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35) CU/XLPE/CWS/LSZH/DSWA/LSZH 8.7/15kV 3x185/35

ItemDescriptionMaterialApply Method
1ConductorBare copper wireClass 2 stranding
2Conductor screenSemi-Conductive compound 
3InsulationXLPETriple extruding
4Insulation screenSemi-conductive compound 
5WrapperSemi-conductive tapeTaping
6Metallic screenBare copper wireStranding
7Metallic tapeBare copper wireTaping
8Filler( if necessary) Flame retardant PP yarnStranding
9WrapperFlame retardant tapeTaping
10Inner sheathLSZHExtruding
11ArmorDouble galvanized steel wireStranding
12 Outer sheathFlame retardant LSZHExtruding
Core IdentificationRed, yellow, green color strips                                                                       
Inner sheath colorBlack
Outter sheathRed
  

 

USING CHARACTERISTICS:

Min. temperature for fixing cable(°C)0
Min. temperature for nominal operation(°C)-40
Min. bending radius after installed(mm)12D
Cable design standardIEC 60502-2
Flame retardantIEC 60332-1, IEC 60332-3-24(Cat. C)
Low smokeIEC 61034-2
Halogen freeIEC 60754-1
System frequency range (Hz)49-61
Max. Continuous conductor temp.(°C)90
Max. Conductor temp. under short circuit(°C)250

 

DIMENSION DATA:

No.

Core No.x
Cross
Section

Nom.
Insulation
thick.

Nom. metallic screen
cross section area per
core

Nom. inner
sheath thick.

Nom. armor
wire diam.

Nom.
outer
sheath
thick.

Approx.
diam.
over outer
sheath

Approx.
weight

Max. DC 
resistance of
Conducotr
at 20 °C

 (mm²)(mm)(mm²)(mm)(mm)(mm)(mm)(kg/km)(Ω/km)
363x185/354.5351.83.153.583.4148760.0991

 

CURRENT RATING:

No.

Core No.x
Cross
Section

Buried direct
in the ground

In a buried duct

In air

 (mm²)   
//AAA
353x185/35374335453

 Note:

  • Maximum conductor temperature 90°C
  • Ambient air temperature 30 °C
  • Ground temperature 20 °C
  • Depth of laying 0.8 m
  • Thermal resistivity of soil 1,5 K.m/W
  • Thermal resistivity of earthenware ducts 1,2 K.m/W
  • De is overall diameter of cable

Correction factors for ambient air temperatures other than 30°C

Max. conductor
temperature °C
Ambient air temperature °C
2025354045505560
901.081.040.960.910.870.820.760.71

Correction factors for ambient ground temperatures other than 20°C 

Max. conductor
temperature °C
Ambient air temperature °C
1015253035404550
901.071.040.960.930.890.850.800.76

 

Correction factors for depths of laying other than 0.8m

Depth of laying
m
For direct buried cablesFor cables in ducts
0.51.041.03
0.61.031.02
10.980.99
1.250.960.97
1.50.950.96
1.750.940.95
20.930.94
2.50.910.93
30.900.92

 

Correction factors for soil thermal resistivities other than 1.5K.m/W for direct buried three-core cables

Nominal area of conductor
mm
Values of soil thermal resistivity K.m/W
0.70.80.9122.53
1851.271.231.181.150.900.830.77

CU/XLPE/CWS/LSZH/DSWA/LSZH

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