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HOT PRODUCTS
APPLICATIONS
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300/500V Mica+XLPE Insulated, LSZH Sheathed Power Cables to BS 7211 (Single Core)
FFX300 05mRZ1-U (CU/MGT+XLPE/LSZH 300/500V Class 1)
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 7211:2012
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 |
Reduced Fire Propagation (Vertically-mounted bundled wires & cables test) | IEC 60332-3-24; EN 60332-3-24 |
Halogen Free | IEC 60754-1; EN 50267-2-1 |
No Corrosive Gas Emission | IEC 60754-2; EN 50267-2-2 |
Minimum Smoke Emission | IEC 61034-2; EN 61034-2 |
VOLTAGE RATING
300/500V
CABLE CONSTRUCTION
Conductor: Annealed copper conductor, solid according to BS EN 60228 class 1.
Fire Barrier: Mica glass tape.
Insulation: XLPE type GP 8 according to BS 7655-1.3. Crosslinked polyolefin material type EI 5 according to
EN 50363-5 can be offered as option.
CPC (Circuit Protective Conductor): Uninsulated copper conductor.
Outer Sheath: Extruded LSZH type LTS 2 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: Brown or blue.
Sheath Colour: White; other colours can be offered upon request.
Physical AND THERMAL PROPERTIES
Maximum temperature range during operation: 90°C
Maximum short circuit temperature (5 Seconds): 250°C
Minimum bending radius: 4 × Overall Diameter
CONSTRUCTION PARAMETERS
Conductor | FFX300 05mRZ1-U | |||||||
---|---|---|---|---|---|---|---|---|
No. of Cores × Cross-sectional Area | Conductor Class | Nominal Insulation Thickness | Crosssectional Area of CPC | Class of CPC | Nominal Sheath Thickness | Min. Overall Dimensions | Max. Overall Dimensions | Approx. Weight |
No.×mm2 | mm | mm2 | mm | mm | mm | kg/km | ||
1×1.0 | 1 | 0.70 | 1.0 | 1 | 0.9 | 5.1x6.2 | 6.0x7.3 | 66 |
1×1.5 | 1 | 0.70 | 1.0 | 1 | 0.9 | 5.4x6.4 | 6.3x7.6 | 74 |
Electrical PROPERTIES
Conductor operating temperature: 90°C
Ambient temperature: 30°C
Current-Carrying Capacities (Amp) according to BS 7671:2008 table 4E1A
Conductor crosssectional 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) | |||
---|---|---|---|---|---|---|
2 cables, single-phase a.c. or d.c. | 3 or 4 cables, three-phase a.c. | 2 cables, single-phase a.c. or d.c | 3 or 4 cables, three-phase a.c. | 2 cables, singlephase a.c. or d.c. flat and touching | 3 or 4 cables, three-phase a.c. flat and touching or trefoil | |
1 | 2 | 3 | 4 | 5 | 6 | 7 |
mm2 | a | a | a | a | a | a |
1.0 | 14 | 13 | 17 | 15 | 19 | 17.5 |
1.5 | 19 | 17 | 23 | 20 | 25 | 23 |
Voltage Drop (Per Amp Per Meter) according to BS 7671:2008 table 4E1B
Conductor crosssectional area | 2 cables d.c. | 2 cables, single-phase a.c. | 3 or 4 cables, three-phase a.c. | |||||
---|---|---|---|---|---|---|---|---|
Ref. Methods A&B (enclosed in conduit or trunking) | Ref. Methods C, F&G (clipped direct, on trays or in free air) | Ref. Methods
A&B (enclosed
in conduit or trunking) |
Ref. Methods C, F&G (clipped direct, on trays or in free air) | |||||
Cables touching | Cables spaced* | Cables touching, Trefoil | Cables touching, Flat | Cables spaced*, Flat | ||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
mm2 | mV/a/m | mV/a/m | mV/a/m | mV/a/m | mV/a/m | mV/a/m | mV/a/m | mV/a/m |
1.0 | 46 | 46 | 46 | 46 | 40 | 40 | 40 | 40 |
1.5 | 31 | 31 | 31 | 31 | 27 | 27 | 27 | 27 |
Note: *Spacings larger than one cable diameter will result in a large voltage drop.