | 电缆工作电容(≤μF/Km) Cable service capacity | 0.06(800Hz) | 6 | 远端串音衰减(≥dB/500) Far-end crosstalk attenuation | 70(800Hz) | 7 | 电感(≤μH/Km) Inductance | 800(800Hz) | 8 | 工作对直流电阻差(≤%环阻) DC resistance difference | 2 | 9 | 单根垂直燃烧试验 Combustion for single cable test | MT386 | 10 | 成束燃烧试验 Combustion for bunched cable test | 符合GB/T18380标准中B类成束燃烧试验要求
Conforms to GB/T18380 standard B kind becomes ties the burning test |
| 
