Fire Resisting Cable

Fire Resisting Cables

Fire Resistant Power & Control Cables

300/500V Mica+XLPE Insulated, LSZH Sheathed Power Cables (Single Core)

300/500V Mica+XLPE Insulated, LSZH Sheathed Power Cables (Single Core)

FFX300 05mRZ1-R (CU/MGT+XLPE/LSZH 300/500V Class 2)

Application:

The cables are designed for areas where the integrity of the electrical circuit is critical in maintaining power

supply. Applications can be found in emergency lightings, control and power circuits, power stations, fire alarm

systems, underground tunnels, lifts, escalators, and high-rise buildings.

Standards:

Basic design to IEC 60502-1

Fire Performance:

Circuit Integrity IEC 60331-21; BS 6387 CWZ; DIN VDE 0472-814(FE180);
CEI 20-36/2-1; SS229-1; NBN C 30-004 (cat. F3);
NF C32-070-2.3(CR1)
System circuit integrity DIN 4102-12, E30 depending on lay system
Flame Retardance (Single Vertical Wire Test) EN 60332-1-2; IEC 60332-1-2; BS EN 60332-1-2;
VDE 0482-332-1 ; NBN C 30-004 (cat. F1); NF C32-070-2.1(C2);
CEI 20-35/1-2; EN 50265-2-1*; DIN VDE 0482-265-2-1*
Reduced Fire Propagation (Vertically-mounted bundled wires & cable test) EN 60332-3-24 (cat. C); IEC 60332-3-24; BS EN 60332-3-24; VDE 0482-332-3; NBN C 30-004 (cat. F2); NF C32-070-2.2(C1); CEI 20-22/3-4; EN 50266-2-4*; DIN VDE 0482-266-2-4
Halogen Free IEC 60754-1; EN 50267-2-1; DIN VDE 0482-267-2-1;
CEI 20-37/2-1 ; BS 6425-1*
No Corrosive Gas Emission IEC 60754-2; EN 50267-2-2; DIN VDE 0482-267-2-2;
CEI 20-37/2-2 ; BS 6425-2*
Minimum Smoke Emission IEC 61034-1&2; EN 61034 -1&2; DIN VDE 0482-1034-1&2;
CEI 20-37/3-1&2; EN 50268-1&2*; BS 7622-1&2*
No Toxic gases NES 02-713; NF C 20-454

Note: Asterisk * denotes superseded standard.

Voltage Rating:

300/500 V

Cable Construction:

Conductor: Plain annealed copper wire, stranded according to IEC(EN) 60228 class 2.

Insulation: Mica glass tape covered by extruded cross-linked XLPE compound

Earth Conductor(optional): Uninsulated solid or stranded tinned copper conductor.

Outer Sheath: Thermoplastic LSZH compound type LTS3 as per BS 7655-6.1 (Thermosetting LSZH compound

type SW2-SW4 as per BS 7655-2.6 can be offered.)

Physical And Thermal Properties:

Temperature range during operation (fixed state): -30°C – +90°C

Temperature range during installation (mobile state): -20°C – +50°C

Minimum bending radius: 8 x Overall Diameter

Electrical Properties:

Dielectric test: 2000 V r.m.s. x 5’ (core/core)
Insulation resistance 1000 MΩ x km (at 20°C)
Short circuit temperature 250°C

Construction Parameters:

Conductor FFX300 05mRZ1-R
Nominal Cross Section Area No./Nominal Diameter of Strands Nominal Insulation Thickness Nominal Sheath Thickness Without Earth Conductor
Nominal Overall Diameter Approx. Weight
mm2 No./mm mm mm mm kg/km
1.5 7/0.53 0.5 0.5 4.4 29
2.5 7/0.67 0.5 0.5 4.9 40
4 7/0.85 0.5 0.5 5.5 55

Electrical Properties:

Conductor Operating Temperature : 90°C

Ambient Temperature : 30°C

Current-Carrying Capacities (Amp)

Conductor cross- section area Reference Method 4 (enclosed in conduit in thermally insulating wall etc) Reference Method 3 (enclosed in conduit on a wall or in trunking etc) Reference Method 1 (clipped direct) Reference Method 11 (on a perforated cable tray, horizontal or vertical) Reference Method 12 (free air)
Horizontal flat spaced Vertical flat spaced Trefoil
2 cables, single-phase a.c. or d.c. 3 or 4 cables, 3-phase a.c. 2 cables, single- 3 or 4 cables, 3-phase a.c. 2 cables, single-phase a.c. or d.c. flat and touching 3 or 4 cables, 3-phase a.c. flat and touching or trefoil 2 cables, single -phase a.c. or d.c. or flat and touching 3 or 4 cables, 3-phase a.c. flat and touching or trefoil 2 cables, single-phase a.c. or d.c. or 3 cables three phase 2 cables, single-phase a.c. or d.c. or 3 cables three phase 3 cables, trefoil 3-phase a.c.
phase a.c. or d.c
1 2 3 4 5 6 7 8 9 10 11 12
mm2 A A A A A A A A A A A
1.5 18 17 22 19 25 23 - - - - -
2.5 24 23 30 26 34 31 - - - - -
4 33 30 40 35 46 41 - - - - -

Voltage Drop (Per Amp Per Meter)

Nominal Cross Section Area 2 cables d.c. 2 cables, single-phase a.c. 3 or 4 cables, 3-phase a.c.
Ref. Methods 3 and 4 (enclosed in conduit etc, in or on a wall) Ref. Methods 1 and 11 (clipped direct or on trays touching) Ref. Methods 3 and 4 (enclosed in conduit etc, in or on a wall) Ref. Methods 1, Ref. Methods 1 and 11
11 and 12 (in trefoil) (Flat and touching)
1 2 3 4 5 6 7
mm2 mV/A/m mV/A/m mV/A/m mV/A/m mV/A/m mV/A/m
1.5 31 31 27 27 27 27
2.5 19 19 16 16 16 16
4 33 12 10 10 10 10