Water Blocked S3 or S3/S7 BFOU(i) 250V
Applications
- These cables are fire resistant, flame retardant, low smoke,halogen free and mud resistant, used for instrumentation, communication, control and alarm systems.
 
Standards
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IEC 60092-376 IEC 60092-351 IEC 60092-359 IEC 60332-1 IEC 60332-3-22 IEC 60754-1,2 IEC 61034-1,2 NEK 606:2004 VG 95218 part 29  

Construction
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l Conductors: Circular tinned annealed stranded copper wire to IEC 60228 class 2.
l Outer Sheath: Polyurethane for providing transversal water tightness, PE is optional,but can not meet low smoke standard.
l Insulation: Mica tape + Halogen free EPR compound.
l Twinning: Colour coded cores twisted together.
l Filler: Water blocking fillers, if required.
l Individual Shielding: Each pairs/triples 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.
l Filler: Water blocking fillers, if required.
l Bedding: Halogen free compound, PETP wrapping tape will be applied over the bedding, if required.
l Armour: Tinned copper wire braid, PETP wrapping tape will be applied over the braiding, if required.
l Water Blocking Elements: Water blocking tape and strings for providing longitudinal water tightness.
l Inner Sheath: Halogen free thermosetting compound, SHF2 (for TYPE S3). Halogen free MUD resistant thermosetting compound, SHF MUD (for TYPE S3/S7), coloured grey (blue for intrinsically safe). 
Electrical Characteristics
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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 85 95 100 110 Nominal Inductance@1KHz MH/km 0.731 0.691 0.673 0.629 Maximum L/R@1KHz μH/Ω 20 25 35 55 Operating Voltage V 250 250 250 250  
Mechanical and Thermal Properties
- Bending Radius : 8×OD (during installation); 6×OD (fixed installed).
 - Temperature Range : -20℃ ~ +90℃.
 
Dimensions and Weight
Construction No. of elements×No. of cores in element×Cross section (mm²)  | 
       Nominal Insulation Thickness mm | Nominal Sheath Thickness mm | Nominal Inner Sheath Thickness mm | Nominal Outer Sheath Thickness mm | Nominal Overall Diameter mm | Nominal Weight kg/km | 
| 1×2×0.75 | 0.6 | 1.1 | 1.2 | 1 | 14.1±2 | 236 | 
| 2×2×0.75 | 0.6 | 1.1 | 1.3 | 1 | 18.7±2 | 425 | 
| 3×2×0.75 | 0.6 | 1.1 | 1.4 | 1 | 19.5±2 | 567 | 
| 4×2×0.75 | 0.6 | 1.1 | 1.4 | 1 | 20.6±2 | 641 | 
| 5×2×0.75 | 0.6 | 1.1 | 1.5 | 1 | 22.2±2 | 740 | 
| 6×2×0.75 | 0.6 | 1.1 | 1.5 | 1 | 23.7±2 | 845 | 
| 7×2×0.75 | 0.6 | 1.1 | 1.5 | 1 | 23.7±2 | 872 | 
| 8×2×0.75 | 0.6 | 1.1 | 1.6 | 1 | 25.6±2 | 950 | 
| 9×2×0.75 | 0.6 | 1.1 | 1.7 | 1 | 27.1±2 | 1050 | 
| 10×2×0.75 | 0.6 | 1.1 | 1.7 | 1 | 28.2±2 | 1082 | 
| 12×2×0.75 | 0.6 | 1.1 | 1.7 | 1 | 28.8±2 | 1202 | 
| 14×2×0.75 | 0.6 | 1.1 | 1.8 | 1 | 30.2±2 | 1265 | 
| 15×2×0.75 | 0.6 | 1.1 | 1.8 | 1 | 32.0±2 | 1370 | 
| 16×2×0.75 | 0.6 | 1.1 | 1.9 | 1 | 32.6±2 | 1486 | 
| 18×2×0.75 | 0.6 | 1.1 | 1.9 | 1 | 34.1±2 | 1549 | 
| 19×2×0.75 | 0.6 | 1.2 | 1.9 | 1 | 34.7±2 | 1654 | 
| 20×2×0.75 | 0.6 | 1.2 | 2 | 1 | 36.1±2 | 1785 | 
| 21×2×0.75 | 0.6 | 1.2 | 2 | 1 | 37.0±2 | 1853 | 
| 23×2×0.75 | 0.6 | 1.2 | 2 | 1 | 37.5±2 | 1990 | 
| 24×2×0.75 | 0.6 | 1.2 | 2.1 | 1 | 39.7±2 | 2079 | 
| 27×2×0.75 | 0.6 | 1.2 | 2.2 | 1 | 40.7±2 | 2273 | 
| 30×2×0.75 | 0.6 | 1.2 | 2.2 | 1 | 41.9±2 | 2452 | 
| 33×2×0.75 | 0.6 | 1.2 | 2.3 | 1 | 43.5±2 | 2662 | 
| 37×2×0.75 | 0.6 | 1.2 | 2.3 | 1 | 44.7±2 | 2861 | 
| 1×3×0.75 | 0.6 | 1.1 | 1.1 | 1 | 13.9±2 | 257 | 
| 2×3×0.75 | 0.6 | 1.1 | 1.4 | 1 | 17.5±2 | 441 | 
| 3×3×0.75 | 0.6 | 1.1 | 1.4 | 1 | 20.4±2 | 609 | 
| 4×3×0.75 | 0.6 | 1.1 | 1.4 | 1 | 21.7±2 | 709 | 
| 7×3×0.75 | 0.6 | 1.1 | 1.6 | 1 | 25.6±2 | 1008 | 
| 8×3×0.75 | 0.6 | 1.1 | 1.7 | 1 | 27.0±2 | 1029 | 
| 12×3×0.75 | 0.6 | 1.3 | 1.8 | 1 | 31.6±2 | 1507 | 
| 16×3×0.75 | 0.6 | 1.4 | 1.9 | 1 | 34.6±2 | 1859 | 
| 19×3×0.75 | 0.6 | 1.4 | 2.1 | 1 | 36.4±2 | 2084 | 
| 24×3×0.75 | 0.6 | 1.8 | 2.2 | 1 | 41.6±2 | 2709 | 
| 1×2×1.0 | 0.6 | 1.1 | 1.2 | 1 | 14.5±2 | 257 | 
| 2×2×1.0 | 0.6 | 1.1 | 1.4 | 1 | 19.6±2 | 473 | 
| 3×2×1.0 | 0.6 | 1.1 | 1.4 | 1 | 20.3±2 | 630 | 
| 4×2×1.0 | 0.6 | 1.1 | 1.4 | 1 | 21.3±2 | 656 | 
| 5×2×1.0 | 0.6 | 1.1 | 1.5 | 1 | 23.1±2 | 966 | 
| 6×2×1.0 | 0.6 | 1.1 | 1.6 | 1 | 24.8±2 | 998 | 
| 7×2×1.0 | 0.6 | 1.1 | 1.6 | 1 | 24.8±2 | 903 | 
| 8×2×1.0 | 0.6 | 1.1 | 1.6 | 1 | 26.7±2 | 1034 | 
| 9×2×1.0 | 0.6 | 1.1 | 1.7 | 1 | 28.3±2 | 1192 | 
| 10×2×1.0 | 0.6 | 1.1 | 1.7 | 1 | 29.4±2 | 1229 | 
| 12×2×1.0 | 0.6 | 1.1 | 1.8 | 1 | 30.3±2 | 1365 | 
| 14×2×1.0 | 0.6 | 1.1 | 1.8 | 1 | 31.5±2 | 1449 | 
| 15×2×1.0 | 0.6 | 1.1 | 1.9 | 1 | 33.6±2 | 1586 | 
| 16×2×1.0 | 0.6 | 1.1 | 1.9 | 1 | 34.1±2 | 1701 | 
| 18×2×1.0 | 0.6 | 1.2 | 2 | 1 | 36.2±2 | 1832 | 
| 19×2×1.0 | 0.6 | 1.2 | 2 | 1 | 36.5±2 | 1922 | 
| 20×2×1.0 | 0.6 | 1.2 | 2.1 | 1 | 38.0±2 | 2074 | 
| 21×2×1.0 | 0.6 | 1.2 | 2.1 | 1 | 39.3±2 | 2242 | 
| 23×2×1.0 | 0.6 | 1.2 | 2.1 | 1 | 39.9±2 | 2410 | 
| 24×2×1.0 | 0.6 | 1.2 | 2.2 | 1 | 41.8±2 | 2452 | 
| 27×2×1.0 | 0.6 | 1.2 | 2.2 | 1 | 42.6±2 | 2625 | 
| 30×2×1.0 | 0.6 | 1.2 | 2.3 | 1 | 44.1±2 | 2856 | 
| 33×2×1.0 | 0.6 | 1.2 | 2.3 | 1 | 45.6±2 | 3087 | 
| 37×2×1.0 | 0.6 | 1.4 | 2.4 | 1 | 47.4±2 | 3392 | 
| 1×3×1.0 | 0.6 | 1.1 | 1.2 | 1 | 14.6±2 | 289 | 
| 2×3×1.0 | 0.6 | 1.1 | 1.4 | 1 | 20.8±2 | 672 | 
| 3×3×1.0 | 0.6 | 1.1 | 1.5 | 1 | 21.3±2 | 698 | 
| 4×3×1.0 | 0.6 | 1.1 | 1.5 | 1 | 22.9±2 | 814 | 
| 5×3×1.0 | 0.6 | 1.1 | 1.6 | 1 | 24.8±2 | 1013 | 
| 6×3×1.0 | 0.6 | 1.1 | 1.7 | 1 | 27.4±2 | 1192 | 
| 7×3×1.0 | 0.6 | 1.1 | 1.7 | 1 | 27.4±2 | 1239 | 
| 8×3×1.0 | 0.6 | 1.1 | 1.7 | 1 | 29.0±2 | 1334 | 
| 9×3×1.0 | 0.6 | 1.1 | 1.8 | 1 | 30.9±2 | 1523 | 
| 10×3×1.0 | 0.6 | 1.1 | 1.9 | 1 | 33.1±2 | 1528 | 
| 12×3×1.0 | 0.6 | 1.1 | 1.9 | 1 | 34.0±2 | 1769 | 
| 14×3×1.0 | 0.6 | 1.2 | 2 | 1 | 35.8±2 | 1911 | 
| 15×3×1.0 | 0.6 | 1.2 | 2 | 1 | 36.8±2 | 2032 | 
| 16×3×1.0 | 0.6 | 1.2 | 2.1 | 1 | 38.0±2 | 2210 | 
| 18×3×1.0 | 0.6 | 1.2 | 2.1 | 1 | 40.1±2 | 2426 | 
| 19×3×1.0 | 0.6 | 1.2 | 2.2 | 1 | 40.6±2 | 2473 | 
| 20×3×1.0 | 0.6 | 1.2 | 2.2 | 1 | 41.6±2 | 2720 | 
| 21×3×1.0 | 0.6 | 1.2 | 2.2 | 1 | 42.4±2 | 2819 | 
| 23×3×1.0 | 0.6 | 1.2 | 2.3 | 1 | 44.0±2 | 3082 | 
| 24×3×1.0 | 0.6 | 1.2 | 2.3 | 1 | 44.8±2 | 3302 | 
| 27×3×1.0 | 0.6 | 1.4 | 2.4 | 1 | 47.3±2 | 3418 | 
| 30×3×1.0 | 0.6 | 1.4 | 2.5 | 1 | 49.4±2 | 3743 | 
| 32×3×1.0 | 0.6 | 1.4 | 2.5 | 1 | 50.6±2 | 3943 | 
| 1×2×1.5 | 0.7 | 1.1 | 1.2 | 1 | 15.5±2 | 310 | 
| 2×2×1.5 | 0.7 | 1.1 | 1.4 | 1 | 21.2±2 | 572 | 
| 3×2×1.5 | 0.7 | 1.1 | 1.5 | 1 | 22.2±2 | 761 | 
| 4×2×1.5 | 0.7 | 1.1 | 1.5 | 1 | 23.5±2 | 809 | 
| 5×2×1.5 | 0.7 | 1.1 | 1.6 | 1 | 25.4±2 | 1024 | 
| 6×2×1.5 | 0.7 | 1.1 | 1.7 | 1 | 27.4±2 | 1187 | 
| 7×2×1.5 | 0.7 | 1.1 | 1.7 | 1 | 27.4±2 | 1229 | 
| 8×2×1.5 | 0.7 | 1.1 | 1.7 | 1 | 29.5±2 | 1286 | 
| 9×2×1.5 | 0.7 | 1.1 | 1.8 | 1 | 31.4±2 | 1475 | 
| 10×2×1.5 | 0.7 | 1.1 | 1.9 | 1 | 32.9±2 | 1512 | 
| 12×2×1.5 | 0.7 | 1.1 | 1.9 | 1 | 33.6±2 | 1764 | 
| 14×2×1.5 | 0.7 | 1.2 | 2 | 1 | 35.6±2 | 1838 | 
| 15×2×1.5 | 0.7 | 1.2 | 2.1 | 1 | 38.0±2 | 2006 | 
| 16×2×1.5 | 0.7 | 1.2 | 2.1 | 1 | 38.9±2 | 2158 | 
| 18×2×1.5 | 0.7 | 1.2 | 2.2 | 1 | 40.9±2 | 2373 | 
| 19×2×1.5 | 0.7 | 1.2 | 2.2 | 1 | 41.3±2 | 2515 | 
| 20×2×1.5 | 0.7 | 1.2 | 2.2 | 1 | 42.8±2 | 2667 | 
| 21×2×1.5 | 0.7 | 1.2 | 2.3 | 1 | 44.1±2 | 2793 | 
| 23×2×1.5 | 0.7 | 1.2 | 2.3 | 1 | 44.7±2 | 3008 | 
| 24×2×1.5 | 0.7 | 1.4 | 2.4 | 1 | 47.2±2 | 3234 | 
| 27×2×1.5 | 0.7 | 1.4 | 2.4 | 1 | 48.1±2 | 3313 | 
| 30×2×1.5 | 0.7 | 1.4 | 2.5 | 1 | 49.8±2 | 3612 | 
| 32×2×1.5 | 0.7 | 1.4 | 2.6 | 1 | 51.0±2 | 3869 | 
| 33×2×1.5 | 0.7 | 1.4 | 2.6 | 1 | 51.7±2 | 3927 | 
| 37×2×1.5 | 0.7 | 1.4 | 2.6 | 1 | 53.2±2 | 4242 | 
| 1×3×1.5 | 0.7 | 1.1 | 1.3 | 1 | 15.6±2 | 341 | 
| 2×3×1.5 | 0.7 | 1.1 | 1.5 | 1 | 20.5±2 | 588 | 
| 3×3×1.5 | 0.7 | 1.1 | 1.5 | 1 | 23.4±2 | 840 | 
| 4×3×1.5 | 0.7 | 1.1 | 1.6 | 1 | 25.7±2 | 1024 | 
| 5×3×1.5 | 0.7 | 1.1 | 1.7 | 1 | 27.4±2 | 1255 | 
| 6×3×1.5 | 0.7 | 1.1 | 1.8 | 1 | 30.3±2 | 1475 | 
| 7×3×1.5 | 0.7 | 1.1 | 1.8 | 1 | 30.3±2 | 1544 | 
| 8×3×1.5 | 0.7 | 1.1 | 1.8 | 1 | 32.2±2 | 1664 | 
| 9×3×1.5 | 0.7 | 1.2 | 1.9 | 1 | 34.6±2 | 1927 | 
| 10×3×1.5 | 0.7 | 1.2 | 2 | 1 | 37.1±2 | 2032 | 
| 12×3×1.5 | 0.7 | 1.2 | 2.1 | 1 | 38.8±2 | 2221 | 
| 14×3×1.5 | 0.7 | 1.2 | 2.1 | 1 | 40.3±2 | 2478 | 
| 15×3×1.5 | 0.7 | 1.2 | 2.2 | 1 | 41.7±2 | 2657 | 
| 16×3×1.5 | 0.7 | 1.2 | 2.2 | 1 | 42.8±2 | 2914 | 
| 18×3×1.5 | 0.7 | 1.2 | 2.3 | 1 | 44.9±2 | 3050 | 
| 19×3×1.5 | 0.7 | 1.2 | 2.3 | 1 | 45.3±2 | 3360 | 
| 20×3×1.5 | 0.7 | 1.4 | 2.4 | 1 | 46.9±2 | 3470 | 
| 21×3×1.5 | 0.7 | 1.4 | 2.4 | 1 | 47.8±2 | 3602 | 
| 23×3×1.5 | 0.7 | 1.4 | 2.5 | 1 | 49.7±2 | 3943 | 
| 24×3×1.5 | 0.7 | 1.4 | 2.5 | 1 | 50.6±2 | 4121 | 
| 27×3×1.5 | 0.7 | 1.4 | 2.6 | 1 | 53.1±2 | 4321 | 
| 30×3×1.5 | 0.7 | 1.4 | 2.7 | 1 | 55.5±2 | 4736 | 
| 32×3×1.5 | 0.7 | 1.6 | 2.8 | 1 | 57.5±2 | 5093 | 
| 1×2×2.5 | 0.7 | 1.1 | 1.3 | 1 | 16.0±2 | 357 | 
| 2×2×2.5 | 0.7 | 1.1 | 1.5 | 1 | 20.5±2 | 588 | 
| 3×2×2.5 | 0.7 | 1.1 | 1.5 | 1 | 23.6±2 | 908 | 
| 4×2×2.5 | 0.7 | 1.1 | 1.6 | 1 | 25.2±2 | 1061 | 
| 5×2×2.5 | 0.7 | 1.1 | 1.7 | 1 | 27.3±2 | 1244 | 
| 6×2×2.5 | 0.7 | 1.1 | 1.7 | 1 | 29.4±2 | 1439 | 
| 7×2×2.5 | 0.7 | 1.1 | 1.7 | 1 | 29.4±2 | 1502 | 
| 8×2×2.5 | 0.7 | 1.1 | 1.8 | 1 | 31.9±2 | 1638 | 
| 9×2×2.5 | 0.7 | 1.1 | 1.9 | 1 | 33.9±2 | 1869 | 
| 10×2×2.5 | 0.7 | 1.2 | 2 | 1 | 35.8±2 | 1864 | 
| 12×2×2.5 | 0.7 | 1.2 | 2 | 1 | 36.6±2 | 2063 | 
| 14×2×2.5 | 0.7 | 1.2 | 2.1 | 1 | 38.9±2 | 2389 | 
| 15×2×2.5 | 0.7 | 1.2 | 2.2 | 1 | 41.5±2 | 2604 | 
| 16×2×2.5 | 0.7 | 1.2 | 2.2 | 1 | 42.1±2 | 2720 | 
| 18×2×2.5 | 0.7 | 1.2 | 2.3 | 1 | 44.3±2 | 2966 | 
| 19×2×2.5 | 0.7 | 1.2 | 2.3 | 1 | 44.7±2 | 3077 | 
| 20×2×2.5 | 0.7 | 1.4 | 2.4 | 1 | 46.8±2 | 3402 | 
| 21×2×2.5 | 0.7 | 1.4 | 2.4 | 1 | 48.1±2 | 3544 | 
| 23×2×2.5 | 0.7 | 1.4 | 2.5 | 1 | 48.9±2 | 3738 | 
| 24×2×2.5 | 0.7 | 1.4 | 2.5 | 1 | 51.1±2 | 3843 | 
| 27×2×2.5 | 0.7 | 1.4 | 2.6 | 1 | 52.3±2 | 4200 | 
| 30×2×2.5 | 0.7 | 1.4 | 2.7 | 1 | 54.2±2 | 4589 | 
| 33×2×2.5 | 0.7 | 1.4 | 2.7 | 1 | 56.1±2 | 4972 | 
| 37×2×2.5 | 0.7 | 1.6 | 2.8 | 1 | 58.4±2 | 5486 | 
| 1×3×2.5 | 0.7 | 1.1 | 1.2 | 1 | 16.5±2 | 399 | 
| 2×3×2.5 | 0.7 | 1.1 | 1.6 | 1 | 24.5±2 | 998 | 
| 3×3×2.5 | 0.7 | 1.1 | 1.6 | 1 | 25.4±2 | 1108 | 
| 4×3×2.5 | 0.7 | 1.1 | 1.7 | 1 | 27.3±2 | 1313 | 
| 5×3×2.5 | 0.7 | 1.1 | 1.7 | 1 | 29.4±2 | 1533 | 
| 6×3×2.5 | 0.7 | 1.1 | 1.9 | 1 | 32.7±2 | 1822 | 
| 7×3×2.5 | 0.7 | 1.1 | 1.9 | 1 | 32.7±2 | 1922 | 
| 8×3×2.5 | 0.7 | 1.2 | 2 | 1 | 35.3±2 | 2126 | 
| 9×3×2.5 | 0.7 | 1.2 | 2 | 1 | 37.4±2 | 2405 | 
| 10×3×2.5 | 0.7 | 1.2 | 2.2 | 1 | 40.8±2 | 2525 | 
| 12×3×2.5 | 0.7 | 1.2 | 2.2 | 1 | 42.0±2 | 2819 | 
| 14×3×2.5 | 0.7 | 1.2 | 2.3 | 1 | 43.9±2 | 3150 | 
| 15×3×2.5 | 0.7 | 1.2 | 2.3 | 1 | 45.1±2 | 3350 | 
| 16×3×2.5 | 0.7 | 1.4 | 2.4 | 1 | 46.9±2 | 3591 | 
| 18×3×2.5 | 0.7 | 1.4 | 2.5 | 1 | 49.2±2 | 3927 | 
| 19×3×2.5 | 0.7 | 1.4 | 2.5 | 1 | 49.6±2 | 4079 | 
| 20×3×2.5 | 0.7 | 1.4 | 2.5 | 1 | 50.9±2 | 4394 | 
| 21×3×2.5 | 0.7 | 1.4 | 2.6 | 1 | 52.0±2 | 4589 | 
| 23×3×2.5 | 0.7 | 1.4 | 2.7 | 1 | 54.1±2 | 4998 | 
| 24×3×2.5 | 0.7 | 1.4 | 2.7 | 1 | 55.0±2 | 5024 | 
| 27×3×2.5 | 0.7 | 1.6 | 2.8 | 1 | 58.2±2 | 5602 | 
| 30×3×2.5 | 0.7 | 1.6 | 2.9 | 1 | 60.8±2 | 6148 | 
| 32×3×2.5 | 0.7 | 1.6 | 3 | 1 | 62.6±2 | 6526 | 
