7/01/2555

สายไฟฟ้า สายNYY-GRD





 750 V 70 °C PVC INSULATED AND DOUBLE SHEATHED ROUND TYPE ,WITH GROUND
CABLE STRUCTURE
NUMBER OF CORE : 
2 Up to 4 cores with safety ground 


CONDUCTOR :

Solid and stranded annealed copper,
 sizes 1 mm2 up to 300 mm2
Ground conductor size 1 mm2 up 35 mm2 


INSULATION : 
PVC
Color: 
2 cores – Light gray and Black
3 cores – Light gray, Black and Red
4 cores – Light gray, Black, Red and Blue
Ground core- Green/Yellow 

SHEATH AND UNDER SHEATH :

PVC
Color : Black 

CLASSIFICATION :

Maximum conductor temperature 70 ๐C
 Circuit voltage not exceeding 750 volts

TESTING VOLTAGE :

2,500 volts

REFERENCE :

TIS 11-2531, Table 14