Firetox Flame Retardant Cables 

Firetox Flame Retardant Cables

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

FTX300 1RZ1-R (CU/XLPE/LSZH 600/1000V Class 2)
FTX300 1RZ1MZ1-R (CU/XLPE/LSZH/AWA/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 BS 7211

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Note: Asterisk * denotes superseded standard.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): Aluminium 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
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 FTX300 1RZ1-R FTX300 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

kg/km

mm

mm

mm

kg/km

1x1.5

7/0.53

0.7

6

48

1x2.5

7/0.67

0.7

6.4

63

1x4

7/0.85

0.7

7.0

78

1x6

7/1.04

0.7

7.5

105

1x10

7/1.35

0.7

8.5

151

1x16

7/1.70

0.7

9.5

211

1x25

7/2.14

0.9

11.2

315

1x35

7/2.52

0.9

12.4

416

1x50

19/1.78

1.0

14

569

1x70

19/2.14

1.1

16

792

15.4

1.25

21.5

960

1x95

19/2.52

1.1

18

1068

17.3

1.25

23.4

1240

1x120

37/2.03

1.2

20

1325

19.1

1.6

25.9

1650

1x150

37/2.25

1.4

22

1627

21.1

1.6

27.9

1970

1x185

37/2.52

1.6

24.4

2021

23.2

1.6

30.1

2390

1x240

61/2.25

1.7

27.5

2617

26.2

1.6

33.2

3040

1x300

61/2.52

1.8

30.3

3252

28.8

1.6

35.8

3790

1x400

61/2.85

2.0

33.9

4131

32.7

2.0

40.9

4790

1x500

61/3.20

2.2

37.6

5175

36.2

2.0

44.6

5880

1x630

127/2.52

2.4

42.4

6631

40.6

2.0

49.2

7400

1x800

127/2.85

2.6

47.3

8412

45.7

2.5

55.7

9500

1x1000

127/3.20

2.8

52.4

10530

50.6

2.5

61.0

11750

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

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

-

-

-

-

-

6

43

39

51

45

59

54

-

-

-

-

-

10

58

53

71

63

81

74

-

-

-

-

-

16

76

70

95

85

109

99

-

-

-

-

-

25

100

91

126

111

143

130

158

140

183

163

138

35

125

111

156

138

176

161

195

176

226

203

171

50

149

135

189

168

228

209

293

215

274

246

209

70

189

170

240

214

293

268

308

279

351

318

270

95

228

205

290

259

355

326

375

341

426

389

330

120

263

235

336

299

413

379

436

398

495

453

385

150

300

270

375

328

476

436

505

461

570

524

445

185

341

306

426

370

545

500

579

530

651

600

511

240

400

358

500

433

644

590

686

630

769

711

606

300

459

410

573

493

743

681

794

730

886

824

701

400

-

-

684

584

868

793

915

849

1065

994

820

500

-

-

783

666

990

904

1044

973

1228

1150

936

630

-

-

900

764

1130

1033

1191

1115

1423

1338

1069

800

-

-

-

-

1288

1179

1358

1275

1580

1485

1214

1000

-

-

-

-

1443

1323

1520

1436

1775

1671

1349

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

6

7.8

7.9

6.8

6.8

6.8

6.8

10

4.7

4.7

4.7

4

4

4

16

2.9

2.9

2.9

2.5

2.5

2.5

 

 

r

x

z

r

x

z

r

x

z

r

x

z

r

x

z

25

1.85

1.85

0.31

1.90

1.85

0.190

1.85

1.60

0.27

1.65

1.600

0.165

1.600

1.600

0.190

1.600

35

1.35

1.35

0.29

1.35

1.35

0.180

1.35

1.15

0.25

1.15

1.150

0.155

1.50

1.150

0.180

1.150

50

0.99

1.00

0.29

1.05

0.99

0.180

1.00

0.87

0.25

0.90

0.860

0.155

0.870

0.860

0.180

0.870

70

0.68

0.70

0.28

0.75

0.68

0.175

0.71

0.60

0.24

0.65

0.590

0.150

0.610

0.590

0.175

0.620

95

0.49

0.51

0.27

0.58

0.49

0.170

0.52

0.44

0.23

0.50

0.430

0.145

0.450

0.430

0.170

0.460

120

0.39

0.41

0.26

0.48

0.39

0.165

0.43

0.35

0.23

0.42

0.340

0.140

0.370

0.340

0.165

0.380

150

0.32

0.33

0.26

0.43

0.32

0.165

0.36

0.29

0.23

0.37

0.280

0.140

0.310

0.280

0.165

0.320

185

0.25

0.27

0.26

0.37

0.26

0.165

0.30

0.23

0.23

0.32

0.220

0.140

0.260

0.220

0.165

0.280

240

0.19

0.21

0.26

0.33

0.20

0.160

0.25

0.185

0.22

0.29

0.170

0.140

0.220

0.170

0.165

0.240

300

0.155

0.175

0.25

0.31

0.16

0.160

0.22

0.150

0.22

0.27

0.140

0.140

0.195

0.135

0.160

0.210

400

0.12

0.140

0.25

0.29

0.13

0.155

0.20

0.125

0.22

0.25

0.110

0.135

0.175

0.110

0.160

0.195

500

0.093

0.120

0.25

0.28

0.105

0.155

0.185

0.100

0.22

0.24

0.090

0.135

0.160

0.088

0.160

0.180

630

0.072

0.100

0.25

0.27

0.086

0.155

0.175

0.088

0.21

0.23

0.074

0.135

0.150

0.071

0.160

0.170

800

0.056

-

-

-

0.072

0.150

0.170

-

-

-

0.062

0.130

0.145

0.059

0.155

0.165

1000

0.045

-

-

-

0.063

0.150

0.165

-

-

-

0.055

0.130

0.140

0.050

0.155

0.165

FTX300 1RZ1MZ1-R
Current-Carrying Capacities (Amp)

Conductor
crosssectional
area
Reference Method
1 (clipped
direct)
Reference Method
11 (on a perforated
horizontal cable tray or Reference Method 13
[free air] )
Reference
Method 12
(free air)
In single-way ducts Laid direct in ground
2
cables,
singlephase
a.c. or
d.c.
3 or 4
cables,
3-phase
a.c.
2
cables,
singlephase
a.c. or
d.c.
3 or 4
cables,
3-phase
a.c.
3 cables
3-phase
a.c. trefoil
touching
2
cables,
singlephase
a.c. or
d.c.
3 or 4
cables,
3-phase
a.c.
2
cables,
singlephase
a.c. or
d.c.
3 or 4
cables,
3-phase
a.c.

1

2

3

4

5

6

7

8

9

10

mm2

A

A

A

A

A

A

A

A

A

70

303

277

322

293

285

310

280

340

290

95

367

333

389

352

346

365

330

405

345

120

425

383

449

405

402

410

370

460

389

150

488

437

516

462

463

445

405

510

435

185

557

496

587

524

529

485

440

580

490

240

656

579

689

612

625

550

500

670

560

300

755

662

792

700

720

610

550

750

630

400

853

717

899

767

815

640

580

830

700

500

962

791

1016

851

918

690

620

910

770

630

1082

861

1146

935

1027

750

670

1000

840

800

1170

904

1246

987

1119

828

735

1117

931

1000

1261

961

1345

1055

1214

919

811

1254

1038

Voltage Drop (Per Amp Per Meter)

Conductor
crosssectional
area

2 cables
d.c.

2 cables singlephase
a.c.
3 or 4 cables three-phase a.c. 2 cables
singlephase
a.c.
3 or 4 cables,
3-phase a.c.
touching

Reference Method 1
& 11 (touching)

Reference Method 1, 11 & 12 (in trefoil
touching)

Reference Method
1 & 11 (Flat touching)

In
ducts

In
ground

In
ducts

In
ground

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

 

 

r

x

z

r

x

z

r

x

z

 

 

 

 

70

0.67

0.68

0.20

0.71

0.59

0.17

0.62

0.6

0.25

0.65

0.80

0.70

0.70

0.61

95

0.49

0.51

0.195

0.55

0.44

0.17

0.47

0.46

0.24

0.52

0.65

0.53

0.56

0.46

120

0.39

0.41

0.190

0.45

0.35

0.165

0.39

0.38

0.24

0.44

0.55

0.43

0.48

0.37

150

0.31

0.33

0.185

0.38

0.29

0.160

0.33

0.31

0.23

0.39

0.50

0.37

0.43

0.32

185

0.25

0.27

0.185

0.33

0.23

0.160

0.28

0.26

0.23

0.34

0.45

0.31

0.39

0.27

240

0.195

0.21

0.180

0.28

0.18

0.155

0.24

0.21

0.22

0.30

0.40

0.26

0.35

0.23

300

0.155

0.17

0.175

0.25

0.145

0.150

0.21

0.17

0.22

0.28

0.37

0.24

0.32

0.21

400

0.115

0.145

0.170

0.22

0.125

0.150

0.195

0.160

0.21

0.27

0.35

0.21

0.30

0.19

500

0.093

0.125

0.170

0.21

0.105

0.145

0.180

0.145

0.20

0.25

0.33

0.20

0.28

0.18

630

0.073

0.105

0.165

0.195

0.092

0.145

0.170

0.135

0.195

0.24

0.30

0.19

0.26

0.17

800

0.056

0.090

0.160

0.190

0.086

0.140

0.165

0.130

0.180

0.23

0.28

0.18

0.24

0.16

1000

0.045

0.092

0.155

0.180

0.080

0.135

0.155

0.125

0.170

0.21

0.26

0.17

0.22

0.15