产品名称：煤矿用阻燃通信电缆
产品型号：
产品报价：
产品特点：煤矿用阻燃通信电缆(原煤矿用信号电缆)
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发邮件给我们：kydianlan@126.com煤矿用阻燃通信电缆的详细资料：
煤矿用阻燃通信电缆(原煤矿用信号电缆)
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 desc-riptions and use scope
| 型 号 model | 名 称 desc-riptions | 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zui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 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、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 | |
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