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Nuhas Oman LLC

Nuhas is the first and only cable producer in the Middle East to have been certified by DNV, Norway as capable of manufacturing power, control and instrumentation cables for shipboard, high speed/light craft and off-shore cables.

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Nuhas Oman LLC

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  1. ��������������� ������������������������������ �������������������������������������������� ������������������������������������������������������������ ���������������������������������������������������������� � ��������������������������������� �������������������������� �� ��������������������� ����������������

  2. INTRODUCTION INTRODUCTION Nuhas Oman LLC, an integral part of The Al Bahja Group of Companies, is a Quality producer of: • HV, MV and LV Cables • Enamelled Copper Wires • Oxygen Free Continuous Cast Copper Wire Rods • Drawn Copper Conductors Our state-of-the-art manufacturing facilities with cutting edge technology ensure that our products meet with highest quality standards. All our products utilize only OXYGEN FREE HIGH CONDUCTIVITY ELECTRONIC GRADE Copper produced through the Outokompu UPCAST technology, producing minimum 99.99% pure copper with oxygen content less than 5 ppm. The usage of ������������������������������������� ���������������������������������������� ����������������������������������� ������������������������������������� ������������������������������������������� ���������������������������������������� ���������������������������� ���������������������������������������� ������������������������������ ������������������������������� ������������������������������� �������������������������������������������� Our range of World-class HV, MV and LV Cables includes Single & Multi Core Armoured and Un-armoured Cables, Specialty, Control, Instrumentation and also LSF, FRLS, LSOH & Custom Cables to meet the requirements of a broad spectrum of applications ranging from ����������������������������������������������������� ������������������������������������������������������������������������������������� The Cables are produced in compliance to the requirements of BS, IEC, VDE, ASTM, ICEA & UL specifications. The �������������������������������� by acclaimed independent international certifying agencies confirming compliance to respective standards. Nuhas���������������������������������������� that conform to relevant International standards and �������� ����������������������������������������������������������������� ���������������������������������������������������������������������������������������������� � Our quality cycle encompasses raw material and consumable sourcing, in-process production controls and certification of finished goods prior to delivery. A well-equipped in-house quality assurance facility, manned by qualified professionals from the industry, ensures that all products delivered meet stringent quality controls and parameters. Our state-of-the-art laboratory is equipped to test as per relevant international standards as also to individual customer specifications. The company endeavours to cater to the domestic, regional and global markets while maintaining the sanctity of our pristine environment. ����������������������� is a continuing process at Nuhas Oman LLC and we at Nuhas Oman ceaselessly strive to achieve product excellence through TOTAL QUALITY MANAGEMENT to provide the best value to our customers. NUHAS OMAN – QUALITY & RELIABILITY. 1

  3. TABLE 1 XLPE INSULATED AND PVC SHEATHED ARMOURED CABLES Reference standards BS 5467 Applications For installation under ground, indoor ducts where mechanical damage is not expected. Suitable for comparatively higher operating tenperature with XLPE insulation. Construction 1) Oxygen free Electronic Copper Conductor 2) XLPE Insulation 3) Galvanized steel wire armour for multicore & aluminium wire for single core cables 4) PVC sheath TABLE 1 (Contd.) XLPE INSULATED AND PVC SHEATHED ARMOURED CABLES Technical data Max. Operating temperature: 90ºC Reference standards BS 5467 Applications For installation under ground, indoor ducts where mechanical damage is not expected. Suitable for comparatively higher operating tenperature with XLPE insulation. Voltage: 600/1000 V Construction 1) Oxygen free Electronic Copper Conductor 2) XLPE Insulation 3) Galvanized steel wire armour for multicore & aluminium wire for single core cables 4) PVC sheath Nominal Area of conductor Thickness of Insulation Nom Armour wire Diameter Nom Approximate overall diameter Approximate Cable Weight thickness of bedding thickness of oversheath mm 2 mm 1.0 1.1 1.1 1.2 1.4 1.6 1.7 1.8 2.0 2.2 2.4 2.6 2.8 0.7 0.7 0.7 0.7 0.7 0.7 0.9 0.9 1.0 1.1 1.1 1.2 1.4 1.6 1.7 1.8 2.0 0.7 0.7 0.7 0.7 0.7 0.7 0.9 0.9 1.0 1.1 1.1 1.2 1.4 1.6 1.7 1.8 2.0 mm 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 0.8 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 0.8 0.8 0.8 0.8 0.8 0.8 1.0 1.0 1.0 1.0 1.2 1.2 1.4 1.4 1.4 1.6 1.6 mm 0.9 1.25 1.25 1.25 1.6 1.6 1.6 1.6 2.0 2.0 2.0 2.5 2.5 0.9 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 0.9 0.9 0.9 0.9 1.25 1.25 1.6 1.6 1.6 1.6 2.0 2.0 2.5 2.5 2.5 2.5 2.5 mm 1.5 1.5 1.6 1.6 1.7 1.8 1.8 1.9 2.0 2.1 2.2 2.4 2.5 1.3 1.4 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 1.3 1.4 1.4 1.4 1.5 1.6 1.7 1.8 1.8 1.9 2.1 2.2 2.3 2.4 2.6 2.7 2.9 mm 16.5 19.0 21.0 23.0 26.0 28.0 31.0 33.5 38.0 41.5 46.0 52.0 57.0 12.0 13.5 14.5 15.5 17.5 20.0 19.5 22.5 25.5 28.5 32.0 34.5 38.0 42.0 48.5 53.0 58.5 12.5 14.0 15.0 16.0 19.5 21.0 23.0 25.5 28.0 31.5 36.0 40.0 45.0 48.0 54.0 60.0 64.0 kg/km 690 950 1230 1490 1900 2320 2930 3580 4600 5680 7160 9315 11490 255 305 360 430 580 835 995 1395 1735 2250 3055 3635 4360 5495 7000 8450 10335 290 350 420 505 800 1035 1465 1840 2305 3030 4160 5050 6415 7580 9565 11640 14290 Technical data Max. Operating temperature: 90ºC 50 70 95 120 150 185 240 300 400 500 630 800 1000 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 Voltage: 600/1000 V e r o C e l g n i S Nominal Area of conductor Thickness of Insulation Nom Armour wire Diameter Nom Approximate overall diameter Approximate Cable Weight thickness of bedding thickness of oversheath mm 2 mm 0.7 0.7 0.7 0.7 0.7 0.7 0.9 0.9 1.0 1.1 1.1 1.2 1.4 1.6 1.7 1.8 2.0 0.6 0.7 0.7 0.7 0.7 0.7 0.9 0.9 1.0 1.1 mm 0.8 0.8 0.8 0.8 0.8 0.8 1.0 1.0 1.0 1.2 1.2 1.4 1.4 1.4 1.6 1.6 1.8 0.8 0.8 0.8 0.8 0.8 1.0 1.0 1.0 1.2 1.2 mm 0.9 0.9 0.9 1.25 1.25 1.25 1.6 1.6 1.6 2.0 2.0 2.5 2.5 2.5 2.5 2.5 3.15 0.9 0.9 1.25 1.25 1.25 1.6 1.6 1.6 2.0 2.0 mm 1.3 1.4 1.4 1.5 1.5 1.6 1.7 1.8 1.9 2.1 2.2 2.3 2.4 2.6 2.7 2.9 3.2 1.4 1.4 1.5 1.5 1.6 1.7 1.8 1.9 2.0 2.2 mm 13.5 14.5 16.0 18.5 20.5 22.0 26.0 28.5 31.5 37.0 40.5 47.0 50.0 55.0 62.0 68.0 78.0 15.5 17.0 19.0 20.5 23.0 26.0 30.0 33.0 38.5 43.5 kg/km 330 400 490 700 920 1240 1860 2330 2940 4150 5300 6940 8170 9850 12480 15100 19710 420 500 700 855 1170 1660 2285 2530 3920 5170 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 1.5 2.5 4 6 10 16 25 35 50 70 e r o C r u o F e r o C o w T e r o C e v i F e r o C e e r h T 2 3

  4. TABLE 2 PVC INSULATED AND PVC SHEATHED ARMOURED CABLES Reference standards BS 6346 Applications For installation under ground, indoor ducts where mechanical damage is not expected. Construction 1) Oxygen free Electronic Copper Conductor 2) PVC Insulation 3) Galvanized steel wire armour for multicore & aluminium wire for single core cables 4) PVC sheath TABLE 2 (Contd.) Technical data Max. Operating temperature: 70ºC PVC INSULATED AND PVC SHEATHED ARMOURED CABLES Voltage: 600/1000 V Applications For installation under ground, indoor ducts where mechanical damage is not expected. Reference standards BS 6346 Nominal Area of conductor Thickness of Insulation Nom Armour wire Diameter Nom Approximate overall diameter Approximate Cable Weight Construction 1) Oxygen free Electronic Copper Conductor 2) PVC Insulation 3) Galvanized steel wire armour for multicore & aluminium wire for single core cables 4) PVC sheath thickness of bedding thickness of oversheath mm 2 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 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 2.6 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 2.6 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 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 1.6 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 1.6 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 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 2.5 0.9 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 1.5 1.6 1.6 1.7 1.7 1.8 1.9 1.9 2.1 2.1 2.2 2.4 2.5 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 2.9 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 3.0 mm 18.5 20.5 22.5 25.5 27.5 29.5 32.5 35.0 40.0 43.5 47.0 53.0 58.0 12.5 13.5 15.0 16.5 20.0 21.5 22.5 24.5 28.0 30.0 35.0 37.0 40.5 44.0 51.5 56.5 62.0 12.5 14.0 15.5 18.0 21.0 23.0 24.5 27.5 30.5 35.0 39.0 42.5 48.0 50.5 57.5 63.5 68.0 kg/km 755 985 1285 1625 1950 2345 2975 3625 4655 5770 7250 9250 11320 265 320 395 475 770 935 1225 1515 1900 2375 3300 3845 4590 5765 7350 8885 10850 295 370 465 650 925 1160 1595 1985 2520 3470 4470 5335 6805 7995 10150 12315 15000 Technical data Max. Operating temperature: 70ºC 50 70 95 120 150 185 240 300 400 500 630 800 1000 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 Voltage: 600/1000 V e r o C e l g n i S Nominal Area of conductor Thickness of Insulation Nom Armour wire Diameter Nom Approximate overall diameter Approximate Cable Weight thickness of bedding thickness of oversheath mm 2 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 2.6 0.6 0.7 0.8 0.8 1.0 1.0 1.2 1.2 1.4 1.4 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 1.8 0.8 0.8 0.8 0.8 1.0 1.0 1.0 1.0 1.2 1.2 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 3.15 0.9 0.9 1.25 1.25 1.6 1.6 1.6 1.6 2.0 2.0 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 3.3 1.4 1.5 1.5 1.6 1.7 1.7 1.9 1.9 2.1 2.2 mm 13.5 15.0 17.5 19.0 23.0 26.0 28.5 31.0 35.0 39.0 43.5 50.0 53.5 58.5 66.0 72.0 82.0 14.5 16.0 19.0 20.5 26.0 28.0 32.5 35.0 41.0 46.0 kg/km 340 430 640 765 1100 1575 2045 2520 3405 4375 5675 7305 8630 10400 13130 15895 20655 380 495 720 885 1450 1845 2530 2750 4280 5495 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 1.5 2.5 4 6 10 16 25 35 50 70 e r o C r u o F e r o C o w T e r o C e v i F e r o C e e r h T 4 5

  5. TABLE 3 XLPE INSULATED AND LSF SHEATHED ARMOURED CABLES Reference standards BS 6724 Applications These cables have self-extinguishing behaviour without halogen acid gas emission. Furthermore toxic and corrosive gases and smoke emission is reduced to very low level. These characteristics make the cable ideal for use where safety behaviour is important as at public places in case of fire. Construction 1) Oxygen free Electronic Copper Conductor 2) XLPE Insulation 3) Galvanized steel wire armour for multicore & aluminium wire for single core cables 4) LSF sheath TABLE 3 (Contd.) XLPE INSULATED AND LSF SHEATHED ARMOURED CABLES Reference standards BS 6724 Applications These cables have self-extinguishing behaviour without halogen acid gas emission. Furthermore toxic and corrosive gases and smoke emission is reduced to very low level. These characteristics make the cable ideal for use where safety behaviour is important as at public places in case of fire. Technical data Max. Operating temperature: 90ºC Construction 1) Oxygen free Electronic Copper Conductor 2) XLPE Insulation 3) Galvanized steel wire armour for multicore & aluminium wire for single core cables 4) LSF sheath Voltage: 600/1000 V Nominal Area of conductor Thickness of Insulation Nom Armour wire Diameter Nom Approximate overall diameter Approximate Cable Weight thickness of bedding thickness of oversheath mm 2 mm 1.0 1.1 1.1 1.2 1.4 1.6 1.7 1.8 2.0 2.2 2.4 2.6 2.8 0.7 0.7 0.7 0.7 0.7 0.7 0.9 0.9 1.0 1.1 1.1 1.2 1.4 1.6 1.7 1.8 2.0 0.7 0.7 0.7 0.7 0.7 0.7 0.9 0.9 1.0 1.1 1.1 1.2 1.4 1.6 1.7 1.8 2.0 mm 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 0.8 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 0.8 0.8 0.8 0.8 0.8 0.8 1.0 1.0 1.0 1.0 1.2 1.2 1.4 1.4 1.4 1.6 1.6 mm 0.9 1.25 1.25 1.25 1.6 1.6 1.6 1.6 2.0 2.0 2.0 2.5 2.5 0.9 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 0.9 0.9 0.9 0.9 1.25 1.25 1.6 1.6 1.6 1.6 2.0 2.0 2.5 2.5 2.5 2.5 2.5 mm 1.5 1.5 1.6 1.6 1.7 1.8 1.8 1.9 2.0 2.1 2.2 2.4 2.5 1.3 1.4 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 1.3 1.4 1.4 1.4 1.5 1.6 1.7 1.8 1.8 1.9 2.1 2.2 2.3 2.4 2.6 2.7 2.9 mm 17.0 19.5 21.5 23.5 26.5 29.0 32.0 34.5 39.5 43.0 47.5 54.0 59.0 11.5 13.0 14.0 15.5 17.5 19.5 19.5 22.5 25.0 28.0 32.0 35.0 38.5 43.5 48.0 52.0 57.5 12.0 13.5 15.0 16.0 19.0 21.0 23.0 25.0 27.5 31.5 36.0 39.5 44.5 48.5 53.5 58.5 65.0 kg/km 705 965 1250 1510 1925 2345 2960 3610 4635 5715 7200 9355 11525 260 310 370 440 590 850 1010 1410 1755 2270 3080 3660 4385 5520 7025 8470 10450 295 360 430 515 815 1050 1485 1860 2330 3055 4190 5085 6450 7615 9595 11665 14305 50 70 95 120 150 185 240 300 400 500 630 800 1000 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 Technical data Max. Operating temperature: 90ºC e r o C e l g n i S Voltage: 600/1000 V Nominal Area of conductor Thickness of Insulation Nom Armour wire Diameter Nom Approximate overall diameter Approximate Cable Weight thickness of bedding thickness of oversheath mm 2 mm 0.7 0.7 0.7 0.7 0.7 0.7 0.9 0.9 1.0 1.1 1.1 1.2 1.4 1.6 1.7 1.8 2.0 0.6 0.7 0.7 0.7 0.7 0.7 0.9 0.9 1.0 1.1 mm 0.8 0.8 0.8 0.8 0.8 0.8 1.0 1.0 1.0 1.2 1.2 1.4 1.4 1.4 1.6 1.6 1.8 0.8 0.8 0.8 0.8 0.8 1.0 1.0 1.0 1.2 1.2 mm 0.9 0.9 0.9 1.25 1.25 1.25 1.6 1.6 1.6 2.0 2.0 2.5 2.5 2.5 2.5 2.5 3.15 0.9 0.9 1.25 1.25 1.25 1.6 1.6 1.6 2.0 2.0 mm 1.3 1.4 1.4 1.5 1.5 1.6 1.7 1.8 1.9 2.1 2.2 2.3 2.4 2.6 2.7 2.9 3.2 1.4 1.4 1.5 1.5 1.6 1.7 1.8 1.9 2.0 2.2 mm 13.0 14.5 16.0 18.0 20.5 22.5 25.5 27.5 31.0 36.5 40.5 46.0 50.0 55.0 61.5 67.0 76.5 14.0 15.5 17.0 19.5 22.0 26.0 30.5 34.0 39.5 45.0 kg/km 340 410 500 710 935 1255 1885 2355 2970 4185 5340 6985 8215 9890 12520 15285 19930 430 510 715 870 1190 1680 2315 2560 3960 5215 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 1.5 2.5 4 6 10 16 25 35 50 70 e r o C r u o F e r o C o w T e r o C e v i F e r o C e e r h T 6 7

  6. TABLE 4 XLPE INSULATED AND PVC SHEATHED UN - ARMOURED CABLES Reference standards Single core cables -BS7889/IEC60502-1 Multicore cables - IEC 60502-1 Applications For fi xed installation in industrial areas, buildings and similar applications but not for direct burial in the ground. Suitable for comparatively higher temperature with XLPE insulation. Construction 1) Oxygen free Electronic Copper Conductor 2) XLPE Insulation 3) PVC sheath TABLE 4 (Contd.) XLPE INSULATED AND PVC SHEATHED UN - ARMOURED CABLES Technical data Max. Operating temperature: 90ºC Reference standards Single core cables -BS7889/IEC60502-1 Multicore cables - IEC 60502-1 Applications For fi xed installation in industrial areas, buildings and similar applications but not for direct burial in the ground. Suitable for comparatively higher temperature with XLPE insulation. Voltage: 600/1000 V Construction 1) Oxygen free Electronic Copper Conductor 2) XLPE Insulation 3) PVC sheath Nominal Area of conductor Thickness of Insulation Thickness of oversheath Approximate overall diameter Approximate Cable Weight mm 2 mm 1.0 1.1 1.1 1.2 1.4 1.6 1.7 1.8 2.0 2.2 2.4 2.6 2.8 0.7 0.7 0.7 0.7 0.7 0.7 0.9 0.9 1.0 1.1 1.1 1.2 1.4 1.6 1.7 1.8 2.0 0.7 0.7 0.7 0.7 0.7 0.7 0.9 0.9 1.0 1.1 1.1 1.2 1.4 1.6 1.7 1.8 2.0 mm 1.4 1.4 1.5 1.5 1.6 1.6 1.7 1.8 1.9 2.0 2.2 2.3 2.4 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 2.0 2.1 2.2 2.3 2.5 2.7 2.9 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.9 2.0 2.1 2.3 2.4 2.6 2.8 3.1 mm 14.0 16.0 18.0 20.0 22.0 24.5 27.5 30.5 34.0 38.0 42.5 47.5 53.0 10.0 11.0 12.0 13.0 15.0 16.5 16.0 18.0 20.5 23.0 26.0 28.5 32.0 34.5 41.5 45.5 51.0 10.5 11.5 12.5 14.0 16.0 17.5 18.0 20.5 23.5 26.5 30.0 33.5 37.5 40.5 46.5 52.5 57.0 kg/km 520 720 975 1215 1495 1830 2375 2955 3755 4805 6230 7940 9855 110 135 170 220 325 450 615 810 1060 1465 1985 2470 3045 3730 4880 6075 7715 130 165 220 285 435 615 880 1165 1535 2145 2895 3630 4480 5505 7165 8930 11365 Technical data Max. Operating temperature: 90ºC 50 70 95 120 150 185 240 300 400 500 630 800 1000 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 Voltage: 600/1000 V e r o C e l g n i S Nominal Area of conductor Thickness of Insulation Thickness of oversheath Approximate overall diameter Approximate Cable Weight mm 2 mm 0.7 0.7 0.7 0.7 0.7 0.7 0.9 0.9 1.0 1.1 1.1 1.2 1.4 1.6 1.7 1.8 2.0 0.7 0.7 0.7 0.7 0.7 0.7 0.9 0.9 1.0 1.1 mm 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.9 2.0 2.1 2.3 2.4 2.6 2.8 3.0 3.3 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 2.0 2.1 mm 11.5 12.5 13.5 15.0 17.5 19.0 22.0 23.5 26.0 30.5 34.0 39.5 43.0 48.0 55.0 60.5 69.0 12.0 13.0 14.5 16.0 18.5 20.5 24.5 27.5 31.5 36.5 kg/km 155 200 270 355 545 795 1165 1530 2030 2840 3830 4825 5925 7320 9520 11860 15135 175 230 315 420 655 965 1450 1585 2560 3570 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 1.5 2.5 4 6 10 16 25 35 50 70 e r o C r u o F e r o C o w T e r o C e v i F e r o C e e r h T 8 9

  7. TABLE 5 PVC INSULATED AND PVC SHEATHED UN-ARMOURED CABLES Applications For fi xed installation in industrial areas, buildings and similar applications but not for direct burial in the ground. Reference standards IEC 60502-1 Construction 1) Oxygen free Electronic Copper Conductor 2) PVC Insulation 3) PVC sheath TABLE 5 (Contd.) Technical data Max. Operating temperature: 70ºC PVC INSULATED AND PVC SHEATHED UN-ARMOURED CABLES Voltage: 600/1000 V Reference standards IEC 60502-1 Construction Applications For fi xed installation in industrial areas, buildings and similar applications but not for direct burial in the ground. Nominal Area of conductor Thickness of Insulation Thickness of oversheath Approximate overall diameter Approximate Cable Weight 1) Oxygen free Electronic Copper Conductor 2) PVC Insulation 3) PVC sheath mm 2 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 0.8 0.8 1.0 1.0 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 0.8 0.8 1.0 1.0 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 mm 1.4 1.4 1.5 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.5 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.9 2.0 2.1 2.2 2.4 2.6 2.7 3.0 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 2.0 2.1 2.2 2.3 2.5 2.7 2.9 3.1 mm 14.0 16.0 18.0 20.0 22.0 24.0 27.0 30.0 33.5 37.0 41.0 45.0 50.0 10.5 11.5 13.5 14.5 16.5 18.0 17.0 19.0 22.0 24.5 28.0 30.0 33.5 36.0 43.5 48.0 54.0 11.0 12.0 14.0 15.5 17.5 19.0 19.5 22.0 25.0 28.5 32.5 35.5 39.5 42.5 49.0 55.5 60.0 kg/km 570 775 1055 1300 1595 1960 2545 3165 4000 5070 6480 8185 10175 120 150 205 255 370 495 675 880 1160 1575 2140 2625 3230 3965 5185 6430 8170 150 190 265 340 495 685 965 1265 1680 2305 3130 3870 4750 5845 7605 9480 11995 Technical data Max. Operating temperature: 70ºC 50 70 95 120 150 185 240 300 400 500 630 800 1000 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 Voltage: 600/1000 V e r o C e l g n i S Nominal Area of conductor Thickness of Insulation Thickness of oversheath Approximate overall diameter Approximate Cable Weight mm 2 mm mm mm kg/km 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 1.5 2.5 4 6 10 16 25 35 50 70 0.8 0.8 1.0 1.0 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 0.8 0.8 1.0 1.0 1.0 1.0 1.2 1.2 1.4 1.4 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.9 2.1 2.2 2.4 2.5 2.7 2.9 3.1 3.4 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.9 2.1 2.2 12.0 13.0 15.5 16.5 19.0 21.0 23.5 25.0 28.0 32.0 37.0 42.0 45.5 50.0 57.5 64.0 72.0 12.5 13.5 16.0 17.5 20.0 22.0 26.5 29.0 34.0 38.5 180 230 330 425 625 885 1280 1660 2215 3050 4140 5140 6300 7770 10100 12580 16005 205 265 380 495 745 1065 1595 1730 2805 3830 e r o C r u o F e r o C o w T e r o C e v i F e r o C e e r h T 10 11

  8. TABLE 6 TABLE 7 ARMOURED CONTROL CABLES - XLPE INSULATION ARMOURED CONTROL CABLES - PVC INSULATION Reference standards BS 5467 Applications For installation underground, indoor ducts and in open where mechanical protection is required or for higher tensile stresses during installation and operation. Suitable for comparatively higher operating tenperature with XLPE insulation. Reference standards BS 6346 Applications For installation underground, indoor ducts and in open where mechanical protection is required or for higher tensile stresses during installation and operation Construction 1) Oxygen free Electronic Copper Conductor 2) XLPE Insulation 3) Galvanized steel wire armour 4) PVC sheath Construction 1) Oxygen free Electronic Copper Conductor 2) PVC Insulation 3) Galvanized steel wire armour 4) PVC sheath Technical data Max. Operating temperature: 70ºC Technical data Max. Operating temperature: 90ºC Voltage: 600/1000 V Voltage: 600/1000 V No. of cores Area of conductor Thickness of Insulation Nom Armour wire Diameter Nom Approximate overall diameter Approximate Cable Weight thickness of bedding thickness of oversheath No. of cores Area of conductor Thickness of Insulation Nom Armour wire Diameter Nom Approximate overall diameter Approximate Cable Weight thickness of bedding thickness of oversheath nos 7 12 19 27 37 48 7 12 19 27 37 48 7 12 19 27 37 48 mm 2 1.5 1.5 1.5 1.5 1.5 1.5 2.5 2.5 2.5 2.5 2.5 2.5 4.0 4.0 4.0 4.0 4.0 4.0 mm 0.6 0.6 0.6 0.6 0.6 0.6 0.7 0.7 0.7 0.7 0.7 0.7 0.8 0.8 0.8 0.8 0.8 0.8 mm 0.8 0.8 0.8 1.0 1.0 1.0 0.8 0.8 1.0 1.0 1.0 1.2 0.8 1.0 1.0 1.2 1.2 1.2 mm 0.9 1.25 1.25 1.6 1.6 1.6 1.25 1.25 1.6 1.6 1.6 2.0 1.25 1.6 1.6 2.0 2.0 2.0 mm 1.4 1.5 1.6 1.7 1.8 1.9 1.5 1.6 1.7 1.8 1.9 2.1 1.6 1.7 1.8 2.0 2.1 2.2 mm 15.0 19.0 21.5 26.0 28.5 32.5 17.5 22.0 26.0 30.0 33.5 39.0 20.0 26.5 30.0 36.5 40.0 45.5 kg/km 470 815 1100 1625 1910 2320 735 1070 1625 2080 2645 3495 920 1555 2035 2995 3690 4495 nos 7 12 19 27 37 48 7 12 19 27 37 48 7 12 19 27 37 48 mm 2 1.5 1.5 1.5 1.5 1.5 1.5 2.5 2.5 2.5 2.5 2.5 2.5 4.0 4.0 4.0 4.0 4.0 4.0 mm 0.6 0.6 0.6 0.6 0.6 0.6 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 mm 0.8 0.8 0.8 1.0 1.0 1.0 0.8 0.8 1.0 1.0 1.0 1.2 0.8 1.0 1.0 1.0 1.2 1.2 mm 0.9 1.25 1.25 1.6 1.6 1.6 0.9 1.25 1.6 1.6 1.6 2.0 1.25 1.6 1.6 1.6 2.0 2.0 mm 1.4 1.5 1.6 1.7 1.7 1.8 1.4 1.6 1.7 1.8 1.8 2.0 1.5 1.6 1.7 1.9 2.0 2.1 mm 15.0 19.0 21.5 26.0 28.5 32.0 16.5 22.0 26.0 30.0 33.0 38.5 19.5 25.0 29.0 34.0 38.5 43.5 kg/km 455 725 965 1380 1675 2080 590 965 1465 1845 2275 3080 850 1405 1850 2385 3360 4053 12 13

  9. TABLE 9 UN-ARMOURED CONTROL CABLES - XLPE INSULATION TABLE 8 Reference standards IEC 60502-1 Applications For fi xed installation in industrial areas, buildings and similar applications but not for direct burial in the ground. Suitable for comparatively higher temperature with XLPE insulation. ARMOURED CONTROL LSF CABLES - THERMOSETTING INSULATION Construction 1) Oxygen free Electronic Copper Conductor 2) XLPE Insulation 3) PVC sheath Reference standards BS 6724 Applications These cables have self-extinguishing behaviour without halogen acid gas emission. Furthermore toxic and corrosive gases and smoke emission is reduced to very low level. These characteristics make the cable ideal for use where safety behaviour is important as at public places in case of fi re. Construction 1) Oxygen free Electronic Copper Conductor 2) Thermosetting Insulation 3) Galvanized steel wire armour 4) LSF sheath Technical data Max. Operating temperature: 90ºC Voltage: 600/1000 V Technical data Max. Operating temperature: 90ºC No. of cores Area of conductor Thickness of Insulation Thickness of oversheath Approximate overall diameter Approximate Cable Weight Voltage: 600/1000 V nos 7 10 12 19 24 27 30 37 48 7 10 12 19 24 27 30 37 48 7 10 12 19 24 27 30 37 48 mm 2 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 4 4 4 4 4 4 4 4 4 mm 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 mm 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.9 1.8 1.8 1.8 1.8 1.8 1.8 1.9 1.9 2.1 mm 13.0 16.5 17.0 19.5 22.5 23.0 24.0 26.0 29.5 14.5 18.0 18.5 21.5 25.0 25.5 26.5 28.5 33.0 16.0 20.0 20.5 24.0 28.0 29.0 30.0 32.5 37.5 kg/km 230 315 355 510 630 690 755 900 1135 305 420 480 705 875 960 1055 1265 1625 420 580 670 995 1240 1370 1520 1840 2380 No. of cores Area of conductor Thickness of Insulation Nom Armour wire Diameter Nom Approximate overall diameter Approximate Cable Weight thickness of bedding thickness of oversheath nos 7 12 19 27 37 48 7 12 19 27 37 48 7 12 19 27 37 48 mm 2 1.5 1.5 1.5 1.5 1.5 1.5 2.5 2.5 2.5 2.5 2.5 2.5 4.0 4.0 4.0 4.0 4.0 4.0 mm 0.6 0.6 0.6 0.6 0.6 0.6 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 mm 0.8 0.8 0.8 1.0 1.0 1.0 0.8 0.8 1.0 1.0 1.0 1.2 0.8 1.0 1.0 1.0 1.2 1.2 mm 0.9 1.25 1.25 1.6 1.6 1.6 0.9 1.25 1.6 1.6 1.6 2.0 1.25 1.6 1.6 1.6 2.0 2.0 mm 1.4 1.5 1.6 1.7 1.7 1.8 1.4 1.6 1.7 1.8 1.8 2.0 1.5 1.6 1.7 1.9 2.0 2.1 mm 15.0 19.0 21.5 26.0 28.5 32.0 16.5 22.0 26.0 30.0 33.0 38.5 19.5 25.0 29.0 34.0 38.5 43.5 kg/km 465 740 980 1405 1705 2115 600 980 1490 1875 2310 3130 865 1430 1880 2425 3415 4115 15 14

  10. TABLE 10 UN-ARMOURED CONTROL CABLES - PVC INSULATION Reference standards IEC 60502-1 Applications For fi xed installation in industrial areas, buildings and similar applications but not for direct burial in the ground. Construction 1) Oxygen free Electronic Copper Conductor 2) PVC Insulation 3) PVC sheath TABLE 11 Maximum DC resistance and Construction of conductor as per BS EN 60228 Technical data Max. Operating temperature: 70ºC Plain annealed copper stranded class 2 conductor Voltage: 600/1000 V Minimum number of wires in conductor Nominal conductor area mm² Resistance of conductor at 20 ˚ C per km ( Ω ) Circular compacted No. of cores Area of conductor Thickness of Insulation Thickness of oversheath Approximate overall diameter Approximate Cable Weight Circular Shaped 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 500 630 800 1000 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 0.0470 0.0366 0.0283 0.0221 0.0176 7 7 7 7 7 7 7 7 19 19 19 37 37 37 37 61 61 61 91 91 91 6 6 6 6 6 6 6 6 6 12 15 18 18 30 34 34 53 53 53 53 53 - - - - - - 6 6 6 12 15 18 18 30 34 34 53 - - - - nos 7 10 12 19 24 27 30 37 48 7 10 12 19 24 27 30 37 48 7 10 12 19 24 27 30 37 48 mm 2 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 4 4 4 4 4 4 4 4 4 mm 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 mm 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.9 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.9 2.0 1.8 1.8 1.8 1.8 1.9 2.0 2.0 2.1 2.3 mm 14.0 17.0 18.0 20.5 24.0 24.5 25.5 27.5 31.5 15.0 19.0 19.5 22.5 26.5 27.0 28.0 30.5 35.0 18.0 22.5 23.5 27.5 32.5 33.5 34.5 37.5 43.5 kg/km 275 375 425 615 765 840 920 1105 1415 355 490 560 825 1030 1135 1245 1515 1945 520 725 840 1250 1575 1760 1935 2355 3045 17 16

  11. TABLE 12 Maximum resistance of armour for single and multicore XLPE insulated 600/1000 V cables having aluminium and steel wire armour (Maximum dc resistance per km of cable at 20˚C) Nominal cross sectional area of conductor mm² Al wire armour Galvanized Steel wire armour Single core Ω Two core Ω Three core Ω Four core Ω Five core Ω 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 500 630 800 1000 - - - - - - - - 10.2 8.8 7.9 7.0 6.0 3.7 3.7 2.6 2.3 2.0 1.4 1.3 1.2 0.82 0.73 0.67 0.59 - - - - 9.5 8.2 7.5 6.7 4.0 3.5 2.5 2.3 2.0 1.8 1.3 1.2 0.78 0.71 0.63 0.58 0.52 - - - - 8.8 7.7 6.8 4.3 3.7 3.1 2.3 2.0 1.8 1.2 1.1 0.76 0.68 0.61 0.54 0.49 0.35 - - - - 8.2 6.8 6.2 3.9 3.4 2.2 1.8 1.6 1.1 0.94 - - - - - - - - - - - GENERAL CABLE TECHNICAL DATA & RATING FACTORS 1.30 0.75 0.67 0.61 0.42 0.38 0.34 0.31 0.22 0.20 0.18 0.13 0.12 TABLE 13 OVERHEAD LINE COPPER CONDUCTOR Bare copper conductors Reference standard: BS 7884:1997 Nominal conductor area No. of strands & diameter Approx. overall diameter Approx. net weight DC Resistance at 20ºC Minimum breaking load mm 2 mm mm kg/km Ω km N 10 14 16 16 25 32 32 35 50 50 70 70 95 100 120 125 150 150 185 185 7/1.35 7/1.60 3/2.65 7/1.70 7/2.10 3/3.75 7/2.46 7/2.50 7/3.00 19/1.80 7/3.55 19/2.10 19/2.50 7/4.30 19/2.80 19/2.90 19/3.20 37/2.25 19/3.55 37.2.50 4.05 4.80 5.70 5.10 6.30 8.06 7.38 7.50 9.00 9.00 10.65 10.50 12.50 12.90 14.00 14.50 16.00 15.75 17.75 17.50 89.82 126.2 148.3 142.4 217.3 296.9 298.2 308 443.5 435.8 621.1 593.2 840.7 911.2 1055 1131 1377 1334 1695 1647 1.8290 1.3030 1.1060 1.1540 0.7563 0.5520 0.5497 0.5337 0.3706 0.3819 0.2646 0.2806 0.1980 0.1810 0.1578 0.1471 0.1208 0.1264 0.0982 0.1024 3752 5267 6194 5946 9073 12400 12442 12860 18520 17700 25930 24090 34140 36540 42830 45940 55940 53880 68860 66490 19 18

  12. TECHNICAL DATA POWER CABLES - CURRENT RATINGS Current ratings and Voltage drop of single core cables Copper conductor XLPE insulated armoured/unarmoured cable Nominal conductor area mm 2 AC Current Ratings in Amp Voltage Drop In Ground ARMRD In Duct ARMRD In Air Trefoil touching mV/A/m UNARM ARMRD 50 70 95 120 150 185 240 300 400 500 630 800 1000 199 244 292 332 371 417 480 536 594 658 723 764 810 200 240 282 316 342 377 421 459 488 527 568 593 630 185 236 292 342 394 457 546 632 736 852 984 1118 1247 192 245 300 349 401 461 543 618 706 799 900 978 1061 0.87 0.62 0.47 0.39 0.33 0.28 0.24 0.21 0.195 0.180 0.170 0.165 0.155 In Ground Direct in ground in trefoil touching In Duct - 3 cables fl at touching In Air - 3 cables in trefoil touching Installation Conditions considered for Current ratings Ground Temperature Ambient air temperature Depth of laying Soil thermal Resistivity Max permissible operating temperature at rated current: Note: for other installation conditions please refer appropriate rating factors : : : : 35ºC 45ºC 0.50m 1.20K.m/W 90ºC The data provided are for guidance only Nuhas reserve the rights to edit/modify any or whole of the data as a part of their effort of continuous Reaserch & Development 21 20

  13. POWER CABLES - CURRENT RATINGS POWER CABLES - CURRENT RATINGS Current ratings and Voltage drop of two core cables Current ratings and Voltage drop of three and four core cables Copper conductor, XLPE insulated armoured/unarmoured cable Copper conductor, XLPE insulated armoured/unarmoured cable Nominal conductor area mm 2 Nominal conductor area mm 2 AC Current Ratings in Amp Voltage Drop AC Current Ratings in Amp Voltage Drop In Ground ARMRD In Duct ARMRD In Air Single phase a.c. mV/A/m In Ground ARMRD In Duct ARMRD In Air Three phase a.c. mV/A/m UNARM ARMRD UNARM ARMRD 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 33 42 56 70 94 121 157 188 223 273 328 372 417 470 544 609 687 27 35 46 58 77 99 127 153 181 224 269 307 345 391 453 509 575 23 32 42 54 71 103 129 160 195 247 305 356 408 472 563 650 756 26 34 46 58 79 105 136 168 203 254 314 363 414 478 564 643 740 31 19 12 7.9 4.7 2.9 1.90 1.35 1.00 0.69 0.52 0.42 0.35 0.29 0.24 0.21 0.19 1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 28 36 47 59 79 102 131 157 187 229 274 312 349 394 455 509 574 22 29 39 48 65 83 107 128 152 187 226 258 291 329 380 427 490 20 29 36 47 61 89 111 137 167 212 262 306 351 406 483 558 647 22 29 39 49 68 89 116 143 173 218 269 312 357 411 485 553 636 27 16 10 6.8 4 2.5 1.65 1.15 0.87 0.60 0.45 0.37 0.30 0.26 0.21 0.185 0.165 In Ground In Duct In Air Direct in ground in trefoil touching Single way ducts touching Spacing 3 x cable diameter In Ground In Duct In Air Direct in ground in trefoil touching Single way ducts touching Spacing 3 x cable diameter Installation Conditions considered for Current ratings Ground Temperature Ambient air temperature Depth of laying Soil thermal Resistivity Max. permissible operating temperature at rated current: Note: for other installation conditions please refer appropriate rating factors Installation Conditions considered for Current ratings Ground Temperature Ambient air temperature Depth of laying Soil thermal Resistivity Max permissible operating temperature at rated current: Note: for other installation conditions please refer appropriate rating factors The data provided are for guidance only Nuhas reserve the rights to edit/modify any or whole of the data as a part of their effort of continuous Reaserch & Development : : : : 35ºC 45ºC 0.50m 1.20K.m/W 90ºC : : : : 35ºC 45ºC 0.50m 1.20K.m/W 90ºC The data provided are for guidance only Nuhas reserve the rights to edit/modify any or whole of the data as a part of their effort of continuous Reaserch & Development 23 22

  14. RATING FACTORS Where the conditions of installation are differes from those de fi ned in the Current rating tables, the following rating factors may be used to determine the data for actual installation conditions CABLE LAID DIRECTLY IN GROUND POWER CABLES - CURRENT RATINGS Rating factors for variation in ground temperature Ground Temperature 10ºC 15ºC 20ºC 25ºC 30ºC 35ºC 40ºC Current ratings and Voltage drop of five core cables Cable Type Cross Linked Polyethelyne (XLPE) insulated Copper conductor, XLPE insulated armoured/unarmoured cable Rating Factors 1.20 1.16 1.13 1.08 1.03 1.00 0.95 Nominal conductor area mm 2 AC Current Ratings in Amp Voltage Drop Rating Factors for variation in thermal resistivity of Soil In Ground ARMRD In Duct ARMRD In Air Three phase a.c. mV/A/m Size of Cable in mm 2 Soil Thermal Reststivity in K.m/W UNARM ARMRD 0.8 0.9 1.0 1.2 1.5 2.0 2.5 1.5 2.5 4 6 10 16 25 35 50 70 28 36 47 59 79 102 131 157 187 229 22 29 39 48 65 83 107 128 152 187 20 29 36 47 61 89 111 137 167 212 22 29 39 49 68 89 116 143 173 218 27 16 10 6.8 4 2.5 1.65 1.15 0.87 0.60 Single Core Cables Up to 150 1.16 1.12 1.07 1.00 0.91 0.81 0.73 from 185 to 300 1.17 1.12 1.07 1.00 0.91 0.80 0.73 from 300 to 1000 1.17 1.12 1.07 1.00 0.91 0.80 0.73 Multi Core Cables Up to 16 1.12 1.08 1.05 1.00 0.93 0.84 0.77 from 25 to 150 1.14 1.10 1.06 1.00 0.92 0.82 0.75 from 185 to 400 1.15 1.10 1.07 1.00 0.92 0.81 0.74 In Ground In Duct In Air Direct in ground in trefoil touching Single way ducts touching Spacing 3 x cable diameter Rating factors for Depth of Laying ( to centre of the cable or Trefoil group of cable ) Depth of Laying in m 600/1000 Volt Installation Conditions considered for Current ratings Ground Temperature Ambient air temperature Depth of laying Soil thermal Resistivity Max permissible operating temperature at rated current: Note: for other installation conditions please refer appropriate rating factors : : : : 35ºC 45ºC 0.50m 1.20K.m/W 90ºC Upto 50 mm 2 from 70 to 300 mm 2 400 mm 2 and above 0.50 1.00 1.00 1.00 0.60 0.99 0.98 0.97 0.80 0.97 0.96 0.94 1.00 0.95 0.93 0.92 The data provided are for guidance only Nuhas reserve the rights to edit/modify any or whole of the data as a part of their effort of continuous Reaserch & Development 1.25 0.94 0.92 0.89 1.50 0.93 0.90 0.87 1.75 0.92 0.89 0.86 2.00 0.91 0.88 0.85 2.50 0.90 0.87 0.84 3.00 or more 0.89 0.85 0.82 25 24

  15. Group Rating Factors for Circuits of three single core cables in trefoil fl at touching, in horizontal formation Spacing of Circuits Voltage grade 600/1000 V Touching Spaced by Number of circuits Trefoil Laid Flat 0.15 m 0.30 m 0.45 m 0.60 m Rating factors for depth of laying (to centre of duct or trefoil group of ducts) 2 0.78 0.81 0.83 0.88 0.91 0.93 Depth of Laying 600 / 1000 Volts 3 0.66 0.7 0.73 0.79 0.84 0.87 in m Singlecore Multicore 4 0.61 0.64 0.68 0.73 0.81 0.85 0.50 1.00 1.00 5 0.56 0.6 0.64 0.73 0.79 0.85 0.60 0.98 0.99 6 0.53 0.57 0.61 0.71 0.78 0.82 0.80 0.95 0.98 1.00 0.93 0.96 Group Rating Factors for Multicore cables in horizontal formation 1.25 0.91 0.95 Spaced by 1.50 0.89 0.94 Number of Cable group Touching 0.15 m 0.30 m 0.45 m 0.60 m 1.75 0.88 0.94 2 0.81 0.87 0.91 0.93 0.95 2.00 0.87 0.93 3 0.70 0.78 0.84 0.88 0.90 2.50 0.86 0.92 4 0.63 0.74 0.81 0.86 0.89 3.00 0.85 0.91 5 0.59 0.70 0.78 0.84 0.87 Group Rating factors for single core cables in trefoil single way ducts, horizontal formation (average value) 6 0.55 0.68 0.77 0.83 0.87 Spaced by 7 0.50 0.66 0.75 0.82 0.86 Number of circuits Touching 0.45 m 0.60 m 8 0.48 0.63 0.74 0.81 0.85 2 0.87 0.91 0.93 CABLES INSTALLED IN DUCTS 3 0.78 0.84 0.87 4 0.74 0.81 0.85 Recommended Duct dimensions and Cable sizes 5 0.7 0.79 0.83 Duct Diameter in mm 6 0.69 0.78 0.82 Overall cable diameter Inside diameter Outside diameter up to and including 65 mm 100 130 Group Rating factors for multicore cables in single way ducts, horizontal formation ( average value) above 65 & up to and including 90 mm 125 168 Spaced by in m Number of ducts in ground Touching 0.30 0.45 0.60 Rating factors for variation in ground temperature for cables laid in ducts 2 0.9 0.93 0.95 0.96 Ground Temperature 10ºC 15ºC 20ºC 25ºC 30ºC 35ºC 40ºC 3 0.83 0.88 0.91 0.93 Cable Type Cross Linked Polyethelyne (XLPE) insulated 4 0.79 0.85 0.89 0.92 Rating Factors 1.20 1.16 1.13 1.08 1.03 1.00 0.95 5 0.75 0.83 0.88 0.91 Rating Factors for variation in thermal resistivity of Soil 6 0.73 0.82 0.87 0.90 Size of Cable in mm 2 Soil Thermal Reststivity in K.m/W CABLE INSTALLED IN AIR 0.8 0.9 1.0 1.2 1.5 2.0 2.5 Rating factors for variation in ground temperature for cables laid in ducts Single Core Cables Air temperature 25ºC 30ºC 35ºC 40ºC 45ºC 50ºC 55ºC Up to 150 1.10 1.07 1.04 1.00 0.94 0.86 0.80 Cable Type Cross Linked Polyethelyne (XLPE) insulated from 185 to 300 1.11 1.08 1.05 1.00 0.93 0.85 0.79 Rating factor 1.20 1.16 1.11 1.06 1.00 0.94 0.88 from 300 to 1000 1.12 1.08 1.05 1.00 0.93 0.84 0.78 Multi Core Cables Up to 16 1.04 1.03 1.02 1.00 0.97 0.92 0.88 from 25 to 150 1.06 1.04 1.03 1.00 0.95 0.90 0.85 from 185 to 400 1.07 1.05 1.03 1.00 0.95 0.88 0.83 27 26

  16. SHORT CIRCUIT CURRENT CHART OF COPPER CONDUCTOR, XLPE INSULATED 600/1000 V CABLES SHORT CIRCUIT CURRENT RATINGS OF 600/1000 V CABLES COPPER CONDUCTOR, XLPE INSULATION 10000.00 CALCULATION OF SHORT CIRCUIT CURRENT 1000.00 100.00 1000.0 800.0 630.0 500.0 400.0 300.0 240.0 185.0 150.0 120.0 95.0 m m . q s n i n o i t c e S s s o r C f o a e r A A k n i t n e r r u C t i u c r i c t r o h S Nominal cross sectional area of conductor mm 2 1.5 2.5 10 16 25 35 50 70 95 120 150 185 240 300 400 500 630 800 1000 Short circuit current for 1 sec in KA 0.21 0.36 0.57 0.86 1.43 2.29 3.58 5.01 7.15 10.0 13.6 17.2 21.5 26.5 34.3 42.9 57.2 71.5 90.1 114.5 143.1 10.00 4 6 70.0 50.0 35.0 25.0 16.0 1.00 10.0 6.0 4.0 2.5 1.5 0.10 1.0 0.75 0.50 NO/TECH/SCCR/XLPE/MDPB/2010 0.01 0.01 0.1 1 10 Duration of Short Circuit in sec 29 28

  17. 31 30

  18. 32

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