Mine communication cable ...... MH (HU) 
 Polyethylene insulation ...... Y 
 Polyethylene sheath ...... omitted Omit 
 Blue flame-retardant PVC jacket ...... V 
 Steel and copper wire to strengthen the core ...... J 
 Omitted Omit copper wire core ...... 
 A polyethylene sheath bonded aluminum ...... A 
 Steel wire armored ...... B 
 Flame-retardant PVC sheathed steel cable outer sheath ...... 32 
 Type and Name: blue steel braided armored cable 

 Structural use of model name 
 On the number of cores 
 MHYV (HUYV) coal with polyethylene insulation, fire retardant PVC sheathed communication cables 2-5 7/0.28 for the drift, and electrical and mechanical chamber Inclined 
 MHJYV (HUJYV) coal with polyethylene insulation, fire retardant PVC sheathed cable 2-5 7/0.28 enhanced communication for drift, Inclined, better tensile strength 
 MHYBV (HUYBV) coal with polyethylene insulation, galvanized steel wire armor, flame-retardant PVC sheathed communication cables 5-50 1/0.8 for high mechanical shock Lane, Inclined 
 MHYAV (HUYAV) coal with polyethylene insulation, aluminum / polythene bonded sheath, flame retardant PVC sheathed communication cables 10-100 1/0.8 
 1/0.8 inclined for peace than the wet lane for communication lines 
 MHYA32 (HUYA32) coal with polyethylene insulation, aluminum / polyethylene sheath bonded, galvanized steel wire armor, flame-retardant PVC sheathed communication cables 10-100 1/0.8 
 1/0.1 for coal mine shafts or inclined to make communication lines 


 The first branch in Tianjin Cable Plant