FREETOX N2XSEOHROH 3,6/6 kV; UV Resist.; for installation in vertical drilling mines

Application

Power distribution in medium voltage, direct application in places with public attendance high where high mechanical strength is required, for instalation in vertical drilling mines.

Construction

1. Conductor: Compact stranded soft copper, class 2.

2. Inner semi-conductor: Extruded.

3. Insulation: Cross linked polyethylene XLPE-TR (Tree retardant).

4. External semi-conductor: Extruded strippable.

These last three components extruded CV (continuous vulcanization) triple extrusion in dry cures process.

5. Individual screen: Copper tapes.

6. Separation sheath: Free Halogen thermoplastic compound HFFR.

7. 1st Layer armour: Galvanized steel wires.

8. 2nd Layer armour: Galvanized steel wires (when applicable).

9. Tape: Polyester.

10. Outer sheath: Free Halogen thermoplastic compound HFFR-UV.

Main characteristics

Its armour provides additional mechanical protection. The outer sheath has the following characteristics: Fire retardant, zero emission dense smoke and halogen free. Adequate resistance to oils. Sunlingth resistance.

Cross section:

From 35 mm² up to 120 mm².

Marking:

INDECO S.A. FREETOX N2XSEOHROH 3,6/6 kV Nb Cores x Cection - Year - Sequential length.

Packing:

Non returnable wooden reels.

Colour:

Insulation: Natural (Cores are identified with binder tapes colour: white, black, red)

Outer sheath: Red-UV.

National standards

NTP-IEC 60228: Conductors of insulated cables.

NTP-IEC 60502-2: Power cables with extruded insulation and their accessories for rated voltages from 6 kV up to 30 kV.

International standards

IEC 60228: Conductors of insulated cables.

IEC 60502-2: Power cables with extruded insulation and their accessories for rated voltages from 6 kV up to 30 kV.

IEC 60332-1-2: Test for vertical flame propagation for a single insulated wire or cable - Procedure for 1 kW pre-mixed flame.

UL 2556: Wire and Cable Test Methods. Section 9.3: FT1 (Vertical-Specimen) Flame Test.

IEC 60332-3-24: Test for vertical flame spread of vertically-mounted bunched wires or cables - Category C.

IEC 60684-2: Flexible insulating sleeving - Part 2: Methods of test.

IEC 60754-1: Test on gases evolved during combustion of materials from cables. Part 1: Determination of the halogen acid gas content.

IEC 60754-2: Test on gases evolved during combustion of materials from cables. Part 2: Determination of acidity (by pH measurement) and conductivity.

IEC 61034-2: Measurement of smoke density of cables burning under defined conditions.

ICEA S-93-639: 5-46 kV Shielded Power Cable for Use in the Transmission and Distribution of Electric Energy. Section 9.4.2: Oil Immersion Test.

UL 2556: Wire and Cable Test Methods. Section 4.2.8.5: Carbon-Arc and Xenon-Arc Tests- Sunlight resistance.