These low voltage cables are applied for common indoor installation but not underground.
Conductor or stranded annealed copper conductor
Extruded colored PVC, capable for the operating continuously maximum temperature of the cable
Extruded black PVC filler
Extruded white PVC suitable for the operating temperature of the cable
Identification of cores
Complying with system O/I (other colors on request)
Specification: SPLN 42-2:1992, SNI 04-2699-1999