M6A5 1*185/16//GAM1

Description

Description

Standards

  • International
    IEC 60228; IEC 60332-1-2; IEC 60502-2

1-SCOPE

This specification covers Single core unarmoured cables, conforming to IEC 60502-2 Specifications.
 

2. 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 wires and open helix copper tape

2.4 Sheath

PVC + GRAPHITE.

3. TESTS

All tests required by IEC 60502-2 either on Raw material or on finished products.

TEST AT WORKS ACCORDING TO IEC 60502-2 / PRÓBY FABRYCZNE XNUHAKXS, XNUHKXS

Routine Tests / Badania rutynowe:

• Max. DC conductors resistance at 20°C acc. to IEC 60228 & IEC 60502-2 parag.16.2 / Maks. rezystancja DC żył w temperaturze 20°C zgodnie z IEC 60228 i IEC 60502-2 pkt 16.2

• High voltage test acc. to IEC 60502-2 parag. 16.4 / Próba wysokim napięciem zgodnie z IEC 60502-2 pkt 16.4

• Max. partial discharge test at 1.73 Uo acc. to IEC 60502-2 parag. 16.3 / Badanie maksymalnych wyładowań niezupełnych przy 1,73 Uo zgodnie z IEC 60502-2 pkt 16.3

 

Liban Cables will carry out these tests on all the lengths and tests certificates will be provided  / Firma Liban Cables przeprowadzi te badania dla wszystkich odcinków kabli i dostarczy świadectwa z badań

 

Sample tests / Badania próbek:

• Check of the build - up and color coding of the cable / Sprawdzenie rozwijania i kolorowych oznaczeń kabla

• Check of dimensions / Sprawdzenie wymiarów

Insulation / Izolacja        :           according to IEC 60502-2 / zgodnie z IEC 60502-2          Parag. / pkt.      17.5.2

Metallic screen / Ekran metaliczny          :           according to IEC 60502-2 / zgodnie z IEC 60502-2          Parag. / pkt.            17.7

Oversheath / Powłoka zewnętrzna           :           according to IEC 60502-2 / zgodnie z IEC 60502-2          Parag. / pkt.            17.5.3

- Hot Set Test for XLPE insulation according to IEC 60502-2 parag. 17.10 /-Badanie stopnia usieciowania izolacji z XLPE zgodnie z IEC 60502-2 pkt 17.10

 

These tests will be carried out on one length of each size during each inspection . / Badania te – podczas każdej kontroli – zostaną przeprowadzone na jednym odcinku dla każdego rozmiaru kabla.

Tests certificates will be provided by Liban Cables / Świadectwa z badań dostarczy firma Liban Cables

 

Type tests / Próby typu

Mechanical characteristics on insulation and sheaths material (tensile strength and elongation at break ) in accordance with IEC 60502-2. / Charakterystyki mechaniczne materiałów izolacji i powłoki zewnętrznej (wytrzymałość na rozciąganie i wydłużenie przy zerwaniu) zgodnie z IEC 60502-2.

These tests will be carried out on one length of the order / Badania te zostaną przeprowadzone na jednym odcinku z zamówienia

Tests certificates will be provided by Liban Cables / Świadectwa z badań dostarczy firma Liban Cables

Characteristics

Characteristics

Construction characteristics

Construction characteristics

Conductor material
Aluminum
Number of conductors
1
Conductor shape
Circular
Material of the inner semi-conductor
Extruded
Insulation
XLPE
Material of the external semi-conductor
Extruded strippable
Screen
Copper wires
Outer sheath
PVC
Colour
Black
Conductor flexibility
Class 2 IEC 60228

Dimensional characteristics

Dimensional characteristics

Conductor cross-section
185 mm²
Conductor diameter
16.2 mm
Nominal insulation thickness
8.0 mm
Screen section
16 mm²
Nominal outer sheath thickness
2.2 mm
Nominal outer diameter
39.0 mm
Approximate net weight
1635 kg/km

Electrical characteristics

Electrical characteristics

Test voltage
63 kV
Rated Voltage Uo/U (Um)
18 / 30 (36) kV
Perm current rating in air 30°C
424 A
Permissible current rating when buried
317 A
Max. DC resistance of the conductor at 20°C
0.164 Ohm/km
A.C. Conductor resist. 50Hz and at 90 °C
0.21 Ohm/km
Permissible short circuit current conductor 1s
17.9 kA
Thermal soil resistivity wet zone
1.5 °K.m/W

Mechanical characteristics

Mechanical characteristics

Cable flexibility
10xD

Usage characteristics

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
Flame retardant
IEC 60332-1-2

Resources

Resources

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