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| add time： | 2016-01-28 16:53:21 |
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1 product use
Flame retardant communication cable for coal mine is suitable for fixed and mobile underground communication.
2 the implementation of standards; MT818.14 2009 "coal mine used flame retardant cable.
3 use characteristics
3.1 cable long term allowable working temperature -40 C ~ +50 C, the average monthly maximum relative humidity of 95% (+25 C);
Cable installation and installation of the temperature should not be less than -10;
3.2 the minimum bending radius of the cable: MHYV, MHJYV type cable is 10 times of the outer diameter of the cable; the other model is 15 times of the outer diameter.
4 cable type and name
model | name | Main scope of use |
MHYV | Polyethylene insulated polyvinyl chloride sheathed communication cable for coal mine | Used in the field for ordinary signal transmission, suitable for fixed installation |
MHYVR | Polyethylene insulated polyvinyl chloride sheathed communication soft cable for coal mine | Used for general signal transmission in the mine field. |
MHYVP | PE insulated and shielded PVC sheathed communication cable for coal mine | Used for signal transmission in a large field, which is suitable for fixed installation. |
MHYVRP | PE insulated and sheathed communication soft cable for coal mine | Used for signal transmission in a large field, the cable is soft. |
MHYBV | PE insulated galvanized steel wire braid armoured PVC sheathed communication cables for coal mine | High field cooperative main signal transmission for mechanical shock |
MHY32 | Polythene insulated steel wire armoured PVC sheathed communication cables for coal mine | For them, as the signal transmission shaft or shaft |
5. Cable specification and scope
model | Nominal section mm2 | ||||||
0.75 | 1.0 | 1.5 | 0.75 | 1.0 | 1.5 | ||
Number of cores | logarithm | ||||||
MHYV | 2～7 | 2～10 | |||||
MHYVR | |||||||
MHYVP | |||||||
MHYVRP | |||||||
MHYBV | |||||||
MHY32 | — | 3～7 | 2～19 | ||||
6 Schematic diagram of typical product structure
