624b Twin & Earth LSZH Cable 300/500V BS7211
Product Description
Applications: Domestic wiring and lighting circuits
Conductors: Plain annealed copper
Insulation: XLPE (cross linked polyethylene)
Sheath: LSZH Conductor
Stranding: Class 1 – Circular solid Class 2 – stranded circular or circular compacted
Operating Temperature: Maximum 90°C,
Minimum bending -15°C
Minimum bending radius: Diameter up to 10mm – 3 x overall diameter Diameter 10mm to 25mm – 4 x overall diameter (Based upon the larger dimensions)
Sheath Colour: White Conductor identification: Brown, Blue and Bare (earth)
Standards: Low smoke and HLC maximum 0.5% in accordance with BSEN50267-1 Common test got cables under fire conditions.
Tests on gases evolved during combustion of materials from cables.
Apparatus.
BSEN50267-2-1: Common test methods for cables under fire conditions. Tests on gases evolved during combustion of materials from cables, Procedures, determination of the amount of halogen acid has. BSEN50266-1: Common test methods for cables under fire conditions. Test for vertical flame spread of vertically mounted bunched wires or cables
| Size sq.mm | Class of conductor | Diameter over conductor mm | RT of insulation mm | Diameter over core mm | Size ECC conductor sq.mm | Diameter over laid up cores mm | Nominal overall diameter mm | Weight kg/km |
| 1.0 | 1 | 1.13 | 0.7 | 2.6 | 1.0 | 2.6×6.4 | 4.4×8.0 | 75 |
| 1.5 | 1 | 1.38 | 0.7 | 2.8 | 1.0 | 2.8×6.8 | 4.6×8.4 | 85 |
| 2.5 | 1 | 1.78 | 0.7 | 3.2 | 1.5 | 3.2×8.1 | 5.2×9.9 | 120 |
| 4 | 2 | 2.55 | 0.7 | 4.0 | 1.5 | 4.0×9.7 | 6.0×11.5 | 170 |
| 6 | 2 | 3.12 | 0.7 | 4.5 | 2.5 | 4.5×11.5 | 6.5×13.5 | 230 |
| 10 | 2 | – | 0.7 | – | – | – | 7.9×15.9 | 320 |
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