1. Comply with IEC60502
2. According to State Guarantee GB12706-91
3.Response with 12 hours
4.Factory direct sale
1. Award certificate of international standards products
2. Electrical product certification certificate
Description
Circular compacted stranded copper or Aluminium conductor, PVC insulated, two cores assembled together with PVC outer sheath.
Construction
1. Conductor
Plain circular compacted stranded copper or Aluminium conductor
2. Conductor screen
Extruded layer of compound
3. Insulation
PVC rated at 70°c
4. Color for core identification
Red, yellow, blue and green tape shall be applied in the part of insulation screen
Assembly
Two screened cores are laid up together with insulation and covered with a layer of PVC sheath
Outer sheath
PVC TYPE ST2 TO IEC COLOR BLACK
Application
These cable is generally suitable for direct laying indoors in tunnels and ducts unable to external mechanical forces
| Nominal cross section | Nominal insulation thickness | Nominal thickness of sheath | Approximate diameter | +25 carrying capacity of air lying(A) | Approximate weight of finished product | ||||
| Laying in the ai | Laying of underground soil thermal resistivity | ||||||||
