6242-B insulated HFFR electrical cable wire
624-B Twin and Earth LSZH Cable Construction:
Class 1 solid copper conductor or Class 2 Stranded copper conductors,Circuit Protection Conductor (Earth),XLPE Insulation,LSZH Sheath
6242-B Twin and Earth LSZH Cable Application
These cables are suitable for fixed installation particularly for situations in which low emission smoke and domestic wiring cable for the surface wiring of sockets and lighting where fire, smoke emission and toxic fumes create a potential threat to life and equipment. Can be installed in fixed installations in dry or damp premises on walls, boards or trays, in channels or embedded in plaster. Suitable for laying in conduit or trunking where mechanical protection is require
6242-B Twin and Earth LSZH Cable Standards
BS 7211, IEC60227,IEC 60754-1, IEC 60754-2, IEC 61034,BS EN/IEC 60332-1-2
6242-B Twin and Earth LSZH Cable Technical Character:
Conductor:Class 1 solid copper conductor or Class 2 Stranded copper conductors
Working voltage:300/500v
Test Voltage:2000V
Working Temperature:5-70º C
Bending Radiu: 4 x overall diameter
Max. Conductor temperature: 70 º C
Short-circuit max. Conductor temperature:160°C
Insulation resistance: 10 MΩ x km
Cable Parameter:
| No. of Cores x Nominal Cross Sectional Area | Class of Copper | Nominal thickness of insulation | Nominal thickness of sheath | Nominal overall dimensions | Nominal Weight | Minimum insulation resistance at 90 °C | |
| lower limit |
upper limit |
||||||
| No. x mm² | mm | mm | mm | mm | kg/km | MΩ·km | |
| 2 × 1.0 | 1 | 0.7 | 0.9 | 4.1 × 7.6 | 5.0 × 9.1 | 68 | 0.011 |
| 2 × 1.0 | 2 | 0.7 | 0.9 | 4.2 × 7.8 | 5.1 × 9.4 | 73 | 0.011 |
| 2 × 1.5 | 1 | 0.7 | 0.9 | 4.4 × 8.1 | 5.3 × 9.7 | 85 | 0.011 |
| 2 × 1.5 | 2 | 0.7 | 0.9 | 4.5 × 8.3 | 5.4 × 10.0 | 90 | 0.011 |
| 2 × 2.5 | 1 | 0.7 | 1 | 4.9 × 9.3 | 6.0 × 11.2 | 120 | 0.0092 |
| 2 × 2.5 | 2 | 0.7 | 1 | 5.0 × 9.5 | 6.1 × 11.4 | 125 | 0.0084 |
| 2 × 4 | 2 | 0.7 | 1 | 5.5 × 10.4 | 6.7 × 12.6 | 175 | 0.007 |
| 2 × 6 | 2 | 0.7 | 1.1 | 6.2 × 12.0 | 7.5 × 14.6 | 240 | 0.0059 |
| 2 × 10 | 2 | 0.7 | 1.2 | 7.3 × 14.5 | 8.8 × 17.6 | 390 | 0.0047 |
| 2 × 16 | 2 | 0.7 | 1.3 | 8.4 × 17.0 | 10.1 × 20.5 | 560 | 0.0039 |
