Description
Standards
International : EN 50575; EN 60228National : NF F 55-625
Description
Application
These cables are used for fixed power or lighting installations in tunnels and underground stations.
Fire resistance
- Flame retardant: according to RATP K20 specification
- Fire retardant: according to RATP K20 specification
- Low smoke: according to RATP K20 specification
- Low toxicity: According to RATP K20 specification
- Low corrosivity: According to RATP K20 specification
- Without Halogen : According to RATP K20 specification
Design
- Conductor: Bare copper class 5
- Insulation: Cross-linked Polyethylene (XLPE)
- Assembling: An inner sheath acting as a filler
- Outer sheath: Polyolefin without halogen. Colour: black
Marking
750 V cables : 750 - Nber of cores & cross-section - S - SH - NF F 55-625 - NEXANS 279 - WW - YY - B2ca-s1a, d0, a1 - Manufacturing number DoP:1000148-FRME + metric marking
1000 V cables : 1000 - Nber of cores & cross-section - S - SH - NF F 55-625 - NEXANS 279 - WW - YY - B2ca-s1a, d0, a1 - Manufacturing number DoP:1000148-FRME + metric marking
Core identification
According to NF F 55625
2x: black - blue
3x: black - blue - brown
3G: black - blue - green/yellow
4x: black - blue - brown - black
4G: black - blue - brown - green/yellow
5G: black - blue - brown - black - green/yellow
≥ 7 conductors: black cores printed with numbers with or without green/yellow
Reaction to fire: B2ca-s1a, d0, a1
Characteristics
| Construction characteristics | |
|---|---|
| Conductor material | Plain copper |
| Insulation | XLPE (Cross-linked Polyethylene) |
| Outer sheath | Halogen free polyolefin |
| Halogen free | IEC 60754-1 & EN 60754-1 |
| Usage characteristics | |
| Flame retardant | IEC 60332-1-2 & EN 60332-1-2 |
| Smoke density | IEC 61034-2 & EN 61034-2 |
| Gases toxicity | Low |
| Gases corrosivity | IEC 60754-2 & EN 60754-2 |
| Max. conductor temperature in service | 90°C |
| Operating temperature, range | -20 .. 60°C |
Docs and info
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COMPLEMENT
Bending Radius
r = 6 x maximum outer diameter
