Model	Name	Number of cores	Nominal cross section mm2
YJV	Copper core XLPE insulated PVC sheathed power cable	1-5	1.5-300
YJLV	Aluminum core XLPE insulated PVC sheathed power cable
YJV22	Copper core XLPE insulated steel tape armored PVC sheathed power cable
YJLV22	Aluminum core XLPE insulated steel tape armored PVC sheathed power cable

Note: YJV22, YJLV22 single-core cable can only be used in DC system, otherwise it must be made of non-magnetic materials.

Second, the product model represents the meaning

Project	Code	Meaning
Flame retardant properties	ZR WL	Non-flame resistant (omitted) Flame retardant * Low smoke and halogen free
Insulation	YJ	XLPE insulation
XLPE insulation	－ L	Copper core conductor (omitted) Aluminum core conductor
Sheath or inner sheath	V VD Y E G	Polyvinyl chloride Low-smoke low-halogen flame retardant PVC Polyethylene Flame retardant polyolefin Silicone Rubber
Armor layer	2 3 4	Double steel strip armor Thin steel wire armor Thick steel wire armor
Outer sheath	2 3	Polyvinyl chloride Polyethylene

Note*: Flame retardant characteristics are divided into three levels of ABC, which are expressed as: ZRA, ZRB, ZRC

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