624B Twin & Earth LSZH Cable 300/500V BS7211
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 |
2.6x6.4 |
4.4x8.0 |
75 |
| 1.5 |
1 |
1.38 |
0.7 |
2.8 |
1.0 |
2.8x6.8 |
4.6x8.4 |
85 |
| 2.5 |
1 |
1.78 |
0.7 |
3.2 |
1.5 |
3.2x8.1 |
5.2x9.9 |
120 |
| 4 |
2 |
2.55 |
0.7 |
4.0 |
1.5 |
4.0x9.7 |
6.0x11.5 |
170 |
| 6 |
2 |
3.12 |
0.7 |
4.5 |
2.5 |
4.5x11.5 |
6.5x13.5 |
230 |
| 10 |
2 |
- |
0.7 |
- |
- |
- |
7.9x15.9 |
320 |
Audited Supplier 
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