Firetox Flame Retardant Cables 

Firetox Flame Retardant Cables

600/1000V XLPE Insulated, LSZH Sheathed, Armoured Power Cables ((multicore)

FTX400 1RZ1-R (CU/XLPE/LSZH 600/1000V Class 2)
FTX400 1RZ1MZ1-R (CU/XLPE/LSZH/SWA/LSZH 600/1000V Class 2)

Firetox Flame Retardant Cables

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 to IEC 60502-1; BS 6724

FIRE PERFORMANCE

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Note: Asterisk * denotes superseded standard.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
600/1000V

CABLE CONSTRUCTION
Conductor: Plain annealed copper wire, stranded according to IEC(EN) 60228 class 2.
Insulation: Extruded cross-linked XLPE compound.
Inner Sheath(optional): LSZH Compound
Armouring(optional): Galvanized Steel Wire
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.)

COLOUR CODE
Insulation colour as per bs7671

 

with earth conductor

without earth conductor

2Cores

-

Brown,Blue

3Cores

Yellow/Green,Brown,Blue

Brown,Gray,Black

4Cores

Yellow/Green,Brown,Gray,Black

Brown,Gray,Black,Blue

5Cores

Yellow/Green,Brown,Gray,Black,Blue

Brown,Gray,Black,Blue,Black

above 5 Cores

Yellow/Green,Black Numbered

Black Numbered

sheath colour: Black

Physical AND THERMAL PROPERTIES
Temperature range during operation: Max.90°C for XLPE
250°C in short-circuit for 5s max.
Minimum bending radius: 8 x Overall Diameter (unarmoured cable)
10 x Overall Diameter (armoured cable)

CONSTRUCTION PARAMETERS

Conductor FTX400 1RZ1-R FTX400 1RZ1MZ1-R

No. of
Core X
Cross
Section

No./
Nominal
Diameter
of
Strands

Nominal
Insulation
Thickness

Unarmoured Armoured

Nominal
Overall
Diameter

Approx.
Weight

Diameter
Under
Armour

Armour
Wire
Diameter

Nominal
Overall
Diameter

Approx.
Weight

mm2

No./mm

mm

mm

mm

mm

mm

mm

kg/km

5x1.5

7/0.53

0.7

11.3

184

9.9

0.9

14.5

402

7x1.5

7/0.53

0.7

12.4

225

11.2

0.9

16.0

490

10x1.5

7/0.53

0.7

15.6

325

14.3

1.25

20.0

761

12x1.5

7/0.53

0.7

16.2

370

14.8

1.25

20.5

827

19x1.5

7/0.53

0.7

19.0

516

17.4

1.6

24.0

1186

27x1.5

7/0.53

0.7

22.7

712

21.3

1.6

28.1

1537

37x1.5

7/0.53

0.7

25.5

941

23.9

1.6

30.7

1856

48x1.5

7/0.53

0.7

29.0

1186

27.5

1.6

34.6

2276

5x2.5

7/0.67

0.7

12.8

237

11.2

0.9

15.8

496

7x2.5

7/0.67

0.7

13.8

303

12.4

0.9

17.2

602

10x2.5

7/0.67

0.7

17.5

426

15.9

1.25

21.8

943

12x2.5

7/0.67

0.7

18.1

489

16.5

1.25

22.4

1020

19x2.5

7/0.67

0.7

21.3

725

19.9

1.6

26.7

1498

27x2.5

7/0.67

0.7

25.5

1004

23.9

1.6

30.9

1933

37x2.5

7/0.67

0.7

28.7

1334

26.9

1.6

33.9

2372

48x2.5

7/0.67

0.7

32.9

1706

31.3

2.0

39.6

3252

5x4

7/0.85

0.7

14.2

324

12.6

1.25

18.2

712

7x4

7/0.85

0.7

15.5

422

14.1

1.25

19.8

871

10x4

7/0.85

0.7

19.7

597

18.5

1.25

24.4

1213

12x4

7/0.85

0.7

20.3

690

19.1

1.6

25.7

1462

19x4

7/0.85

0.7

24.0

1037

22.6

1.6

29.4

1931

27x4

7/0.85

0.7

28.8

1445

27.2

1.6

34.4

2532

37x4

7/0.85

0.7

32.5

1932

31.1

2.0

39.3

3448

48x4

7/0.85

0.7

37.3

2479

35.7

2.0

44.2

4273

Note : Other conductor sizes & core confi gurations are available upon request.

Electrical PROPERTIES
Conductor Operating Temperature : 90°C
Ambient Temperature : 30°C

FTX400 1RZ1-R
Current-Carrying Capacities (Amp)

Conductor cross- sectional 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- phase a.c. or d.c

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 c ables three phase

2
cables, single- phase a.c. or d.c.
or 3 cables three phase

3 cables, trefoil
3-phase a.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)

Size of
conductor
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,
11 and 12 (in
trefoil)
Ref. Methods 1 and
11(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

FTX400 1RZ1MZ1-R
Current-Carrying Capacities (Amp)

Conductor
crosssectional
area
Reference Method
1 (clipped
direct)
Reference Method
11 (on a perforated
horizontal cable trayor
Reference Method 13
[free air] )
In single-way
ducts
Laid direct in
ground
one
2-core
cable
single
phase
a.c. or
d.c.
one
3-core or
4-core
cable
3-phase
a.c.
one
2-core
cable
single
phase
a.c. or
d.c.
one
3-core or
4-core
cable
3-phase
a.c.
one
2-core
cable
single
phase
a.c. or
d.c.
one
3-core or
4-core
cable
3-phase
a.c.
one
2-core
cable
single
phase
a.c. or
d.c.
one
3-core or
4-core
cable
3-phase
a.c.

1

2

3

4

5

6

7

8

9

mm2

A

A

A

A

A

A

A

A

1.5

27

23

29

25

-

23

-

28

2.5

36

31

39

33

-

30

-

36

4

49

42

52

44

-

40

-

48

Voltage Drop (Per Amp Per Meter)

Conductor cross-sectional area

2-core cable d.c.

2 cables, single-phase a.c.

3 or 4 cables, 3-phase a.c.

2 cables, single- phase a.c.

3 or 4 cables,
3-phase a.c.

In ducts or in ground

In ducts or
in ground

1

2

3

4

5

6

mm2

mV/A/m

mV/A/m

mV/A/m

mV/A/m

mV/A/m

1.5

31.0

31.0

27.0

31.0

25.0

2.5

19.0

19.0

16.0

19.0

15.0

4

12.0

12.0

10.0

12.0

9.7