NFR-3 stranded 3x1.5mm²
Description
Description
Standards
-
NationalKS C IEC 60502-1; KWS 408
Application
Low-toxic and heat resistant cable for fire alarm in the residential and commerical building.
Standard
K 60502-1
KWS 408
Construction
1. Conductor: Solid conductor (Class 1), Annealed copper stranded conductor, Class 2
2. Insulation: Cross-linked polyethylene (XLPE), Max operating temperature: 90°C.
3. Unit: Cabling circularly insulated solid conductor in case of more 2 cores
4. Outer sheath: Black low-toxic and flame retardant polyefin
Colors
2 cores: White, Black
3 cores: White, Black, Red
4 cores: White, Black, Red, Green
more 5 cores: Numbering on black or red colored core. The other are white.
Certification
KETI, Korea Eco-label
0.6/1kV NFR-3 design
| ##image:56243## |
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 room temperature, min. 0.037MΩ.km at 90°C)
Characteristics
Characteristics
Construction characteristics
Construction characteristics
Conductor material
Annealed copper
Type of conductor
Stranded, class 2
Insulation
XLPE
Outer sheath
LSZH
Colour
White / Black / Red
Construction type
7 x 0.53
With Green/Yellow core
No
With smaller neutral conductor
No
Dimensional characteristics
Dimensional characteristics
Number of cores
3
Conductor cross-section
1.5 mm²
Average insulation thickness
0.7 mm
Average sheath thickness
1.8 mm
Outer Diameter
12 mm
Approximate weight
170 kg/km
Conductor diameter
1.59 mm
Neutral conductor section (when smaller)
- mm²
Electrical characteristics
Electrical characteristics
Max. DC resistance of the conductor at 20°C
12.1 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 |
| 1.5 | 19.0 | 0.0 | 18.5 | 0.0 | 22.0 | 0.0 | 24.0 | 0.0 | 25.0 | 0.0 | 27.0 | 0.0 | 26.0 | 0.0 |
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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 |
| 1.5 | 17.0 | 0.0 | 16.5 | 0.0 | 19.5 | 0.0 | 22.0 | 0.0 | 21.0 | 0.0 | 23.0 | 0.0 | 23.0 | 0.0 |
|
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 |
| 1.5 | 19.0 | 0.0 | 23.0 | 0.0 | 24.0 | 0.0 | 25.0 | 0.0 | 27.0 | 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 |
| 1.5 | 17.0 | 0.0 | 20.0 | 0.0 | 22.0 | 0.0 | 21.0 | 0.0 | 23.0 | 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 |
|
Ft Single-core trefoil cables, touching in free air |
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