StandardsInternational : IEC 60332-1; IEC 60332-3 Cat.C; IEC 60684-2; IEC 60754-1; IEC 60754-2; IEC 61034
National : ASTM B 3; ASTM B 8; ICEA S-93-639; ICEA S-94-649
Power distribution in medium voltage, direct application in places with public attendance high. Not recommended for outdoor installations.
1. Conductor: Compact stranded soft copper, class B (longitudinally watertight between and over the conductor).
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 cure process.
5. Concentric conductor: Copper wires helically applied. (1/3) Concentric neutral according to ICEA S-94-649. With longitudinally watertight under and over concentric conductor.
6. Outer sheath: HFFR thermoplastic compound.
Conductor temperature of 90ºC for normal operation, 130°C for emergency overload and 250°C for short circuit conditions. Longitudinally watertight between and over the conductor; and under and over concentric conductor. The outer sheath has the following characteristics: Fire retardant, low emission dense smoke and halogen free. Adequate resistance to oils.
1/0 AWG and 500 kcmil.
INDECO S.A. FREETOX N2XCOH(2OL) 28 kV - Section - NC33 - Year - Sequential length.
Non returnable wooden reels.
Outer sheath: Red.
ASTM B3: Soft annealed copper wire.
ASTM B8: Concentric-Lay-Stranded copper conductors, hard, medium-hard, or soft.
IEC 60332-1: Test for vertical flame propagation for a single insulated wire or cable.
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 Section 9.4.2 (Oil Immersion Test): 5-46kV Shielded Power Cable for Use in the Transmission and Distribution of Electric Energy - Oil Immersion Test.
ICEA S-94-649: Concentric neutral Cables rated 5 through 46 kV.
|Material of the inner semi-conductor||Extruded|
|Material of the external semi-conductor||Extruded strippable|
|Concentric conductor||Copper wires helically applied|
|Outer sheath||Halogen free thermoplastic compound|
|Halogen free||IEC 60754-1|
|Smoke density||IEC 61034-2|
|Flame retardant||IEC 60332-1|
|Fire retardant||IEC 60332-3 Cat.C|
|Gases toxicity||Low toxicity to IEC 60684-2|
|Gases corrosivity||Low pH Corrosivity IEC 60754-2|
|Longitudinal water tightness||Yes|
|Oil resistance||ICEA S-93-639|
|Maximum operating temperature||90°C|
|Overload maximum core temperature||130°C|
|Short-circuit max. conductor temperature||250°C|
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Concentric Neutral Nb of wires