Duplex, triplex and quadruplex cables copper conductor

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Duplex, triplex and quadruplex cables  copper conductor, PVC
insulation – 450/750V
Symbol: DuCV …mm2 – 450/750V (h), TrCV …mm2 – 450/750V (h), QuCV …mm2 – 450/750V (h)

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1General

  • Used in power transmission and distribution systems, rated voltage 450/750V, fixed wiring.

2Applied standard

  • TCVN 5064 – 1994; TCVN 5064 : 1994/SĐ 1 : 1995; TCVN 6610-3 / IEC 60227-3; TCVN 6612 / IEC 60228 or equivalent standard.

3Identification of cores

  • By color of insulation:
  • Duplex: black, grey.
  • Triplex: red, yellow, blue.
  • Quadruplex: red, yellow, blue, black.
    Or by customer’s requirement.

4Structure

  • (1)   Conductor: by hard-drawn copper wires (according to TCVN 5064), concentrically stranded.
    (2)   Insulation: PVC.

5

–       Rated voltage U0/U: 450/750 V.
–       Test voltage: 2,5 kV (5 minutes).
–       Maximum conductor temperature for normal operation is 70°C.
–       Maximum conductor temperature for short-circuit (5s maximum duration) is 160°C.

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