S1 RFOU(i) Offshore Instrumentation Cable 150/250V
S1 RFOU(i) Offshore Instrumentation Cable 150/250V Application
S1 RFOU(i) Offshore Instrumentation Cable 150/250V is used for Instrument circuit up to 250V, instrument safe systems or in fixed installation instrument, communication, control and alarm systems in both explosion risk and safe areas, general purposes.
All materials used to manufacture this cable are halogen-free. This design ensures that non-corrosive and low toxic gas in case of fire. This S1 RFOU(i) cable can be installed on drilling ships, drilling platforms ( jack up, semi-submersible), Production Platforms ( TLP, semi-submersible, SPAR, fixed platforms) and FPSO/FSO.
S1 RFOU(i) Offshore Instrumentation Cable 150/250V Standards
| Design | IEC60092-376 |
| Conductor | IEC60228 |
| Insulation | IEC60092-351 |
| sheathed | IEC60092-359 |
| Flame Retardant | IEC 60332-1,IEC60332-3-22 |
| Smoke Density | IEC61034 |
S1 RFOU(i) Offshore Instrumentation Cable 150/250V Construction
| Classification | Code | Construction details |
| Conductor | Tinned Annealed Stranded Copper Wire | |
| Insulation | R | EP Rubber |
| Twinning | Colour coded cores twisted together | |
| Individual Shielding | (i) | Each pair /triple are screened by copper backed polyester tape in contact with a stranded tinned copper drain wire and wrapped with polyester tape. Pairs/triples are numbered with numbered tape or by numbers printed directly on the insulated conductors. |
| Inner Sheath | F | Halogen free thermosetting compound |
| Armor | O | Tinned Copper wire braided |
| Outer Sheath | U | Halogen-free Thermosetting compound SHF2 |
S1 RFOU(i) Offshore Instrumentation Cable 150/250V Electrical Characteristics
| Nominal Cross Section Area | mm² | 0.75 | 1.0 | 1.5 | 2.5 |
| Nominal Conductor Diameter | mm | 1.1 | 1.3 | 1.6 | 2.0 |
| Maximum Resistant@20℃ | Ω/km | 26.3 | 19.3 | 12.9 | 8.02 |
| Mutual Capacitance | nF/km | 90 | 100 | 110 | 120 |
| Nominal Inductance@1KHz | MH/km | 0.686 | 0.649 | 0.637 | 0.598 |
| Maximum L/R@1KHz | μH/Ω | 20 | 25 | 35 | 50 |
| Operating Voltage | V | 250 | 250 | 250 | 250 |
Note: For more than 4-cores, the current ratings may be calculated from the following formula (IN=I1/ ³√ N ), I1= Current rating for 1-core, N = Number of cores.
Ambient Temperature Correction Factors
| Ambient Temperature Correction Factors | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 |
| Rating Factor | 1.1 | 1.05 | 1.0 | 0.94 | 0.88 | 0.82 | 0.74 | 0.67 | 0.58 | 0.47 |
S1 RFOU(i) Offshore Instrumentation Cable 150/250V Specification
| Construction No. of cores×Cross section |
Nominal Inner Sheath Thickness |
Nominal Outer Sheath Thickness |
Nominal Overall Diameter |
Nominal Weight |
| (mm²) | mm | mm | mm | kg/km |
| 1×2×0.75 | 1.1 | 1.1 | 10.9 | 210 |
| 2×2×0.75 | 1.1 | 1.3 | 13.2 | 325 |
| 4×2×0.75 | 1.1 | 1.3 | 16.2 | 480 |
| 7×2×0.75 | 1.1 | 1.4 | 19 | 670 |
| 8×2×0.75 | 1.1 | 1.4 | 20.4 | 755 |
| 9×2×0.75 | 1.1 | 1.5 | 22.6 | 835 |
| 10×2×0.75 | 1.1 | 1.5 | 23.5 | 875 |
| 12×2×0.75 | 1.1 | 1.5 | 24.1 | 1010 |
| 14×2×0.75 | 1.1 | 1.6 | 25.3 | 1040 |
| 15×2×0.75 | 1.1 | 1.6 | 26.9 | 1120 |
| 16×2×0.75 | 1.1 | 1.6 | 27.3 | 1165 |
| 18×2×0.75 | 1.1 | 1.7 | 28.7 | 1270 |
| 19×2×0.75 | 1.1 | 1.7 | 29 | 1360 |
| 20×2×0.75 | 1.1 | 1.7 | 30.1 | 1420 |
| 21×2×0.75 | 1.1 | 1.8 | 31 | 1490 |
| 23×2×0.75 | 1.1 | 1.8 | 31.5 | 1595 |
| 24×2×0.75 | 1.2 | 1.8 | 33.4 | 1720 |
| 27×2×0.75 | 1.2 | 1.9 | 34 | 1770 |
| 30×2×0.75 | 1.2 | 1.9 | 35.1 | 1910 |
| 32×2×0.75 | 1.2 | 2 | 36.1 | 2060 |
| 33×2×0.75 | 1.2 | 2 | 36.9 | 2160 |
| 37×2×0.75 | 1.2 | 2 | 38 | 2330 |
| 1×3×0.75 | 1.1 | 1.2 | 11.3 | 225 |
| 2×3×0.75 | 1.1 | 1.3 | 16.4 | 490 |
| 3×3×0.75 | 1.1 | 1.4 | 17.2 | 520 |
| 4×3×0.75 | 1.1 | 1.4 | 18.5 | 610 |
| 5×3×0.75 | 1.1 | 1.5 | 19.8 | 720 |
| 6×3×0.75 | 1.1 | 1.5 | 21.7 | 835 |
| 7×3×0.75 | 1.1 | 1.5 | 21.7 | 870 |
| 8×3×0.75 | 1.1 | 1.6 | 23.5 | 950 |
| 9×3×0.75 | 1.1 | 1.6 | 24.6 | 1065 |
| 10×3×0.75 | 1.1 | 1.7 | 26.4 | 1095 |
| 12×3×0.75 | 1.1 | 1.7 | 27.3 | 1275 |
| 14×3×0.75 | 1.1 | 1.8 | 28.5 | 1320 |
| 15×3×0.75 | 1.1 | 1.8 | 29.3 | 1395 |
| 16×3×0.75 | 1.1 | 1.8 | 30.1 | 1465 |
| 18×3×0.75 | 1.1 | 1.9 | 31.6 | 1600 |
| 19×3×0.75 | 1.1 | 1.9 | 31.9 | 1655 |
| 20×3×0.75 | 1.2 | 2 | 33.2 | 1820 |
| 21×3×0.75 | 1.2 | 2 | 33.8 | 1890 |
| 23×3×0.75 | 1.2 | 2 | 35.1 | 2050 |
| 24×3×0.75 | 1.2 | 2 | 36 | 2220 |
| 27×3×0.75 | 1.2 | 2.1 | 37.9 | 2335 |
| 30×3×0.75 | 1.2 | 2.2 | 39.7 | 2555 |
| 32×3×0.75 | 1.2 | 2.2 | 40.7 | 2690 |
| 1×2×1.0 | 1.1 | 1.2 | 11.4 | 230 |
| 2×2×1.0 | 1.1 | 1.3 | 14.5 | 370 |
| 3×2×1.0 | 1.1 | 1.3 | 16.6 | 515 |
| 4×2×1.0 | 1.1 | 1.4 | 17.4 | 595 |
| 5×2×1.0 | 1.1 | 1.4 | 19.1 | 685 |
| 6×2×1.0 | 1.1 | 1.5 | 20.7 | 790 |
| 7×2×1.0 | 1.1 | 1.5 | 20.7 | 820 |
| 8×2×1.0 | 1.1 | 1.6 | 21.6 | 875 |
| 9×2×1.0 | 1.1 | 1.6 | 23.8 | 995 |
| 10×2×1.0 | 1.1 | 1.6 | 24.8 | 1010 |
| 12×2×1.0 | 1.1 | 1.7 | 25.6 | 1195 |
| 14×2×1.0 | 1.1 | 1.7 | 26.7 | 1210 |
| 15×2×1.0 | 1.1 | 1.8 | 28.5 | 1320 |
| 16×2×1.0 | 1.1 | 1.8 | 29 | 1375 |
| 18×2×1.0 | 1.1 | 1.9 | 30.5 | 1500 |
| 19×2×1.0 | 1.1 | 1.9 | 30.8 | 1555 |
| 20×2×1.0 | 1.1 | 1.9 | 31.9 | 1680 |
| 21×2×1.0 | 1.2 | 2 | 33.3 | 1790 |
| 23×2×1.0 | 1.2 | 2 | 33.7 | 1920 |
| 24×2×1.0 | 1.2 | 2 | 35.2 | 2015 |
| 27×2×1.0 | 1.2 | 2.1 | 36.5 | 2185 |
| 30×2×1.0 | 1.2 | 2.1 | 37.7 | 2365 |
| 33×2×1.0 | 1.2 | 2.2 | 39.2 | 2570 |
| 37×2×1.0 | 1.2 | 2.2 | 40.4 | 2775 |
| 1×3×1.0 | 1.1 | 1.2 | 11.8 | 250 |
| 2×3×1.0 | 1.1 | 1.4 | 17.3 | 555 |
| 3×3×1.0 | 1.1 | 1.4 | 17.9 | 590 |
| 4×3×1.0 | 1.1 | 1.4 | 19.4 | 700 |
| 5×3×1.0 | 1.1 | 1.5 | 20.7 | 825 |
| 6×3×1.0 | 1.1 | 1.6 | 23 | 975 |
| 7×3×1.0 | 1.1 | 1.6 | 23 | 990 |
| 8×3×1.0 | 1.1 | 1.6 | 24.4 | 1095 |
| 9×3×1.0 | 1.1 | 1.7 | 26.4 | 1245 |
| 10×3×1.0 | 1.1 | 1.8 | 28 | 1265 |
| 12×3×1.0 | 1.1 | 1.8 | 28.9 | 1500 |
| 14×3×1.0 | 1.1 | 1.8 | 30 | 1545 |
| 15×3×1.0 | 1.1 | 1.9 | 31.1 | 1655 |
| 16×3×1.0 | 1.1 | 1.9 | 31.8 | 1870 |
| 18×3×1.0 | 1.2 | 2 | 33.9 | 1935 |
| 19×3×1.0 | 1.2 | 2 | 34.2 | 2040 |
| 20×3×1.0 | 1.2 | 2 | 35.1 | 2150 |
| 21×3×1.0 | 1.2 | 2.1 | 35.9 | 2245 |
| 23×3×1.0 | 1.2 | 2.1 | 37.6 | 2525 |
| 24×3×1.0 | 1.2 | 2.1 | 38.7 | 2685 |
| 27×3×1.0 | 1.2 | 2.2 | 40.3 | 2785 |
| 30×3×1.0 | 1.2 | 2.3 | 42.1 | 3050 |
| 32×3×1.0 | 1.2 | 2.3 | 43.2 | 3215 |
| 1×2×1.5 | 1.1 | 1.2 | 12.4 | 270 |
| 2×2×1.5 | 1.1 | 1.4 | 15.8 | 495 |
| 3×2×1.5 | 1.1 | 1.4 | 17.9 | 640 |
| 4×2×1.5 | 1.1 | 1.5 | 19.5 | 715 |
| 5×2×1.5 | 1.1 | 1.5 | 21.5 | 850 |
| 6×2×1.5 | 1.1 | 1.6 | 23.3 | 990 |
| 7×2×1.5 | 1.1 | 1.6 | 23.3 | 1030 |
| 8×2×1.5 | 1.1 | 1.7 | 24.8 | 1130 |
| 9×2×1.5 | 1.1 | 1.7 | 26.9 | 1230 |
| 10×2×1.5 | 1.1 | 1.8 | 28.2 | 1270 |
| 12×2×1.5 | 1.1 | 1.8 | 29.3 | 1375 |
| 14×2×1.5 | 1.1 | 1.8 | 30.2 | 1520 |
| 15×2×1.5 | 1.2 | 1.9 | 32.7 | 1685 |
| 16×2×1.5 | 1.2 | 2 | 33.4 | 1775 |
| 18×2×1.5 | 1.2 | 2 | 35 | 1920 |
| 19×2×1.5 | 1.2 | 2 | 35.3 | 1990 |
| 20×2×1.5 | 1.2 | 2.1 | 37.2 | 2255 |
| 21×2×1.5 | 1.2 | 2.1 | 38.2 | 2345 |
| 23×2×1.5 | 1.2 | 2.2 | 39 | 2540 |
| 24×2×1.5 | 1.2 | 2.2 | 40.7 | 2610 |
| 27×2×1.5 | 1.2 | 2.3 | 41.7 | 2775 |
| 30×2×1.5 | 1.2 | 2.3 | 43.1 | 3005 |
| 33×2×1.5 | 1.4 | 2.4 | 45.1 | 3480 |
| 37×2×1.5 | 1.4 | 2.5 | 46.7 | 3600 |
| 1×3×1.5 | 1.1 | 1.2 | 13 | 300 |
| 2×3×1.5 | 1.1 | 1.4 | 17.5 | 510 |
| 3×3×1.5 | 1.1 | 1.5 | 20.1 | 740 |
| 4×3×1.5 | 1.1 | 1.5 | 21.8 | 870 |
| 5×3×1.5 | 1.1 | 1.6 | 23.3 | 1045 |
| 6×3×1.5 | 1.1 | 1.7 | 25.9 | 1230 |
| 7×3×1.5 | 1.1 | 1.7 | 26 | 1265 |
| 8×3×1.5 | 1.1 | 1.8 | 27.8 | 1405 |
| 9×3×1.5 | 1.1 | 1.8 | 29.5 | 1585 |
| 10×3×1.5 | 1.1 | 1.9 | 31.8 | 1680 |
| 12×3×1.5 | 1.2 | 2 | 33.1 | 1950 |
| 14×3×1.5 | 1.2 | 2 | 34.6 | 2020 |
| 15×3×1.5 | 1.2 | 2 | 35.6 | 2145 |
| 16×3×1.5 | 1.2 | 2.1 | 36.6 | 2450 |
| 18×3×1.5 | 1.2 | 2.2 | 39.2 | 2580 |
| 19×3×1.5 | 1.2 | 2.2 | 39.5 | 2675 |
| 20×3×1.5 | 1.2 | 2.2 | 40.5 | 2875 |
| 21×3×1.5 | 1.2 | 2.3 | 41.5 | 3000 |
| 23×3×1.5 | 1.2 | 2.3 | 43 | 3260 |
| 24×3×1.5 | 1.4 | 2.4 | 44.9 | 3310 |
| 27×3×1.5 | 1.4 | 2.4 | 46.4 | 3635 |
| 30×3×1.5 | 1.4 | 2.5 | 48.5 | 3980 |
| 32×3×1.5 | 1.4 | 2.6 | 50 | 4225 |
| 1×2×2.5 | 1.1 | 1.2 | 13.3 | 320 |
| 2×2×2.5 | 1.1 | 1.4 | 17.5 | 530 |
| 3×2×2.5 | 1.1 | 1.5 | 20.2 | 780 |
| 4×2×2.5 | 1.1 | 1.5 | 21.5 | 900 |
| 5×2×2.5 | 1.1 | 1.6 | 23.4 | 1060 |
| 6×2×2.5 | 1.1 | 1.7 | 25.4 | 1235 |
| 7×2×2.5 | 1.1 | 1.7 | 25.4 | 1290 |
| 8×2×2.5 | 1.1 | 1.7 | 27.5 | 1400 |
| 9×2×2.5 | 1.1 | 1.8 | 29.4 | 1495 |
| 10×2×2.5 | 1.1 | 1.9 | 30.9 | 1595 |
| 12×2×2.5 | 1.1 | 1.9 | 31.6 | 1755 |
| 14×2×2.5 | 1.2 | 2 | 33.6 | 1990 |
| 15×2×2.5 | 1.2 | 2.1 | 36 | 2165 |
| 16×2×2.5 | 1.2 | 2.1 | 36.9 | 2350 |
| 18×2×2.5 | 1.2 | 2.2 | 38.9 | 2565 |
| 19×2×2.5 | 1.2 | 2.2 | 39.3 | 2665 |
| 20×2×2.5 | 1.2 | 2.2 | 40.8 | 2880 |
| 21×2×2.5 | 1.2 | 2.3 | 42.1 | 3020 |
| 23×2×2.5 | 1.2 | 2.3 | 42.7 | 3255 |
| 24×2×2.5 | 1.4 | 2.4 | 45.2 | 3330 |
| 27×2×2.5 | 1.4 | 2.4 | 46.1 | 3615 |
| 30×2×2.5 | 1.4 | 2.5 | 47.8 | 3950 |
| 33×2×2.5 | 1.4 | 2.6 | 49.7 | 4300 |
| 37×2×2.5 | 1.4 | 2.6 | 51.2 | 4670 |
| 1×3×2.5 | 1.1 | 1.3 | 13.9 | 355 |
| 2×3×2.5 | 1.1 | 1.5 | 20.9 | 840 |
| 3×3×2.5 | 1.1 | 1.5 | 21.6 | 945 |
| 4×3×2.5 | 1.1 | 1.6 | 23.3 | 1115 |
| 5×3×2.5 | 1.1 | 1.7 | 25.4 | 1315 |
| 6×3×2.5 | 1.1 | 1.8 | 28.3 | 1555 |
| 7×3×2.5 | 1.1 | 1.8 | 28.3 | 1640 |
| 8×3×2.5 | 1.1 | 1.8 | 30.2 | 1780 |
| 9×3×2.5 | 1.2 | 1.9 | 32.6 | 2055 |
| 10×3×2.5 | 1.2 | 2 | 35.1 | 2080 |
| 12×3×2.5 | 1.2 | 2.1 | 36.8 | 2435 |
| 14×3×2.5 | 1.2 | 2.1 | 38.3 | 2700 |
| 15×3×2.5 | 1.2 | 2.2 | 39.7 | 2895 |
| 16×3×2.5 | 1.2 | 2.2 | 40.8 | 3050 |
| 18×3×2.5 | 1.2 | 2.3 | 42.9 | 3335 |
| 19×3×2.5 | 1.2 | 2.3 | 43.3 | 3470 |
| 20×3×2.5 | 1.4 | 2.4 | 44.9 | 3785 |
| 21×3×2.5 | 1.4 | 2.4 | 45.8 | 3935 |
| 23×3×2.5 | 1.4 | 2.5 | 47.7 | 4150 |
| 24×3×2.5 | 1.4 | 2.5 | 48.6 | 4300 |
| 27×3×2.5 | 1.4 | 2.6 | 51.1 | 4765 |
| 30×3×2.5 | 1.4 | 2.7 | 53.5 | 5235 |
| 32×3×2.5 | 1.6 | 2.8 | 55.5 | 5620 |
Please note that the above specifications are “general specifications” that pertain to the majority of our production. These specifications should only be used for general, informational purposes. All dimensions and specifications are nominal and are subject to normal manufacturing tolerances. All specifications are subject to change without prior notice. All pictures shown are for illustration purposes only. Actual product may vary. Classification certification like CCS, DNV, BV, LR, NK, KR, RS shall be provided upon request.
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