Nexans TWISTAL FR-N1X6G3-AR 4x1x185

Description

Description

Standards

  • Product
    EN 50575; IEC 60228; IEC 60502-1; XP C 32-225
  • Installation
    NF C15-100
  • Test
    EN 50399; EN 60332-1-2; EN IEC 60754-2 (a1)

Application

Fire safety: Nexans FR N1-X6G3-AR TWISTAL PROTECT are assemblies of rigid, non-armored, single-core twisted (3P+N) aluminum cables with a Euroclass rating of Cca-s1, d2, a1, complying with the new fire safety regulation for public buildings and high-rise buildings set out in the French decree of 17 May 2024, as well as with NF C15-100-1 standard of August 2024.

These cables can be used in all low-voltage power distribution installations and are particularly suitable for risers in public access buildings and high-rise buildings, as well as for buildings requiring high Fire Safety levels, such as work offices, Data Centers, industrial buildings, tunnels & infrastructures, and all buildings comprising areas with risky external influencing conditions (i.e., BE2 areas)

Installation

FR-N1 X6G3-AR PROTECT cables are primarily intended for indoor applications and can be laid in cable trays, on ladders, inside cable ducts or fixed to walls. 

They can also be buried with additional mechanical protection and can be installed outdoor only with specific extra protections (UV resistance, AN3 as per NF C15-100-1).

When pulling cables, all conductors share the load equally. Under no circumstances must the maximum tensile force exceed 5 daN/mm² of the total cross-sectional area.

Characteristics

Characteristics

Construction characteristics

Construction characteristics

Conductor material
Aluminum
Conductor flexibility
Stranded class 2
Conductor shape
Circular
With Green/Yellow core
No
With smaller neutral conductor
No
Insulation
XLPE
Outer sheath
HFFR (Halogen Free Flame Retardant)
Sheath colour
Blue
Lead free
-

Dimensional characteristics

Dimensional characteristics

Number of cores
4
Conductor cross-section
185 mm²
Neutral conductor section (when smaller)
- mm²
Maximum outer diameter
61.2 mm
Approximate weight
2909 kg/km

Electrical characteristics

Electrical characteristics

Rated Voltage Uo/U (Um)
0.6/ 1 (1.2) kV
Max. DC resistance of the conductor at 20°C
0.164 Ohm/km
Permissible current rating in open air
371 A
Voltage drop, 3 conductors
0.38 V/A.km
Permissible current rating when buried
- A
Voltage drop, single phase
- V/A.km

Mechanical characteristics

Mechanical characteristics

Mechanical resistance to impacts
Good
Cable flexibility
Rigid

Usage characteristics

Usage characteristics

Fire retardant
EN 50399
Smoke density
EN 50399
Gases corrosivity
EN IEC 60754-2 (a1)
Max. conductor temperature in service
90 °C
Bending factor when laying
6 (xD)
Short-circuit max. conductor temperature
250 °C
Operating temperature, range
-25 ... 60 °C
Minimum installation temperature
0 °C
Chemical resistance
Accidental
U.V resistance
AN3
Water proof
AD6
Weather resistance
Good
Packaging
Cut to length
Length
- m
Minimum static operating bending radius
367 mm

Resources

Resources

Declaration of Performance

  • Declaration of Performance n° : 1001375-BEDO-007
  • Certification Date : 6/9/26
  • AVCP (Assessment and Verification of Constancy of Performance) : System 1+
  • Notified body : NB 2658
  • Declared performance : Cca-s1,d2,a1

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