cable

PVC INSULATED CABLES

Need Power Connections? We Have The Solutions!

54

TABLE

55

DESCRIPTION

SPECIFICATION

1

Single-Core 450/750V PVC-Insulated, Non-Sheathed General Purpose Cables

MS 136 / BS 6004 / IEC 60502-1

2A

SINGLE-CORE 300/500V UNARMOURED CABLES wITH CIRCULAR Copper Conductors

MS 136 / BS 6004 / IEC 60502-1

2B

Single-Core 600/1000V Unarmoured Cables with Circular Copper Conductors

MS 274 / BS 6346 / IEC 60502-1

2C

Single-Core 600/1000V Armoured Cables with Circular Copper Conductors

MS 274 / BS 6346 / IEC 60502-1

3A

Two-Core 300/500V Unarmoured Cables with Circular Copper Conductors

MS 136 / BS 6004 / IEC 60502-1

3B

Two-Core 600/1000v Unarmoured Cables with Circular Copper Conductors

MS 274 / BS 6346 / IEC 60502-1

3C

Two-Core 600/1000C Armoured Cables with Circular Copper Conductors

MS 274 / BS 6346 / IEC 60502-1

4A

Three-Core 300/500V Unarmoured Cables with Circular Copper Conductors

MS 136 / BS 6004 / IEC 60502-1

4B

Three-Core 600/1000V Unarmoured Cables with Circular Copper Conductors

MS 274 / BS 6346 / IEC 60502-1

4C

Three-Core 600/1000v Armoured Cables with Circular Copper Conductors

MS 274 / BS 6346 / IEC 60502-1

5A

Four-Core 300/500V Unarmoured Cables with Circular Copper Conductors

MS 136 / BS 6004 / IEC 60502-1

5B

Four-Core 600/1000V Unarmoured Cables with Circular Copper Conductors

MS 274 / BS 6346 / IEC 60502-1

5C

Four-Core 600/1000V Armoured Cables with Circular Copper Conductors

MS 274 / BS 6346 / IEC 60502-1

6A

Multi-Core 600/1000V Auxiliary Cables with Solid Copper Conductors

MS 274 / BS 6346 / IEC 60502-1

6B

Multi-Core 600/1000V Auxiliary Cables with Stranded Copper Conductors

MS 274 / BS 6346 / IEC 60502-1

A

Sustained Current Rating And Voltage Drop For Single-Core Pvc-Insulated Cables with Copper Conductors

B

Sustained Current Rating And Voltage Drop For Two-core Pvc-Insulated Cables with Copper Conductors

C

Sustained Current Rating And Voltage Drop For Three-core And Four-Core PVC-insulated Cables with Copper Conductors

D

Sustained Current Rating And Voltage Drop For Auxiliary/ Multi-Core PVC-Insulated Cables with Copper Conductors

E

Electrical Characteristics Of PVC-Insulated Cables with Copper Conductors

F

Minimum Installation Radius Of PVC-Insulated Cables with Copper Conductors

PVC PV C INSULA I NSULATED TED CABLES LOW VOLTAGE SINGLE-CORE PVC-INSULATED POWER CABLES

Conductor

Insulation

BASIC CONSTRUCTION CONDUCTOR

- PLAIN ANNEALED COPPER

CONDUCTOR SHAPE - ROUND CIRCULAR STRANDED OR COMPACTED CIRCULAR STRANDED INSULATION

- PVC

Colours

- Red, Black, Yellow, Blue, Green, White ang Grey

MS 136 BS 6004 IEC 60502-1

LOW VOLTAGE SINGLE CORE PVC-INSULATED POWER CABLES TABLE 1 SINGLE-CORE 450/750V PVC PVC INSULATED, NON-SHEATHED GENERAL GENERAL PURPOSE PURPOSE CABLES CONDUCTOR Nom. Area No. & Dia. of Wire sq.mm No./mm 1.5 1/1.38 1.5 7/0.53 2.5 1/1.78 2.5 7/0.67 4 7/0.85 6 7/1.04 10 7/1.35 16 7/1.70 25 19/1.35 35 19/1.53 50 19/1.78 70 19/2.14 95 37/1.78 120 37/2.03 150 37/2.25 185 37/2.52 240 61/2.25 300 61/2.52 400 61/2.85 500 61/3.20 630 127/2.52

Thickness of Insulation mm

0.7 0.7 0.8 0.8 0.8 0.8 1.0 1.0 1.2 1.2 1.4 1.4 1.6 1.6 1.8 2.0 2.2 2.4 2.6 2.8 2.8

Overall Diameter mm 2.9 3.1 3.5 3.8 4.3 4.9 6.2 7.3 9.0 10.3 12.0 13.8 16.0 17.7 19.6 22.0 25.0 27.8 31.3 34.5 38.4

Max. Conductor Resistance at 20°C Ω/km 12.1 12.1 7.41 7.41 4.61 3.08 1.83 1.15 0.727 0.524 0.387 0.268 0.193 0.153 0.124 0.0991 0.0754 0.0601 0.0470 0.0366 0.0283

Min. Insulation Resistance at 70°C MΩ.km 0.011 0.010 0.010 0.009 0.0077 0.0065 0.0065 0.0050 0.0050 0.0040 0.0045 0.0035 0.0035 0.0032 0.0032 0.0032 0.0032 0.0030 0.0028 0.0028 0.0025

Approx. Weight kg/km 21 21 33 35 53 74 123 185 289 386 521 731 972 1245 1528 1923 2500 3126 3982 4994 6344 56

LOW VOLTAGE SINGLE-CORE PVC-INSULATED POWER CABLES

UNARMOURED CABLES

Conductor

Insulation

Sheath

ARMOURED CABLES

Conductor Insulation Bedding Armour Wire Outersheath

BASIC CONSTRUCTION

CONDUCTOR

57

-

PLAIN ANNEALED COPPER

CONDUCTOR SHAPE -

ROUND CIRCULAR STRANDED OR COMPACTED CIRCULAR STRANDED

INSULATION

-

PVC

BEDDING

-

PVC

ARMOUR WIRE

-

ALUMINIUM WIRES

SHEATH MATERIAL

-

PVC

MS 136 BS 6004 IEC 60502-1

LOW VOLTAGE SINGLE CORE PVC-INSULATED POWER CABLES TABLE 2A

SINGLE-CORE 300/500V UNARMOURED CABLES WITH CIRCULAR COPPER CONDUCTORS

CONDUCTOR Thickness Thickness Overall Max. Conductor Min. Insulation Approx. Nom. Area No. & Dia. of Wire of Insulation of Sheath Diameter Resistance at 20°C Resistance at 70°C Weight mm kg/km mm sq.mm No./mm mm Ω/km MΩ.km 4.4 37 0.7 1.5 1/1.38 0.8 12.1 0.011 4.5 34 0.7 1.5 7/0.53 0.8 12.1 0.011 5.0 48 0.8 2.5 1/1.78 0.8 7.41 0.011 5.2 50 0.8 2.5 7/0.67 0.8 7.41 0.011 6.2 76 4 7/0.85 0.8 0.9 4.61 0.011 6.8 99 0.8 6 7/1.04 0.9 3.08 0.011 154 8.1 1.0 10 7/1.35 0.9 1.83 0.011 9.4 225 1.0 16 7/1.70 1.0 1.15 0.011 11.4 343 1.2 25 19/1.35 1.1 0.727 0.011 12.6 444 35 19/1.53 1.2 1.1 0.524 0.011

MS 274 BS 6346 IEC 60502-1

LOW VOLTAGE SINGLE CORE PVC-INSULATED POWER CABLES TABLE 2B

SINGLE-CORE 600/1000V UNARMOURED CABLES WITH CIRCULAR COPPER CONDUCTORS

CONDUCTOR Thickness Thickness Overall Max. Conductor Min. Insulation Approx. Nom. Area No. & Dia. of Wire of Insulation of Sheath Diameter Resistance at 20°C Resistance at 20°C Weight mm mm sq.mm No./mm mm Ω/km MΩ.km kg/km 50 19/1.78 1.4 1.4 15.1 0.387 5 592 70 1.4 1.4 16.9 0.268 5 808 19/2.14 95 1.6 1.5 19.4 0.193 5 1100 37/1.78 120 1.6 1.5 21.0 0.153 5 1353 37/2.03 150 1.8 1.6 23.2 0.124 5 1658 37/2.25 185 2.0 1.7 25.8 0.0991 5 2065 37/2.52 240 2.2 1.8 29.0 0.0754 5 2681 61/2.25 300 2.4 1.9 32.1 0.0601 5 3335 61/2.52 400 2.6 2.0 35.8 0.0470 5 4219 61/2.85 500 2.8 2.1 39.6 0.0366 5 5268 61/3.20 630 2.8 2.2 43.8 0.0283 5 6681 127/2.52 800 2.8 2.3 48.3 0.0221 5 8413 127/2.85 1000 3.0 2.5 53.7 0.0176 5 10545 127/3.20 Colours for core identification : red or black Black or white sheath

MS 274 BS 6346 IEC 60502-1

LOW VOLTAGE SINGLE CORE PVC-INSULATED POWER CABLES TABLE 2C SINGLE-CORE 600/1000V 600/1000V ARMOURED CABLES WITH CIRCULAR COPPER CONDUCTORS CONDUCTOR Nom. Area

sq.mm 50 70 95 120 150 185 240 300 400 500 630 800 1000

Thickness No. & Dia. of Wire of Insulation

No./mm 19/1.78 19/2.14 37/1.78 37/2.03 37/2.25 37/2.52 61/2.25 61/2.52 61/2.85 61/3.20 127/2.52 127/2.85 127/3.20

mm 1.4 1.4 1.6 1.6 1.8 2.0 2.2 2.4 2.6 2.8 2.8 2.8 3.0

**Thickness of Bedding

mm 0.8 0.8 0.8 1.0 1.0 1.0 1.0 1.0 1.2 1.2 1.2 1.4 1.4

Nominal armour Thickness wire diameter of Sheath

mm 1.25 1.25 1.25 1.6 1.6 1.6 1.6 1.6 2.0 2.0 2.0 2.5 2.5

mm 1.5 1.6 1.6 1.7 1.7 1.8 1.9 1.9 2.1 2.1 2.2 2.4 2.5

Overall Max. Conductor Min. Insulation Approx. Diameter Resistance at 20°C Resistance at 20°C Weight

mm 19.1 21.1 23.4 26.3 28.3 30.8 34.1 37.0 42.0 45.6 49.7 55.8 61.0

Ω/km 0.387 0.268 0.193 0.153 0.124 0.0991 0.0754 0.0601 0.0470 0.0366 0.0283 0.0221 0.0176

MΩ.km 5 5 5 5 5 5 5 5 5 5 5 5 5

kg/km 1046 1322 1644 2175 2549 3043 3782 4787 5913 7512 9120 11211 13614

Colours for core identification : red or black Black sheath **In case of TAPED BEDDING: The thickness of taped bedding (approximately 0.8mm) need not be checked by measurement.

58

600/1000V TWO-CORE PVC-INSULATED POWER CABLES

UNARMOURED CABLES

Conductor Insulation Filler Core Wrapping Outersheath

ARMOURED CABLES

Conductor Insulation Filler Core Wrapping Bedding Armour Wire Outersheath

BASIC CONSTRUCTION CONDUCTOR

- COPPER OR ALUMINIUM

CONDUCTOR SHAPE - CIRCULAR STRANDED OR COMPACTED CIRCULAR STRANDED

59

INSULATION

- PVC

BEDDING

- PVC

ARMOUR

- GALVANISED STEEL WIRES

SHEATH MATERIAL

- PVC

MS 136 BS 6004 IEC 60502-1

LOW VOLTAGE TWO CORE PVC-INSULATED POWER CABLES TABLE 3A

TWO-CORE 300/500V UNARMOURED CABLES WITH CIRCULAR COPPER CONDUCTORS

CONDUCTOR Thickness Overall Max. Conductor Min. Insulation Approx. Diameter Resistance at 20°C Resistance at 70°C Weight Nom. Area No. & Dia. of Wire of Insulation of Sheath mm Ω/km MΩ.km kg/km mm sq.mm No./mm mm 103 7.2 12.1 0.011 0.7 1.5 1/1.38 1.2 7.5 12.1 0.010 113 0.7 1.5 7/0.53 1.2 8.6 7.41 0.010 144 2.5 1/1.78 0.8 1.2 9.1 7.41 0.009 154 2.5 7/0.67 0.8 1.2 10.6 4.61 0.0077 204 0.8 4 7/0.85 1.2 12.0 3.08 0.0065 266 0.8 6 7/1.04 1.2 14.9 1.83 0.0065 427 1.0 10 7/1.35 1.4

MS 274 BS 6346 IEC 60502-1

LOW VOLTAGE TWO CORE PVC-INSULATED POWER CABLES TABLE 3B

TWO-CORE 600/1000V UNARMOURED CABLES WITH CIRCULAR COPPER CONDUCTORS

CONDUCTOR Thickness Approx. Overall Max. Conductor Min. Insulation Diameter Resistance at 20°C Resistance at 20°C Weight Nom. Area No. & Dia. of Wire of Insulation of Sheath mm Ω/km MΩ.km kg/km sq.mm No./mm mm mm 16.1 1.83 7 425 1.0 10 7/1.35 1.8 18.6 1.15 6 607 1.0 16 7/1.70 1.8 22.1 0.727 5 923 1.2 25 19/1.35 1.8 24.5 0.524 5 1200 1.2 35 19/1.53 1.8 22.8 0.387 5 1342 50 19/1.78 1.4 1.8 25.5 0.268 5 1803 70 19/2.14 1.4 1.8 29.3 0.193 5 2432 1.6 95 37/1.78 2.0 31.8 0.153 5 3041 1.6 120 37/2.03 2.1 35.1 0.124 5 3739 1.8 150 37/2.25 2.2 39.1 0.0991 5 4636 2.0 185 37/2.52 2.4 43.9 0.0754 5 5760 240 61/2.25 2.2 2.7 48.7 0.0601 5 7160 300 61/2.52 2.4 2.9 Colours for core identification : red and black Black sheath

MS 274 BS 6346 IEC 60502-1

LOW VOLTAGE TWO CORE PVC-INSULATED POWER CABLES TABLE 3C

TWO-CORE 600/1000V ARMOURED CABLES WITH CIRCULAR COPPER CONDUCTORS

CONDUCTOR

Thickness **Thickness Nominal armour Thickness Overall Max. Conductor wire diameter of Sheath Diameter Resistance at 20°C

Nom. Area No. & Dia. of Wire of Insulation of bedding

sq.mm 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300

No./mm 7/0.53 7/0.67 7/0.85 7/1.04 7/1.35 7/1.70 19/1.35 19/1.53 19/1.78 19/2.14 37/1.78 37/2.03 37/2.25 37/2.52 61/2.25 61/2.52

mm 0.6 0.7 0.8 0.8 1.0 1.0 1.2 1.2 1.4 1.4 1.6 1.6 1.8 2.0 2.2 2.4

mm 0.8 0.8 0.8 0.8 0.8 0.8 1.0 1.0 1.0 1.0 1.2 1.2 1.2 1.4 1.4 1.6

mm 0.9 0.9 0.9 0.9 1.25 1.25 1.6 1.6 1.6 1.6 2.0 2.0 2.0 2.5 2.5 2.5

mm 1.4 1.4 1.4 1.5 1.6 1.6 1.7 1.8 1.9 1.9 2.1 2.2 2.3 2.4 2.5 2.7

mm 12.3 13.6 15.1 16.5 20.1 21.9 23.0 24.9 27.8 30.4 35.5 38.0 41.3 46.4 51.2 56.4

Ω/km 12.1 7.41 4.61 3.08 1.83 1.15 0.727 0.524 0.387 0.268 0.193 0.153 0.124 0.0991 0.0754 0.0601

Min. Insulation Resistance at 20°C

Approx. Weight

MΩ.km 10 9 8 7 7 6 5 5 5 5 5 5 5 5 5 5

kg/km 310 368 450 541 862 950 1474 1795 2207 2730 3798 4474 5312 6783 8794 10384

Colours for core identification : red and black Black sheath **In case of TAPED BEDDING: The thickness of taped bedding (approximately 0.8mm) need not be checked by measurement.

60

600/1000V THREE-CORE PVC-INSULATED POWER CABLES

UNARMOURED CABLES


ARMOURED CABLES


BASIC CONSTRUCTION

61

CONDUCTOR MATERIAL

-

COPPER OR ALUMINIUM

CONDUCTOR SHAPE

-

CIRCULAR STRANDED OR COMPACTED CIRCULAR STRANDED

INSULATION

-

PVC

BEDDING

-

PVC

ARMOUR

-

GALVANISED STEEL WIRES

SHEATH MATERIAL

-

PVC

MS 136 BS 6004 IEC 60502-1

LOW VOLTAGE THREE CORE PVC-INSULATED POWER CABLES TABLE 4A

THREE-CORE 300/500V UNARMOURED CABLES WITH CIRCULAR COPPER CONDUCTORS

CONDUCTOR Thickness Approx. Overall Max. Conductor Min. Insulation Diameter Resistance at 20°C Resistance at 70°C Nom. Area No. & Dia. of Wire of Insulation of Sheath mm Ω/km MΩ.km mm sq.mm No./mm mm 12.1 0.011 7.6 0.7 1.5 1/1.38 1.2 7.9 12.1 0.010 0.7 1.5 7/0.53 1.2 9.2 7.41 0.010 2.5 1/1.78 0.8 1.2 9.7 7.41 0.009 2.5 7/0.67 0.8 1.2 11.5 4.61 0.0077 0.8 4 7/0.85 1.2 12.3 3.08 0.0065 0.8 6 7/1.04 1.2 1.83 0.0065 15.9 1.0 10 7/1.35 1.4

Weight kg/km 123 134 174 187 251 345 538

MS 274 BS 6346 IEC 60502-1

LOW VOLTAGE THREE CORE PVC-INSULATED POWER CABLES TABLE 4B

THREE-CORE 600/1000V UNARMOURED CABLES WITH CIRCULAR COPPER CONDUC

CONDUCTOR Thickness Approx. Overall Max. Conductor Min. Insulation Diameter Resistance at 20°C Resistance at 20°C Weight Nom. Area No. & Dia. of Wire of Insulation of Sheath mm Ω/km MΩ.km kg/km sq.mm No./mm mm mm 17.0 1.83 7 536 1.0 10 7/1.35 1.8 19.7 1.15 6 780 1.0 16 7/1.70 1.8 5 1202 23.5 0.727 1.2 25 19/1.35 1.8 26.2 0.524 5 1569 1.2 35 19/1.53 1.8 25.5 0.387 5 1874 50 19/1.78 1.4 1.8 28.7 0.268 5 2561 70 19/2.14 1.4 1.8 33.3 0.193 5 3476 1.6 95 37/1.78 2.0 36.2 0.153 5 4350 1.6 120 37/2.03 2.1 5292 40.0 0.124 5 1.8 150 37/2.25 2.2 44.6 0.0991 5 6678 2.0 185 37/2.52 2.4 50.1 0.0754 5 8150 240 61/2.25 2.2 2.7 55.6 0.0601 5 10140 300 61/2.52 2.4 2.9 Colours for core identification : red, yellow and blue Black sheath

MS 274 BS 6346 IEC 60502-1

LOW VOLTAGE THREE CORE PVC-INSULATED POWER CABLES TABLE 4C

THREE-CORE 600/1000V ARMOURED CABLES WITH CIRCULAR COPPER CONDUCTORS

CONDUCTOR

Thickness **Thickness Nominal armour Thickness wire diameter of Sheath


sq.mm 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300

No./mm 7/0.53 7/0.67 7/0.85 7/1.04 7/1.35 7/1.70 19/1.35 19/1.53 19/1.78 19/2.14 37/1.78 37/2.03 37/2.25 37/2.52 61/2.25 61/2.52

mm 0.6 0.7 0.8 0.8 1.0 1.0 1.2 1.2 1.4 1.4 1.6 1.6 1.8 2.0 2.2 2.4

mm 0.8 0.8 0.8 0.8 0.8 0.8 1.0 1.0 1.0 1.2 1.2 1.2 1.4 1.4 1.6 1.6

mm 0.9 0.9 0.9 0.9 1.25 1.25 1.6 1.6 1.6 2.0 2.0 2.0 2.5 2.5 2.5 2.5

mm 1.4 1.4 1.4 1.5 1.6 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.4 2.5 2.6 2.8

Overall Diameter

Max. Conductor Resistance at 20°C


Approx. Weight

mm 12.8 14.1 15.8 18.0 21.2 23.1 28.2 31.0 30.5 35.0 39.3 42.2 47.5 51.9 57.8 63.2

Ω/km 12.1 7.41 4.61 3.08 1.83 1.15 0.727 0.524 0.387 0.268 0.193 0.153 0.124 0.0991 0.0754 0.0601

MΩ.km 10 9 8 7 7 6 5 5 5 5 5 5 5 5 5 5

kg/km 321 421 533 745 1027 1177 1843 2239 2818 4004 5031 6022 7616 9203 11464 13843

Colours for core identification : red, yellow and blue Black sheath **In case of TAPED BEDDING: The thickness of taped bedding (approximately 0.8mm) need not be checked by measurement.

62

600/1000V FOUR-CORE PVC-INSULATED POWER CABLES

UNARMOURED CABLES


ARMOURED CABLES


BASIC CONSTRUCTION

63

CONDUCTOR MATERIAL

-

COPPER OR ALUMINIUM

CONDUCTOR SHAPE

-

CIRCULAR STRANDED OR COMPACTED CIRCULAR STRANDED

INSULATION

-

PVC

BEDDING

-

PVC

ARMOUR

-

GALVANISED STEEL WIRES

SHEATH MATERIAL

-

PVC

MS 136 BS 6004 IEC 60502-1

LOW VOLTAGE FOUR CORE PVC-INSULATED POWER CABLES TABLE 5A

FOUR-CORE 300/500V UNARMOURED CABLES WITH CIRCULAR COPPER CONDUCTORS

CONDUCTORThickness Thickness Min. Insulation Approx Overall Max. Conductor Diameter Resistance at 20°C Resistance at 70°C Weight Nom. Area No. & Dia. of Wire of Insulation of Sheath kg/km mm Ω/km MΩ.km mm sq.mm No./mm mm 150 8.8 12.1 0.011 0.7 1.5 1/1.38 1.2 164 9.1 12.1 0.010 0.7 1.5 7/0.53 1.2 214 10.2 7.41 0.010 2.5 1/1.78 0.8 1.2 229 10.8 7.41 0.009 2.5 7/0.67 0.8 1.2 325 11.2 4.61 0.0077 0.8 4 7/0.85 1.4 430 12.8 3.08 0.0065 0.8 6 7/1.04 1.4 676 15.8 1.83 0.0065 1.0 10 7/1.35 1.4

MS 274 BS 6346 IEC 60502-1

LOW VOLTAGE FOUR CORE PVC-INSULATED POWER CABLES TABLE 5B

FOUR-CORE 600/1000V UNARMOURED CABLES WITH CIRCULAR COPPER CONDUCTORS

CONDUCTOR Thickness Min. Insulation Approx Overall Max. Conductor Diameter Resistance at 20°C Resistance at 20°C Weight Nom. Area No. & Dia. of Wire of Insulation of Sheath mm Ω/km MΩ.km kg/km sq.mm No./mm mm mm 18.6 1.83 7 690 1.0 10 7/1.35 1.8 21.6 1.15 6 1001 1.0 16 7/1.70 1.8 25.9 0.727 5 1543 1.2 25 19/1.35 1.8 28.9 0.524 5 2018 1.2 35 19/1.53 1.8 29.2 0.387 5 2462 50 19/1.78 1.4 1.9 33.0 0.268 5 3368 70 19/2.14 1.4 2.0 38.3 0.193 5 4603 1.6 95 37/1.78 2.2 41.8 0.153 5 5660 1.6 120 37/2.03 2.3 46.3 0.124 5 6995 1.8 150 37/2.25 2.5 51.3 0.0991 5 8691 2.0 185 37/2.52 2.6 58.0 0.0754 5 11329 240 61/2.25 2.2 2.8 64.6 0.0601 5 14095 300 61/2.52 2.4 3.1 Colours for core identification : red, yellow and blue Black sheath

MS 274 BS 6346 IEC 60502-1

LOW VOLTAGE FOUR CORE PVC-INSULATED POWER CABLES TABLE 5C

FOUR-CORE 600/1000V ARMOURED CABLES WITH CIRCULAR COPPER CONDUCTORS

CONDUCTOR

Thickness **Thickness Nominal armour Thickness Overall Max. Conductor wire diameter of Sheath Diameter Resistance at 20°C


sq.mm 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300

No./mm 7/0.53 7/0.67 7/0.85 7/1.04 7/1.35 7/1.70 19/1.35 19/1.53 19/1.78 19/2.14 37/1.78 37/2.03 37/2.25 37/2.52 61/2.25 61/2.52

mm 0.6 0.7 0.8 0.8 1.0 1.0 1.2 1.2 1.4 1.4 1.6 1.6 1.8 2.0 2.2 2.4

mm 0.8 0.8 0.8 0.8 0.8 1.0 1.0 1.0 1.2 1.2 1.2 1.4 1.4 1.6 1.6 1.6

mm 0.9 0.9 1.25 1.25 1.25 1.6 1.6 1.6 2.0 2.0 2.0 2.5 2.5 2.5 2.5 2.5

mm 1.4 1.4 1.5 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.4 2.5 2.6 2.8 3.0

mm 13.5 15.0 17.8 19.2 22.8 26.3 27.8 30.5 35.4 39.2 44.3 49.3 53.6 59.0 65.7 72.0

Ω/km 12.1 7.41 4.61 3.08 1.83 1.15 0.727 0.524 0.387 0.268 0.193 0.153 0.124 0.0991 0.0754 0.0601


Approx. Weight

MΩ.km 10 9 8 7 7 6 5 5 5 5 5 5 5 5 5 5

kg/km 357 447 716 855 1194 1598 2188 2739 3746 4798 6174 7976 9758 11392 14414 17502

Colours for core identification : red, yellow, blue and black Black sheath **In case of TAPED BEDDING: The thickness of taped bedding (approximately 0.8mm) need not be checked by measurement.

64

MS 274 BS 6346 IEC 60502-1

LOW VOLTAGE MULTI CORE PVC-INSULATED POWER CABLES TABLE 6A

MULTI-CORE 600/1000V AUXILIARY CABLES WITH SOLID COPPER CONDUCTORS

CONDUCTOR No of Thickness **Thickness Nominal armour Thickness Overall Max. Conductor Min. Insulation cores Nom. Area No. & Dia. of Wire of Insulation of bedding wire diameter of Sheath Diameter Resistance at 20°C Resistance at 20°C

5 7 10 12 19 27 37 48 5 7 10 12 19 27 37 48

sq.mm

No./mm

mm

1.5

1/1.38

0.6

2.5

1/1.78

0.7

mm 0.8 0.8 0.8 0.8 0.8 1.0 1.0 1.0 0.8 0.8 0.8 0.8 1.0 1.0 1.0 1.2

mm 0.9 0.9 1.25 1.25 1.25 1.6 1.6 1.6 0.9 0.9 1.25 1.25 1.6 1.6 1.6 2.0

mm 1.4 1.4 1.5 1.5 1.6 1.7 1.8 1.8 1.4 1.5 1.6 1.6 1.7 1.8 1.9 2.0

mm 13.8 14.5 18.1 18.6 21.1 25.4 27.8 30.8 15.4 16.6 20.9 21.4 25.4 29.3 32.4 37.5

Ω/km

MΩ.km

12.1

10

7.41

9

Approx. Weight

kg/km 392 458 700 743 965 1473 1787 2217 495 597 914 1000 1520 1959 2459 3269

MS 274 BS 6346 IEC 60502-1

LOW VOLTAGE MULTI CORE PVC-INSULATED POWER CABLES TABLE 6B

MULTI-CORE 600/1000V AUXILIARY CABLES WITH SOLID COPPER CONDUCTORS

CONDUCTOR Thickness **Thickness Nominal armour Thickness Overall Max. Conductor Min. Insulation No of cores Nom. Area No. & Dia. of Wire of Insulation of bedding wire diameter of Sheath Diameter Resistance at 20°C Resistance at 20°C

5 7 10 12 19 27 37 48 5 7 10 12 19 27 37 48 5 7 10 12 19 27

sq.mm

No./mm

mm

1.5

7/0.53

0.6

2.5

7/0.67

0.7

4

7/0.85

0.8

mm 0.8 0.8 0.8 0.8 0.8 1.0 1.0 1.0 0.8 0.8 0.8 0.8 1.0 1.0 1.0 1.2 0.8 0.8 1.0 1.0 1.0 1.2

mm 0.9 0.9 1.25 1.25 1.25 1.6 1.6 1.6 0.9 0.9 1.25 1.25 1.25 1.6 1.6 2.0 1.25 1.25 1.6 1.6 1.6 2.0

mm 1.4 1.4 1.5 1.5 1.6 1.7 1.8 1.9 1.5 1.5 1.6 1.6 1.7 1.8 1.9 2.1 1.5 1.6 1.7 1.7 1.8 2.0

mm 14.3 15.2 19.0 19.4 22.2 26.7 29.2 32.9 16.3 18.0 21.9 2.4 26.6 30.7 34.0 39.5 19.0 20.5 26.1 26.8 30.5 37.1

Ω/km

MΩ.km

12.1

10

7.41

9

4.61

8

Approx. Weight

kg/km 436 515 783 839 1095 1611 1914 2485 528 636 962 1037 1628 2107 2590 3525 813 946 1441 1583 2123 3092

Colours for core identification : white insulation with printed black numbering Black sheath **In case of TAPED BEDDING: The thickness of taped bedding (approximately 0.8mm) need not be checked by measurement.

65

MS 136/MS 274 BS 6004/BS 6346 IEC 60502-1

SUSTAINED CURRENT RATING AND VOLTAGE DROP TABLE A SUSTAINED CURRENT RATING AND VOLTAGE DROP FOR SINGLE-CORE PVC INSULATED CABLES WITH COPPER CONDUCTORS Unarmoured Cables Current Rating

CONDUCTOR Nom. Area

sq.mm 50 70 95 120 150 185 240 300 400 500 630 800 1000

In Air Trefoil Spaced*

In Ground Trefoil Spaced*

amp 184 233 290 338 388 450 537 620 722 832 957 1083 1206

amp 200 246 294 335 376 424 491 553 627 706 790 872 948

amp 214 271 337 392 451 523 625 724 847 986 1152 1329 1502

amp 210 258 310 354 397 451 524 594 679 774 883 995 1103

Voltage Drop Trefoil

Spaced*

mV 0.82 0.58 0.43 0.35 0.30 0.25 0.22 0.19 0.18 0.16 0.15 0.15 0.14

mV 0.83 0.60 0.47 0.40 0.35 0.33 0.32 0.31 0.28 0.27 0.25 0.23 0.22

Armoured Cables Current Rating In Air Trefoil Spaced*

In Ground Trefoil Spaced*

amp 193 243 298 347 395 452 532 607 690 776 869 937 1010

amp 203 248 297 337 376 423 485 542 600 660 721 756 797

amp 223 279 339 386 433 486 555 618 666 718 778 819 873

amp 211 257 305 341 377 417 469 515 549 586 627 648 679

Voltage Drop Trefoil

Spaced*

mV 0.82 0.58 0.44 0.36 0.31 0.27 0.23 0.20 0.19 0.18 0.16 0.16 0.15

mV 0.87 0.65 0.52 0.45 0.41 0.38 0.35 0.33 0.32 0.31 0.31 -

*Installed vertically spaced

MS 136/MS 274 BS 6004/BS 6346 IEC 60502-1

SUSTAINED CURRENT RATING AND VOLTAGE DROP TABLE B SUSTAINED CURRENT RATING AND VOLTAGE DROP FOR TWO-CORE PVC INSULATED CABLES WITH COPPER CONDUCTORS CONDUCTOR Nom. Area

sq.mm 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400

Unarmoured Cables Current Rating Voltage Drop In Air In Ground

Armoured Cables Current Rating In Air In Ground

amp 71 97 130 159 194 244 302 351 402 464 552 636 739

amp 23 32 42 54 74 102 136 166 201 252 312 360 409 473 558 636 729

amp 88 117 157 189 225 276 332 379 425 480 559 631 718

mV 4.3 2.8 1.7 1.3 0.94 0.66 0.49 0.40 0.34 0.29 0.24 0.21 0.19

amp 30 40 53 66 88 119 158 190 225 277 332 377 422 478 551 616 693

Voltage Drop

mV 29 18 12 7.4 4.3 2.8 1.7 1.3 0.94 0.66 0.49 0.40 0.34 0.29 0.24 0.21 0.19

66

MS 136/MS 274 BS 6004/BS 6346 IEC 60502-1

SUSTAINED CURRENT RATING AND VOLTAGE DROP TABLE C

SUSTAINED CURRENT RATING AND VOLTAGE DROP FOR THREE-CORE AND FOUR-CORE PVC INSULATED CABLES WITH COPPER CONDUCTORS

CONDUCTOR Nom. Area

sq.mm 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400

Unarmoured Cables Current Rating Voltage Drop In Air In Ground

Armoured Cables Current Rating In Air In Ground

amp 61 84 110 136 166 210 259 302 345 398 474 545 631

amp 20 27 36 46 63 87 116 142 172 218 268 310 355 407 480 547 627

amp 75 100 131 158 188 231 277 316 355 401 466 525 595

mV 3.8 2.4 1.5 1.1 0.82 0.57 0.42 0.35 0.29 0.25 0.21 0.18 0.17

Voltage Drop

amp 26 34 45 57 75 101 132 159 188 233 279 317 355 401 462 517 580

mV 25 16 10 6.3 3.8 2.4 1.5 1.1 0.82 0.57 0.42 0.35 0.29 0.25 0.21 0.18 0.17

MS 136/MS 274 BS 6004/BS 6346 IEC 60502-1

SUSTAINED CURRENT RATING AND VOLTAGE DROP TABLE D

SUSTAINED CURRENT RATING AND VOLTAGE DROP FOR AUXILIARY/MULTI-CORE PVC INSULATED CABLES WITH COPPER CONDUCTORS

CONDUCTOR Nom. Area

sq.mm 1.5 2.5 4 6 10 16

Twin Cable Single Phase AC or DC Current Rating In Air In Ground

amp 20 29 37 48 66 86

Voltage Drop

amp 32 41 55 69 92 119

mV 29 18 12 7.4 4.3 2.7

Three or Four Cable Three Phase AC or DC Current Rating Voltage Drop In Air In Ground

amp 18 24 31 41 56 73

amp 27 35 47 59 78 101

RATING FACTOR FOR OTHER TEMPERATURES

67

Cables in air Temperature °C Factor

25 1.06

30 1.00

35 0.94

40 0.87

45 0.79

Cables in ground Temperature °C Factor

25 1.00

30 0.95

35 0.90

40 0.85

45 0.80

mV 25 16 9.6 6.3 3.8 2.3

MS 136/MS 274 BS 6004/BS 6346 IEC 60502-1

ELECTRICAL CHARACTERISTICS TABLE E

PVC INSULATED CABLES WITH COPPER CONDUCTORS

AC Resistance at 70°C

sq.mm 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 500 630 800 1000

Ω/km 0.464 0.321 0.232 0.184 0.150 0.121 0.0927 0.0751 0.0600 0.0484 0.0398 0.0334 0.0290

Reactance at 50Hz Trefoil

Ω/km 0.112 0.107 0.103 0.103 0.101 0.099 0.096 0.094 0.091 0.089 0.086 0.086 0.084

† Capacitance Capacitance AC Resistance Reactance

Flat

Ω/km 0.198 0.193 0.189 0.188 0.186 0.184 0.182 0.181 0.178 0.176 0.173 -

Armoured Cables

Armoured or Unarmoured Auxiliary/Multicore Cables

Armoured Cables Single Core

CONDUCTOR Nom. Area

μF/km 1.56 1.83 1.89 2.11 2.08 2.09 2.17 2.22 2.31 2.41 2.71 3.04 3.17

at 70°C

at 50Hz

Two core

Three core

Four core

Ω/km 1.38 0.870 0.627 0.464 0.321 0.232 0.184 0.150 0.121 0.0929 0.0752 0.0604 -

Ω/km 0.078 0.084 0.081 0.081 0.079 0.077 0.076 0.076 0.076 0.075 0.074 0.074 -

μF/km 0.68 0.81 0.88 1.04 1.06 0.92 0.95 1.09 1.10 1.27 1.32 1.45 1.44 1.44 1.55 1.59 -

μF/km 0.68 0.81 0.88 1.04 1.06 1.07 1.19 1.28 1.25 1.41 1.55 1.67 1.71 1.72 1.78 -

μF/km 0.68 0.81 0.88 1.04 1.06 1.14 1.20 1.36 1.36 1.60 1.64 1.83 1.81 1.81 1.88 1.94 -

† Not applicable to unarmoured cables

MS 136/MS 274 BS 6004/BS 6346 IEC 60502-1

MINIMUM INSTALLATION RADIUS TABLE F

PVC INSULATED CABLES WITH COPPER CONDUCTORS

TYPE OF CONDUCTOR AND CABLE*

OVERALL DIAMETER, D mm

MINIMUM INTERNAL RADIUS OF BEND mm

CIRCULAR COPPER CONDUCTORS, UNARMOURED

< 10 > 10 < 25 > 25

3D 4D 4D 6D

CIRCULAR COPPER CONDUCTORS, ARMOURED

ANY

6D

SHAPED COPPER CONDUCTORS, ARMOURED OR UNARMOURED

ANY

8D

*Armoured or Unarmoured

68

69

cable

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