[1: category, use][2: conductor][3: insulation][4: inner shield][5: structure features][6: external protection layer or derived]-[7: use features]
1-5 terms and seventh letters of the alphabet, polymer materials in the name of the first letter of the alphabet, each can be a letter 1-2; the sixth is the number of 1-3.
Principle of omission in the model: copper is the main use of the conductor material in the wire and cable products, so the copper core code is written in T Province, except the bare wire and the bare conductor products. Bare wire and bare conductor products class, power cable, electromagnetic wire products do not show a large class code, electrical equipment, wire and cable and communication cable class is not clear, but the series of small class or series code, etc..
The seventh item is a variety of special occasions or additional special use requirements of the mark, in the "-" after the phonetic alphabet. Sometimes in order to highlight the item, put the item in the front. Such as ZR- (flame retardant), NH- (fire resistance), WDZ- (low smoke halogen free, enterprise standards), -TH (humid areas with), FY- (anti termites, corporate standards), etc..
Digital signature armored layer coating or the outer sheath
0 no ---
1 armor fiber coat
2 double deck steel tape PVC coat
3 thin round steel wire polyethylene jacket
4 Coarse Round Wire
5 wrinkles (rolled) steel strip
6 double aluminum (or aluminum alloy) with
8 copper wire braid
9 steel wire weaving