300/500V Mica+XLPE Insulated, LSZH Sheathed, Screened Power Cables to BS 8436 (2-4 Cores)
FFX200 05mROZ1-U/R/K (CU/MGT+XLPE/OSCR/LSZH 300/500V Class 1/2/5)
Application
The cables are mainly used in power stations, mass transit underground passenger systems, airports,petrochemical plants, hotels, hospitals and high-rise buildings.
Standards
Basic design adapted from BS 8436:2011
Fire Performance
| Circuit Integrity | IEC 60331-21; BS 6387 |
| Flame Retardance (Single vertical wire or cable test) | IEC 60332-1-2; EN 60332-1-2 |
| Halogen free | IEC 60754-1; EN 50267-2-1 |
| No Corrosive Gas Emission | IEC60754-2; EN 50267-2-2 |
| Minimum Smoke Emission | IEC 61034-2; EN 61034-2 |
Voltage Rating
300/500 V
Cable Construction
Conductor: Tinned annealed copper conductor, solid or stranded according to BS EN 60228 class 1, class 2 or class 5.
Fire Barrier: Mica glass tape.
Insulation: Thermosetting XLPE type GP 8 according to BS 7655-1.3. Crosslinked polyolefin material type EI 5 according to EN 50363-5 or crosslinked elastomeric GP 4/GP 6 according to BS 7655-1.2 can be offered as option.
CPC (Circuit Protective Conductor): Uninsulated tinned annealed copper conductor conforming to BS EN13630:2002.
Screen: One or more metallic or laminated metallic tape(s) shall be applied, either longitudinally or helically or as a combination of both, with the metallic element in contact with the uninsulated circuit protective conductor.
Outer Sheath: LSZH type LTS 3 according to BS 7655-6.1.
Outer Sheath Option: UV resistance, hydrocarbon resistance, oil resistance, anti-rodent and anti-termite properties can be offered as option.
Colour Code
Insulation Colour:
2-core + uninsulated circuit protective conductor: Brown, blue or brown, brown.
3-core + uninsulated circuit protective conductor: Brown, black, grey.
4-core + uninsulated circuit protective conductor: Blue, brown, black, grey.
Sheath Colour: White; other colours can be offered upon request.
Physical And Thermal Properties
Maximum temperature range during operation: 70°C
Maximum short circuit temperature (5 Seconds): 250°C
Minimum bending radius: 6 x Overall Diameter
Construction Parameters
| Conductor | FFX200 05mROZ1-U/R/K | ||||
|---|---|---|---|---|---|
| No. of Cores × Cross-sectional Area | Conductor Class | Nominal Insulation Thickness | Nominal Sheath Thickness | Approx. Overall Diameter | Approx. Weight |
| No.×mm² | mm | mm | mm | kg/km | |
| 2×1.0 | 1/2/5 | 0.6 | 0.9 | 9.1 | 104 |
| 2×1.5 | 1/2/5 | 0.7 | 0.9 | 10.0 | 127 |
| 2×2.5 | 1/2/5 | 0.7 | 1.0 | 11.0 | 169 |
| 2×4 | 1/2/5 | 0.7 | 1.1 | 12.3 | 229 |
| 3×1.0 | 1/2/5 | 0.6 | 0.9 | 9.6 | 126 |
| 3×1.5 | 1/2/5 | 0.7 | 0.9 | 10.6 | 159 |
| 3×2.5 | 1/2/5 | 0.7 | 1.0 | 11.7 | 214 |
| 3×4 | 1/2/5 | 0.7 | 1.1 | 13.1 | 297 |
| 4×1.0 | 1/2/5 | 0.6 | 1.0 | 10.5 | 153 |
| 4×1.5 | 1/2/5 | 0.7 | 1.0 | 11.6 | 195 |
| 4×2.5 | 1/2/5 | 0.7 | 1.1 | 12.8 | 263 |
| 4×4 | 1/2/5 | 0.7 | 1.2 | 14.4 | 366 |
Electrical Properties
Conductor Operating Temperature : 70°C
Ambient Temperature : 30°C
Current-Carrying Capacities (Amp)
| Conductor cross-sectional area | Ref. Method A (enclosed in conduit in thermally insulating wall etc.) | Ref. Method B (enclosed in conduit on a wall or in trunking etc.) | Ref. Method C (clipped direct) | Ref. Method E (in free air or on a perforated cable tray etc. horizontal or vertical) | ||||
|---|---|---|---|---|---|---|---|---|
| 1 two-core cable*, single-phase a.c. or d.c. | 1 three-or four core cable*, three-phase a.c. | 1 two-core cable*, single-phase a.c. or d.c. | 1 three-or four core cable*, three-phase a.c. | 1 two-core cable*, single-phase a.c. or d.c. | 1 three-or four core cable*, three-phase a.c. | 1 two-core cable*, single-phase a.c. or d.c. | 1 three-or four core cable*, three-phase a.c. | |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| mm² | A | A | A | A | A | A | A | A |
| 1.0 | 11 | 10 | 13 | 11.5 | 15 | 13.5 | 17 | 14.5 |
| 1.5 | 14 | 13 | 16.5 | 15 | 19.5 | 17.5 | 22 | 18.5 |
| 2.5 | 18.5 | 17.5 | 23 | 20 | 27 | 24 | 30 | 25 |
| 4 | 25 | 23 | 30 | 27 | 36 | 32 | 40 | 34 |
Note: *With or without a protective conductor.
Voltage Drop (Per Amp Per Meter) according to BS 7671:2008 table 4D2B
| Conductor cross-sectional area | Two-core cable, d.c. | Two-core cable, single-phase a.c. | Three- or four-core cable, three-phase a.c. |
|---|---|---|---|
| 1 | 2 | 3 | 4 |
| mm² | mV/A/m | mV/A/m | mV/A/m |
| 1.0 | 44 | 44 | 38 |
| 1.5 | 29 | 29 | 25 |
| 2.5 | 18 | 18 | 15 |
| 4 | 11 | 11 | 9.5 |
