สายไฟ NYY 4x25
สายไฟ NYY 4x25
Conductor : Solid and stranded annealed copper, Size 1.5mm2 upto 400mm2
Insulation : Polyvinyl Chloride (PVC/C)
Core Identiflcation : Single-Core : Black | 2-Cores : Blue ,Brown | 3-Cores : Brown,Black,Grey | 4-Cores : Blue,Brown,Black,Grey
Referemce standard : TIS 11 Part101-2553, Table 3