煤矿用阻燃通信电缆 MHYV 扬州红旗电缆集团公司

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产品名称：煤矿用阻燃通信电缆
产品型号：MHYV,MHYVR,MHYAV,MHYBV,MHY32,MHYA32
产品厂商：红旗
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简单介绍：

煤矿用阻燃通信电缆产品用途:产品用于煤矿井下电话通信干线、配线和用户线路。Scope of application:The product uses in the coal mine mine shaft telephone communication skeleton line, matches the line and the subscriber's loop 执行标准 Standards

详情介绍：

煤矿用阻燃通信电缆

产品用途:产品用于煤矿井下电话通信干线、配线和用户线路。

Scope of application:The product uses in the coal mine mine shaft telephone communication skeleton line, matches the line and the subscriber's loop

执行标准 Standards implemented:MT 81814-1999

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	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 mines	用于平巷、斜巷及机电硐室 Served in level,slanted channels and power house
MHJYV	煤矿用加强型线芯聚乙烯绝缘聚氯乙烯护套通信电缆 Reinforced core PE insulated PVC sheathed communication cables for coal mines	用于机械损伤较高的平巷和斜巷 Served in level and slanted channels where mechanical damage is frequent
MHYBV	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 galvanized steel wire weave armored PVC sheathed communication cables for coal mines	用于机械冲击较高的平巷和斜巷 Served in level and slanted channels where mechanical damage is frequent
MHYAV	煤矿用聚乙烯绝缘铝-聚乙烯粘护层聚氯乙烯护套通信电缆 PE insulated Al/PE binding layer PVC sheathed communication cables for coal mines	用于较潮湿的斜井和平巷 Served in level and slanted channels with high humidity
MHYA32	煤矿用聚乙烯绝缘铝-聚乙烯粘结护层钢丝铠装聚氯乙烯护套通信电缆 PE insulated Al/PE binding layer steel wire armored PVC sheathed communication cables for coal mines	用于竖井或斜井 Served in shaft and slanted shaft

使用特性 Service characteristics

电缆长期允许工作温度 Long-term service temperature of the cable conductor	-40℃-+50℃
电缆敷设温度 Cable laying temperature	≥-10℃
+25℃时环境相对湿度 Environment relative humidity at 25℃	≤95%
电缆的*小弯曲半径 Minimun bending radius	MHYV及MHJYV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

电缆规格 Specifications

型号 Model	规格 Specifications	导体结构(根/直径)mm Conductor structure(number/diameter)
MHYV	1x2、2x2、1x4、5x2	7/0.28
MHJYV	1x2、2x2	4/0.28铜线+3/0.28钢线 4/0.28 copper wire +3/0.28 steel wire
MHYBV	5x2、10x2、20x2	1/0.8
MHYAV	20x2、30x2、50x2
MHYA32	30x2、50x2、80x2

电缆主要技术性能 Major technical performances

1、电缆导体直流电阻及固有衰减 DC resistance of the conductor and Intrinsic attenuation

型号 Model	20℃时导体直流电阻 DC resistance of conductor at 20℃ ≤Ω ( ， /km)	固有衰减(800Hz) Intrinsic attenuation ≤( ,dB/km)
MHYV	45	1.10
MHJYV	73	1.30
MHYBV MHYAV MHYA32	36.7	0.95

2、电缆其它主要技术性能 Other major technical performances

( MHYV、MHJYV、MHYBV MHYAV、MHYA32)

序号 Serial number	项目 Items	技术性能 Technical performances
1	+20℃线芯直流电阻(≤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℃	3000
4	lmin工频交流电压试验 lmin power frequency alternating current pressure test	1500V不击穿(50Hz) 1500V Does not penetrate
5	远端串音衰减(≥dB/500) Far-end crosstalk attenuation	70(800Hz)
6	电感(≤μH/Km) Inductance	800(800Hz)
7	电缆工作电容(≤μF/Km) Cable service capacity	0.06(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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产品名称：煤矿用阻燃通信电缆