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,执行标准 Standards implemented:MT 81814-1999 ,

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

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

电缆结构示意图
IIIustration of cable structure