Description
- Lead free
- Aliphatic and aromatic hydrocarbons resistant.
Standards
International : IEC 60228; IEC 60332-3-22 Cat.ADescription
Applications
These power cables are used for electricity supply in medium voltage installation system where chemicals may be present. Hypron® offers an alternative fo conventional lead covered cable and is an environmental friendy solution .
Design
Conductor:
Stranded bare copper (class 2)
Semi-conductor
Insulation:
Cross-linked polyethylene (XLPE)
Semi-conductor
Screen:
Copper tape
Bedding (Optional):
An inner sheath acting as a filler with practically zero thickness
Inner sheath:
Polyvinyl chloride (PVC) Colour black
Screen/sealing barrier:
Aluminium/polyethylene tape
Sheath:
High density polyethylene (PE) Colour: black
Special sheath (intermediate sheath):
Polyamide
Outer sheath:
Polyvinyl chloride (PVC). Colour: red. Other colour on request.
Core identification
1 core: natural
3 x: black – green – brown (by tape under copper screen)
Marking
NEXANS 279 XLPE/PVC/AL/HDPE/NC/PVC VOLTAGE Nber of cores and cross section Cu/Alu IEC 60332-3-22(A) MM YYYY manufacturing number + meter marking
Standards
IEC 60502-2 (design guide-lines)
Characteristics
| Construction characteristics | |
|---|---|
| Conductor material | Bare copper |
| Type of conductor | Stranded, Class 2 |
| Insulation | XLPE (Cross-linked Polyethylene) |
| Screen | Copper tape |
| Inner sheath | PVC |
| Intermediate sheath | Polyamide |
| Outer sheath | PVC |
| Lead free | Yes |
| Protection | no |
| Dimensional characteristics | |
| Number of cores | 1 |
| Conductor cross-section | 50mm² |
| Conductor diameter | 8.2mm |
| Diameter over insulation | 14.4mm |
| Diameter over screen | 15.8mm |
| Diameter over inner sheath | 17.8mm |
| Diameter over intermediate sheath | 22.1mm |
| Minimum outer diameter | 24.7mm |
| Maximum outer diameter | 27.3mm |
| Approximate weight | 1037kg/km |
| Electrical characteristics | |
| Rated Voltage Uo/U (Um) | 3.6 / 6 (7.2) kV |
| Usage characteristics | |
| Fire retardant | IEC 60332-3-22 |
| Chemical resistance | Aliphatic and aromatic hydrocarbons resistant |
| Max. conductor temperature in service | 90°C |
| Operating temperature, range | -20 .. 60°C |
| U.V resistance | Yes |
Docs and info
Related documents
Selling information
Other fire performances IEC 60332-1 or IEC 60332-3-24(C) on request.
Minimum bending radius:
1 core: 10 x outer diameter
3x: 8 x outer diameter
To be doubled during laying operations
Aluminium conductors available on request
