NFR-8 3x 2,5mm²
Description
Description
Standards
-
NationalKS C IEC 60502-1; KWS 409
Application
Power cable for distribution circuit of residential, commercial building .
Fire resistant and low toxic cable.
Standard
K 60502-1
KS C IEC 60502-1
KWS 409: cable for Firefighting (Fire resistance)
KWS 410: 0.6/1kV Flame retardant power cable
Construction
1. Conductor: Annealed copper stranded conductor, Class 2
2. Insulation: Fire resistant: Mica tape.
3. Insulation: Cross-linked polyethylene (XLPE), Max. operating temperature 90°C
4. Unit: Cabling circularly insulated solid conductor in case of more than 2 cores
4. Outer sheath: Black low toxic and flame retardant Polyefin
Colors
1 core: Natural color (XLPE)
2 cores: White /Black
3 cores: White / Black /Red,
4 cores: White / Black / Red / Green
Certification
KETI, Korea Eco-Label
NFR-8 0.6/1kV design
| ##image:56211## |
Conductor Insulation Filler Binder tape Outer sheath |
The values of insulation resistance is not defined but only constant number of insulation resistance is defined. (K=min. 36.7MΩ.km at 90°C)
Characteristics
Characteristics
Construction characteristics
Construction characteristics
Conductor material
Annealed copper
Type of conductor
Stranded, class 2
Insulation
Micatape + XLPE
Outer sheath
LSZH
Construction type
7 x 0.67
Colour
White / Black / Red
With Green/Yellow core
No
With smaller neutral conductor
No
Dimensional characteristics
Dimensional characteristics
Number of cores
3
Conductor cross-section
2.5 mm²
Conductor diameter
2.01 mm
Average insulation thickness
0.7 mm
Outer Diameter
16 mm
Average sheath thickness
1.4 mm
Approximate weight
210 kg/km
Neutral conductor section (when smaller)
- mm²
Electrical characteristics
Electrical characteristics
Max. DC resistance of the conductor at 20°C
7.41 Ohm/km
Test voltage
3500 V
Rated Voltage Uo/U (Um)
0,6/1 kV
Mechanical characteristics
Mechanical characteristics
Corrosivity
IEC 60754-2
Usage characteristics
Usage characteristics
Operating temperature, range
-15 ... 90 °C
Flame retardant
KSC IEC 60332-3
Smoke density
ASTME 662
Bending factor when installed
12 (xD)
Resources
Resources
Current capacity table XLPE insulation multicore single phase
XLPE or EPR insulation, two loaded conductors/copper or aluminium Conductor temperature: 90 °C, ambient temperature: 30 °C in air, 20 °C in ground| Conductor cross-section |
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| mm² | Cu | Al | Cu | Al | Cu | Al | Cu | Al | Cu | Al | Cu | Al | Cu | Al |
| 2.5 | 26.0 | 20.0 | 25.0 | 19.5 | 30.0 | 23.0 | 33.0 | 26.0 | 33.0 | 26.0 | 35.0 | 0.0 | 36.0 | 28.0 |
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A1 Insulated conductors in conduit in a thermally insulated wall |
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A2 Multi-core cable in conduit in a thermally insulated wall |
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B2 Multi-core cable in conduit on a wooden wall |
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C Single-core or multi-core cable on a wooden wall |
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D1 Multi-core cable in ducts in the ground |
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D2 Multi-core cables designed to be buried directly in the ground |
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E Multi-core cable in free air |
Current capacity table XLPE insulation multicore three phase
XLPE or EPR insulation, three loaded conductors/copper or aluminium – Conductor temperature: 90 °C, ambient temperature: 30 °C in air, 20 °C in ground| Conductor cross-section |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm² | Cu | Al | Cu | Al | Cu | Al | Cu | Al | Cu | Al | Cu | Al | Cu | Al |
| 2.5 | 23.0 | 19.0 | 22.0 | 18.0 | 26.0 | 21.0 | 30.0 | 24.0 | 28.0 | 22.0 | 30.0 | 0.0 | 32.0 | 24.0 |
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A1 Insulated conductors in conduit in a thermally insulated wall |
|
A2 Multi-core cable in conduit in a thermally insulated wall |
|
B2 Multi-core cable in conduit on a wooden wall |
|
C Single-core or multi-core cable on a wooden wall |
|
D1 Multi-core cable in ducts in the ground |
|
D2 Multi-core cables designed to be buried directly in the ground |
|
E Multi-core cable in free air |
Current capacity table XLPE insulation single core single phase
XLPE or EPR insulation, two loaded conductors/copper or aluminium Conductor temperature: 90 °C, ambient temperature: 30 °C in air, 20 °C in ground| Conductor cross-section |
|
|
|
|
|
|
||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm² | Cu | Al | Cu | Al | Cu | Al | Cu | Al | Cu | Al | Cu | Al |
| 2.5 | 26.0 | 20.0 | 31.0 | 25.0 | 33.0 | 26.0 | 33.0 | 26.0 | 35.0 | 0.0 | 0.0 | 0.0 |
|
A1 Insulated conductors in conduit in a thermally insulated wall |
|
B1 Insulated conductors in conduit on a wooden wall |
|
C Single-core or multi-core cable on a wooden wall |
|
D1 Single core or Multi-core cable in ducts in the ground |
|
D2 Single core or Multi-core cables designed to be buried directly in the ground |
|
F Single-core flat cables, touching in free air |
Current capacity table XLPE insulation single core three phase
XLPE or EPR insulation, three loaded conductors/copper or aluminium – Conductor temperature: 90 °C, ambient temperature: 30 °C in air, 20 °C in ground| Conductor cross-section |
|
|
|
|
|
|
|
|||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm² | Cu | Al | Cu | Al | Cu | Al | Cu | Al | Cu | Al | Cu | Al | Cu | Al |
| 2.5 | 23.0 | 19.0 | 28.0 | 22.0 | 30.0 | 24.0 | 28.0 | 22.0 | 30.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
|
A1 Insulated conductors in conduit in a thermally insulated wall |
|
B1 Insulated conductors in conduit on a wooden wall |
|
C Single-core or multi-core cable on a wooden wall |
|
D1 Single core or Multi-core cable in ducts in the ground |
|
D2 Single core or Multi-core cables designed to be buried directly in the ground |
|
F Single-core flat cables, touching in free air |
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Ft Single-core trefoil cables, touching in free air |
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