Medium voltage cables, copper conductor, conductor screen, XLPE insulation, PVC or HDPE sheath – 18/30(36)KV
Medium voltage cables, copper conductor, conductor screen, XLPE insulation, PVC or HDPE sheath – 18/30(36)KV
Symbol:
CXV…mm2 – 18/30(36)KV (SC), CXV…mm2 – 18/30(36)KV (h/SC)
CXH…mm2 – 18/30(36)KV (SC), CXH…mm2 – 18/30(36)KV (h/SC)
CXV…mm2 – 18/30(36)KV (WB/SC), CXV…mm2 – 18/30(36)KV (h/WB/SC)
CXH…mm2 – 18/30(36)KV (WB/SC), CXH…mm2 – 18/30(36)KV (h/WB/SC)
Hotline
1General
- Used in overhead medium voltage power distribution systems, rated voltage 18/30(36)KV.
2Applied standard
- TCVN 5064 – 1994; TCVN 5935-2 / IEC 60502-2; TCVN 6612 / IEC 60228 or equivalent standard.
3Identification of cores
- By color of insulation: natural color of XLPE.
- Outer sheath: Black.
Or by customer’s requirement.
4Structure
- (1) Conductor: by hard-drawn copper wires (according to TCVN 5064) or copper wires (class 2), concentrically stranded.
(2) Water-blocking: Without/with water blocking compound.
(3) Conductor screen: semi-conductor.
(4) Insulation: XLPE.
(5) Outer sheath: PVC or HDPE.
5Technical characteristics
- Rated voltage U0/U(Um): 18/30(36)
- Maximum conductor temperature for normal operation is 90°C.
Maximum conductor temperature for short-circuit (5s maximum duration) is 250°C.