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CONSTRUCTION
2.1 Conductor
Aluminum conductors, conforming to the applicable requirements of IEC 60228.
2.2 Insulation
Extruded inner semi conductive layer, XLPE insulation and extruded outer semi conductive layer
2.3 Metallic Screen Layer
Copper tape on each core
2.4 Separation Sheath
PVC .
2.5 Armour
GALVANIZED STEEL WIRES .
2.5 Sheath
PVC .
TESTS
All tests required by IEC 60502-2 either on Raw material or on finished products.
Construction characteristics
Insulation : XLPE
Screen : Copper tape
Armour type : Galvanized steel wires
Outer sheath : PVC
Colour : Black
Electrical characteristics
Thermal soil resistivity wet zone : 1.5 °K.m/W
Usage characteristics
Laying depth, center of system : 800 mm
Ambient air temperature : 30 °C
Ambient ground temperature : 20 °C
Max. conductor temperature in service : 90 °C
Operating temperature, range : -15 ... 55 °C
Short-circuit max. conductor temperature : 250 °C
Fire safety characteristics
Flame retardant : IEC 60332-1-2
Routine Tests
- Max. DC conductors resistance at 20°C acc. to IEC 60228 & IEC 60502-2 parag.16.1 & 16.2
- High voltage test acc. to IEC 60502-2 parag. 16.1 & 16.4
- Max. partial discharge test at 1.73 Uo acc. to IEC 60502-2 parag.16.1 & 16.3
Liban Cables will carry out these tests on all the lengths and tests certificates will be provided.
Sample Tests
- Check of the build - up and color coding of the cable
- Check of dimensions
Insulation : according to IEC 60502-2 Parag. 17.5.2
Separation sheath : according to IEC 60502-2 Parag. 17.5.3
Armouring : according to IEC 60502-2 Parag. 17.7
Oversheath : according to IEC 60502-2 Parag. 17.5.3
- Hot Set Test : according to IEC 60502-2 Parag. 17.10
These tests will be carried out on one length of each size during each inspection .
Tests certificates will be provided by Liban Cables
Type Tests
Mechanical characteristics on insulation and sheaths material (tensile strength and elongation at break ) in accordance
with IEC 60502-2.
These tests will be carried out on one length of the order .
Tests certificates will be provided by Liban Cables
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