型 号
model |
名 称
desc-riptions |
使 用 范 围
scope of application |
| mhvv(huvv) |
煤矿用聚氯乙烯绝缘阻燃聚氯乙烯护套电话电缆
pvc insulated fire retardant pvc sheathed telephone cables for use in mines |
矿井中一般场合
general circumstances in mines |
| mhvvr(huvvr) |
煤矿用聚氯乙烯绝缘阻燃聚氯乙烯护套软电话电缆
pvc insulated fire retardant pvc sheathed soft telephone cables for use in mines |
矿井中分线盒、分线箱与电话机连接的场合
where connection between junction boxtelephone is required in mines |
| mhvv22(huvv22) |
煤矿用聚氯乙烯绝缘钢带铠装阻燃聚氯乙烯护套电话电缆
pvc insulated steel tape armored fire retardant pvc sheathed telephone cables for use in mines |
矿井中承受一定冲击力和压力的场合
|
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