Firetox Flame Retardant Cables 

Firetox Flame Retardant Cables

600/1000V XLPE Insulated, LSZH Sheathed, Armoured Power Cables to BS 6724 (2-5 Cores)

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

APPLICATION

The cables are mainly used in power stations, mass transit underground passenger systems, airports,

petrochemical plants, hotels, hospitals and high-rise buildings. This product type is TUV approved.

STANDARDS

Basic design to BS 6724

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

FIRE PERFORMANCE

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

600/1000V

CABLE CONSTRUCTION

Conductor : Annealed copper wire, stranded according to BS EN 60228 class 2.

Insulation : XLPE type GP8 according to BS 7655-1.3. HEPR type GP6 according to BS 7655-1.2 or crosslinked

polyolefin material type EI 5 according to BS EN 50363-5 can be offered as option.

Bedding : Extruded layer of polymeric material.

Armouring : Aluminium wire.

Outer Sheath : Extruded layer of polymeric material LTS 1 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 : Brown and blue.

3-core : Brown, black and grey.

4-core : Blue, brown, black and grey.

5-core : Green and yellow, blue, brown, black, grey.

Sheath Colour : Black; 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 :

circular copper conductors : 6 × Overall Diameter

shaped copper conductors : 8 × Overall Diameter

CONSTRUCTION PARAMETERS

Conductor

FTX400 1RZ1MZ1-R

No. of Cores × Cross-sectional Area

Conductor Class

Nominal Insulation Thickness

Nominal Bedding Thickness

Nominal Steel Wire Armour Diameter

Nominal Sheath Thickness

Approx. Overall Diameter

Approx. Weight

No.×mm²

 

mm

mm

mm

mm

mm

kg/km

2 Cores

2×1.5a

2

0.6

0.8

0.9

1.3

12.1

294

2×2.5a

2

0.7

0.8

0.9

1.4

13.6

354

2×4a

2

0.7

0.8

0.9

1.4

14.7

420

2×6a

2

0.7

0.8

0.9

1.4

15.9

497

2×10a

2

0.7

0.8

0.9

1.5

18.0

650

2×16a

2

0.7

0.8

1.25

1.5

20.4

964

2×25a

2

0.9

0.8

1.25

1.6

24.1

1314

2×25b

2

0.9

0.8

1.25

1.6

20.4

1254

2×35a

2

0.9

1.0

1.6

1.7

27.7

1832

2×35b

2

0.9

1.0

1.6

1.7

23.3

1736

2×50b

2

1.0

1.0

1.6

1.8

25.8

2261

2×70b

2

1.1

1.0

1.6

1.9

29.0

2922

2×95b

2

1.1

1.2

2.0

2.0

33.1

4029

2×120b

2

1.2

1.2

2.0

2.1

36.1

4796

2×150b

2

1.4

1.2

2.0

2.2

39.3

5646

2×185b

2

1.6

1.4

2.5

2.4

44.7

7365

2×240b

2

1.7

1.4

2.5

2.5

49.0

9027

2×300b

2

1.8

1.6

2.5

2.6

53.5

10832

2×400b

2

2.0

1.6

2.5

2.8

59.0

13216

3 cores

3×1.5a

2

0.6

0.8

0.9

1.3

12.6

320

3×2.5a

2

0.7

0.8

0.9

1.4

14.1

401

3×4a

2

0.7

0.8

0.9

1.4

15.3

487

3×6a

2

0.7

0.8

0.9

1.4

16.6

588

3×10a

2

0.7

0.8

1.25

1.5

19.5

906

3×16a

2

0.7

0.8

1.25

1.6

21.6

1190

3×25a

2

0.9

1.0

1.6

1.7

26.7

1858

3×25b

2

0.9

1.0

1.6

1.7

23.6

1755

3×35a

2

0.9

1.0

1.6

1.8

29.4

2298

3×35b

2

0.9

1.0

1.6

1.8

25.7

2154

3×50b

2

1.0

1.0

1.6

1.8

28.5

2858

3×70b

2

1.1

1.0

1.6

1.9

32.2

3761

3×95b

2

1.1

1.2

2.0

2.1

37.0

5204

3×120b

2

1.2

1.2

2.0

2.2

40.4

6258

3×150b

2

1.4

1.4

2.5

2.3

45.5

7989

3×185b

2

1.6

1.4

2.5

2.4

49.8

9586

3×240b

2

1.7

1.4

2.5

2.6

55.1

11930

3×300b

2

1.8

1.6

2.5

2.7

60.2

14427

3×400b

2

2.0

1.6

2.5

2.9

66.6

17765

4 cores

4×1.5a

2

0.6

0.8

0.9

1.3

13.3

388

4×2.5a

2

0.7

0.8

0.9

1.4

15.0

460

4×4a

2

0.7

0.8

0.9

1.4

16.4

566

4×6a

2

0.7

0.8

1.25

1.5

18.7

813

4×10a

2

0.7

0.8

1.25

1.5

21.1

1073

4×16a

2

0.7

0.8

1.25

1.6

23.4

1431

4×25a

2

0.9

1.0

1.6

1.7

28.9

2239

4×25b

2

0.9

1.0

1.6

1.7

26.1

2102

4×35a

2

0.9

1.0

1.6

1.8

31.9

2797

4×35b

2

0.9

1.0

1.6

1.8

28.6

2606

4×50b

2

1.0

1.0

1.6

1.9

32.0

3530

4×70b

2

1.1

1.2

2.0

2.1

37.7

5074

4×95b

2

1.1

1.2

2.0

2.2

41.7

6474

4×120b

2

1.2

1.4

2.5

2.3

47.1

8390

4×150b

2

1.4

1.4

2.5

2.4

51.4

9947

4×185b

2

1.6

1.4

2.5

2.6

56.6

12096

4×240b

2

1.7

1.6

2.5

2.7

63.0

15109

4×300b

2

1.8

1.6

2.5

2.9

68.8

18276

4×400b

2

2.0

1.8

3.15

3.2

78.1

23849

5 cores

5×1.5a

2

0.6

0.8

0.9

1.4

14.3

413

5×2.5a

2

0.7

0.8

0.9

1.4

16.1

521

5×4a

2

0.7

0.8

0.9

1.5

17.8

658

5×6a

2

0.7

0.8

1.25

1.5

20

932

5×10a

2

0.7

0.8

1.25

1.6

22.9

1258

5×16a

2

0.7

1.0

1.6

1.7

26.6

1893

5×25a

2

0.9

1.0

1.6

1.8

31.5

2646

5×35a

2

0.9

1.0

1.6

1.9

34.8

3326

5×50a

2

1.0

1.2

2

2

40.4

4567

5×70a

2

1.1

1.2

2

2.2

46.3

6056

a Circular or compacted circular stranded conductors (class 2).

b Shaped stranded conductor (class 2).

ELECTRICAL PROPERTIES

Conductor operating temperature : 90°C

Air ambient temperature : 30°C

Ground ambient temperature : 20°C

Current-Carrying Capacities (Amp) according to BS 7671:2008 table 4E4A

Conductor cross-ectional area

Ref. Method C (clipped direct)

Ref. Method E (in free air or on a perforated cable tray etc. horizontal or vertical)

Ref. Method D (direct in in groud or in ducting in groud. in or around buildings)

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

mm²

A

A

A

A

A

A

1.5

27

23

29

25

25

21

2.5

36

31

39

33

33

28

4

49

42

52

44

43

36

6

62

53

66

56

53

44

10

85

73

90

78

71

58

16

110

94

115

99

91

75

25

146

124

152

131

116

96

35

180

154

188

162

139

115

50

219

187

228

197

164

135

70

279

238

291

251

203

167

95

338

289

354

304

239

197

120

392

335

410

353

271

223

150

451

386

472

406

306

251

185

515

441

539

463

343

281

240

607

520

636

546

395

324

300

698

599

732

628

446

365

400

787

673

847

728

-

-

Voltage Drop (Per Amp Per Meter) according to BS 7671:2008 table 4E4B


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

1.5

31

31

27

2.5

19

19

16

4

12

12

10

6

7.9

7.9

6.8

10

4.7

4.7

4.0

16

2.9

2.9

2.5

 

 

r

x

z

r

x

z

25

1.85

1.85

0.160

1.90

1.60

0.140

1.65

35

1.35

1.35

0.155

1.35

1.15

0.135

1.15

50

0.98

0.99

0.155

1.00

0.86

0.135

0.87

70

0.67

0.67

0.150

0.69

0.59

0.130

0.60

95

0.49

0.50

0.150

0.52

0.43

0.130

0.45

120

0.39

0.40

0.145

0.42

0.34

0.130

0.37

150

0.31

0.32

0.145

0.35

0.38

0.125

0.30

185

0.25

0.26

0.145

0.29

0.22

0.125

0.26

240

0.195

0.200

0.140

0.24

0.175

0.125

0.21

300

0.155

0.160

0.140

0.21

0.140

0.120

0.185

400

0.120

0.130

0.140

0.190

0.115

0.120

0.165

Note :
r = conductor resistance at operating temperature
x = reactance
z = impedance