Block series OF-W
Multiconductor Shield (Copper Tape) Cable
Control, signalling, measuring and protective equipment; electric controls of industrial installations. Installed in aerial trays, gutters or conduits, buried in ducts or directly buried. It provides additional electromagnetic protection.
Features
Temperature ratings: 75ºC (operating), 160°C (short circuit)
Voltage rating: 600/1000 Volt A.C. – 1200 Volt A.C. (Max) – 1500 Volt D.C.
Construction requirements: IRAM 2178-1 – IEC 60502-1
Conductor requirements: IRAM NM 280 – IEC 60228
Conductor: Annealed electrolytic copper - Flexible stranding class 5
Insulation: PVC
Shield: Helical copper tape with 100% coverage and adequate overlap
Sheath: Flame retardant PVC
Fire requirements: As per IEC 60332-3-24
Electromagnetic interference protection
Fire-retardant
Flexible stranded conductors
Sequentially marked
Industrial applications
Tray cable
Identification
| Standard | ||
|---|---|---|
| Sheath | Conductors | |
| Multiconductor |  |  alphanumeric identification |
Instalation
Constructive variants
The information provided corresponds to the standard version, and different alternatives of insulation and / or covering can be used upon request.
ELECTRICAL CHARACTERISTICS
Resistances and intensity of admissible currents
| Nominal cross-section sq mm² | Electrical resistance at 20ºC in C.C Ohm/km | Electrical resistance at 90ºC in C.A. Ohm/km | Current-carrying capacity in free air. At 40°C as per IEC 364-5-523. Formations in perforated trays or ladder type. (Ampere) | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 2x | 4x | 7x | 10x | 19x | 30x | 48x | |||
| 1 | 19.5 | 23.3 | -- | -- | -- | -- | -- | -- | -- |
| 1.5 | 13.3 | 15.9 | 18.1 | 15.3 | 12.7 | 9.1 | 9.1 | 8.1 | 6.3 |
| 2.5 | 7.98 | 9.55 | 25 | 21 | 17.5 | 12.5 | 12.5 | 11.3 | 8.8 |
| 4 | 4.95 | 5.92 | 33 | 29 | 23.1 | 16.5 | 16.5 | 14.9 | -- |
As from seven-conductors, we’ve additionally applied the correction factor for more than three conductors the chart 310.15 (B)(3)(a) of the NFPA70.
DIMENSIONS & WEIGHT
| Cable Formation N° Cond. x cross-section (mm²) | Diameter below shield mm | External diameter mm | Weight kg/km | Code | Mat Number |
|---|---|---|---|---|---|
| 5x1 | 9.6 | 13.0 | 246 | OF-W 5X1 | 820008040 |
| 7x1 | 10.4 | 13.7 | 280 | OF-W 7X1 | 820008050 |
| 10x1 | 12.3 | 15.7 | 352 | OF-W 10X1 | 820008060 |
| 12x1 | 13.3 | 16.6 | 397 | OF-W 12X1 | 820008070 |
| 14x1 | 14.2 | 17.5 | 441 | OF-W 14X1 | 820008080 |
| 19x1 | 16.2 | 19.5 | 546 | OF-W 19X1 | 820008090 |
| 24x1 | 17.9 | 21.3 | 648 | OF-W 24X1 | 820008100 |
| 30x1 | 19.8 | 23.2 | 782 | OF-W 30X1 | 820008110 |
| 37x1 | 21.8 | 25.2 | 920 | OF-W 37X1 | 820008120 |
| 48x1 | 24.5 | 27.9 | 1131 | OF-W 48X1 | 820008130 |
| 3x1.5 | 9.0 | 12.4 | 227 | OF-W 3X1.5 | 820008150 |
| 4x1.5 | 9.4 | 12.8 | 247 | OF-W 4X1.5 | 820008160 |
| 5x1.5 | 10.3 | 13.6 | 276 | OF-W 5X1.5 | 820008170 |
| 7x1.5 | 11.2 | 14.5 | 327 | OF-W 7X1.5 | 820008180 |
| 10x1.5 | 13.3 | 16.6 | 413 | OF-W 10X1.5 | 820008190 |
| 12x1.5 | 14.4 | 17.7 | 469 | OF-W 12X1.5 | 820008200 |
| 14x1.5 | 15.3 | 18.7 | 524 | OF-W 14X1.5 | 820008210 |
| 19x1.5 | 17.5 | 20.8 | 656 | OF-W 19X1.5 | 820008220 |
| 24x1.5 | 19.4 | 22.8 | 799 | OF-W 24X1.5 | 820008230 |
| 30x1.5 | 21.5 | 24.9 | 951 | OF-W 30X1.5 | 820008240 |
| 37x1.5 | 23.6 | 27.0 | 1126 | OF-W 37X1.5 | 820008250 |
| 48x1.5 | 27.0 | 30.6 | 1436 | OF-W 48X1.5 | 820008260 |
| 2x2.5 | 9.0 | 12.4 | 231 | OF-W 2X2.5 | 820008270 |
| 3x2.5 | 9.6 | 13.0 | 263 | OF-W 3X2.5 | 820008280 |
| 4x2.5 | 10.5 | 13.8 | 298 | OF-W 4X2.5 | 820008290 |
| 5x2.5 | 11.5 | 14.8 | 347 | OF-W 5X2.5 | 820008300 |
| 7x2.5 | 12.5 | 15.8 | 418 | OF-W 7X2.5 | 820008310 |
| 10x2.5 | 14.9 | 18.2 | 531 | OF-W 10X2.5 | 820008320 |
| 12x2.5 | 16.1 | 19.4 | 608 | OF-W 12X2.5 | 820008330 |
| 14x2.5 | 17.2 | 20.5 | 684 | OF-W 14X2.5 | 820008340 |
| 19x2.5 | 19.7 | 23.1 | 883 | OF-W 19X2.5 | 820008350 |
| 24x2.5 | 21.9 | 25.3 | 1064 | OF-W 24X2.5 | 820008360 |
| 30x2.5 | 24.2 | 27.6 | 1278 | OF-W 30X2.5 | 820008370 |
| 37x2.5 | 26.7 | 30.3 | 1537 | OF-W 37X2.5 | 820008380 |
| 48x2.5 | 30.5 | 34.3 | 1966 | OF-W 48X2.5 | 820008390 |
| 2x4 | 10.9 | 14.2 | 305 | OF-W 2X4 | 820008400 |
| 3x4 | 11.6 | 14.9 | 354 | OF-W 3X4 | 820008410 |
| 4x4 | 12.7 | 16.0 | 417 | OF-W 4X4 | 820008420 |
| 5x4 | 14.0 | 17.3 | 491 | OF-W 5X4 | 820008430 |
| 7x4 | 15.3 | 18.6 | 600 | OF-W 7X4 | 820008440 |
| 10x4 | 18.3 | 21.6 | 763 | OF-W 10X4 | 820008450 |
| 12x4 | 19.8 | 23.2 | 896 | OF-W 12X4 | 820008460 |
| 14x4 | 21.2 | 24.6 | 1013 | OF-W 14X4 | 820008470 |
| 19x4 | 24.4 | 27.8 | 1302 | OF-W 19X4 | 820008480 |
| 24x4 | 27.5 | 31.1 | 1629 | OF-W 24X4 | 820008490 |
| 30x4 | 30.5 | 34.3 | 1980 | OF-W 30X4 | 820008500 |
| 37x4 | 33.6 | 37.6 | 2388 | OF-W 37X4 | 820008510 |