series FF
Three-conductor to five-conductor
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Fixed power distribution networks in factories, warehouses, machine rooms, power distribution stations. For Alternating Current (50/60Hz), for single-phase systems (220/110V), three-phase systems (380/190V) and systems with voltages up to 1kV. For Direct Current, used in systems with voltages up to 1.5kV Installed in aerial trays, gutters or conduits, under roof or ladder under roof, buried in ducts or directly buried.
Features
Temperature rating: 70ºC (operating), 160°C (short circuit)
Voltage rating: 600/1000V AC, maximum 1200V AC / 1500V DC
Construction requirements: As per IRAM 2178-1 – IEC 60502-1
Conductor requirements: As per IRAM NM 280 – IEC 60228
Conductor: Annealed electrolytic copper - Flexible stranding class 5
Insulation: XLPE (Cross-linked polyethylene)
Sheath: PVC fire-retardant
Fire requirements: As per IEC 60332-1
Outdoors requirements: As per UL 2556 (UV rays)
Flame retardant
Grounded conductor
Flexible stranded conductors
UV resistant
Sequentially marked
Industrial applications
Identification
| Standard | ||
|---|---|---|
| Sheath | Conductors | |
| 3 Conductors |  |    |
| 4 Conductors | |  |
| 5 Conductors | | |
Instalation
Constructive variants
The information provided corresponds to the standard version, and different alternatives of insulation and / or covering materials can be used upon request.
ELECTRICAL CHARACTERISTICS
Resistances, reactance and intensity of admissible currents
| Nominal cross-section (mm²) | Electrical resistance in D.C. at 20°C (Ohm/km) | Electrical resistance in C.C. at 90°C (Ohm/km) | Inductive reactance at 50Hz (Ohm/Km) | Current-carrying capacity of cables in free air at 40°C as per IEC 364-5-523. Formations in cable ladder or perforated cable trays (Ampere) | Current-carrying capacity of cables directly buried at 25°C soil temperature and soil thermal resistance of 1 km/W as per IEC 364-5-523. (Ampere) | |||
|---|---|---|---|---|---|---|---|---|
| Multiconductor (1) | 4 Conductors (2) | 2 Conductors (3) | Multiconductor (4) | 2 Conductors (3) | Multiconductor (4) | |||
 |  |  |  | | | |||
| 1 | 19.5 | 24.86 | 0.107 | 0.114 | -- | -- | -- | -- |
| 1.5 | 13.3 | 16.96 | 0.1 | 0.107 | 23 | 20 | 32 | 28 |
| 2.5 | 7.98 | 10.18 | 0.093 | 0.1 | 31 | 28 | 44 | 37 |
| 4 | 4.95 | 6.31 | 0.088 | 0.095 | 43 | 36 | 57 | 48 |
| 6 | 3.3 | 4.21 | 0.083 | 0.09 | 54 | 47 | 72 | 61 |
| 10 | 1.91 | 2.44 | 0.078 | 0.085 | 74 | 65 | 97 | 83 |
| 16 | 1.21 | 1.54 | 0.075 | 0.082 | 100 | 86 | 129 | 107 |
| 25 | 0.78 | 0.99 | 0.075 | 0.083 | 128 | 109 | 166 | 141 |
| 35 | 0.554 | 0.707 | 0.073 | 0.081 | 160 | 137 | 200 | 168 |
| 50 | 0.386 | 0.493 | 0.073 | 0.08 | 195 | 166 | 238 | 199 |
| 70 | 0.272 | 0.348 | 0.071 | 0.079 | 250 | 213 | 292 | 243 |
| 95 | 0.206 | 0.264 | 0.07 | 0.077 | 304 | 257 | 351 | 293 |
| 120 | 0.161 | 0.207 | 0.07 | 0.077 | 354 | 299 | 399 | 333 |
| 150 | 0.129 | 0.167 | 0.07 | 0.077 | 409 | 345 | 448 | 373 |
| 185 | 0.106 | 0.138 | 0.07 | 0.077 | 468 | 394 | 508 | 425 |
| 240 | 0.0801 | 0.106 | 0.069 | 0.077 | 554 | 465 | 592 | 493 |
| 300 | 0.0641 | 0.086 | 0.069 | 0.076 | 640 | 537 | 669 | 559 |
(1) Calculation of Inductive reactance valid for three-conductor and five-conductor cables. (2) Calculation of Inductive reactance valid for four-conductor cables. (3) The values of current-carrying capacity informed, correspond to three conductor cable (two-conductor + protection conductor) (4) The values of current-carrying capacity informed, correspond to four-conductor, five-conductor.
DIMENSIONS & WEIGHT
| Cable Formation N° Cond. x cross-section (mm²) | External diameter mm | Weight kg/km | Code |
|---|---|---|---|
| 3x1 | 8.6 | 94 | FF 0310 |
| 3x1.5 | 9.2 | 114 | FF 0315 |
| 3x2.5 | 10.1 | 151 | FF 0325 |
| 3x4 | 11.3 | 205 | FF 0340 |
| 3x6 | 12.5 | 272 | FF 0360 |
| 3x10 | 14.4 | 407 | FF 3100 |
| 3x16 | 18.7 | 686 | FF 3160 |
| 3x25 | 22.2 | 1016 | FF 3250 |
| 3x35 | 24.7 | 1341 | FF 3350 |
| 3x50 | 28.2 | 1823 | FF 3500 |
| 3x70 | 32.8 | 2527 | FF 3700 |
| 3x95 | 36.1 | 3191 | FF 3950 |
| 3x120 | 41.0 | 4178 | FF 31200 |
| 3x150 | 47.3 | 5293 | FF 31500 |
| 3x185 | 52.3 | 6489 | FF 31850 |
| 3x240 | 58.6 | 8410 | FF 32400 |
| 3x300 | 66.2 | 10474 | FF 33000 |
| 4x1 | 9.3 | 110 | FF 0410 |
| 4x1.5 | 9.9 | 134 | FF 0415 |
| 4x2.5 | 11.0 | 181 | FF 0425 |
| 4x4 | 12.3 | 249 | FF 0440 |
| 4x6 | 13.6 | 333 | FF 0460 |
| 4x10 | 15.8 | 506 | FF 4100 |
| 4x16 | 20.3 | 845 | FF 4160 |
| 4x25 | 24.3 | 1259 | FF 4250 |
| 4x35 | 27.1 | 1674 | FF 4350 |
| 4x50 | 31.2 | 2300 | FF 4500 |
| 4x70 | 36.3 | 3191 | FF 4700 |
| 4x95 | 40.0 | 4039 | FF 4950 |
| 4x120 | 46.0 | 5361 | FF 41200 |
| 4x150 | 52.4 | 6689 | FF 41500 |
| 4x185 | 57.9 | 8206 | FF 41850 |
| 4x240 | 65.1 | 10681 | FF 42400 |
| 4x300 | 73.6 | 13285 | FF 43000 |
| 3x25+1x16 | 23.3 | 1154 | FF 2516 |
| 3x35+1x16 | 25.4 | 1463 | FF 3516 |
| 3x50+1x25 | 29.3 | 2026 | FF 5025 |
| 3x70+1x35 | 34.0 | 2805 | FF 7035 |
| 3x95+1x50 | 38.0 | 3615 | FF 9550 |
| 3x120+1x70 | 43.2 | 4774 | FF 12070 |
| 3x150+1x70 | 48.4 | 5805 | FF 15070 |
| 3x185+1x95 | 53.7 | 7175 | FF 18595 |
| 3x240+1x120 | 60.4 | 9336 | FF 240120 |
| 3x300+1x150 | 68.5 | 11623 | FF 300150 |
| 2x25+1x16 | 22.0 | 933 | FF 22516 |
| 2x35+1x16 | 23.5 | 1156 | FF 23516 |
| 2x50+1x25 | 27.3 | 1598 | FF 25025 |
| 2x70+1x35 | 30.9 | 2159 | FF 27035 |
| 2x95+1x50 | 35.1 | 2810 | FF 29550 |
| 2x120+1x70 | 40.2 | 3732 | FF 212070 |
| 2x150+1x70 | 43.8 | 4464 | FF 215070 |
| 2x185+1x95 | 48.8 | 5555 | FF 218595 |
| 2x240+1x120 | 54.9 | 7191 | FF 2240120 |
| 2x300+1x150 | 62.3 | 8985 | FF 2300150 |
| 3x25+2x16 | 24.8 | 1308 | FF 25216 |
| 3x35+2x16 | 26.6 | 1609 | FF 35216 |
| 3x50+2x25 | 31.2 | 2272 | FF 50225 |
| 3x70+2x35 | 36.1 | 3139 | FF 70235 |
| 3x95+2x50 | 40.6 | 4086 | FF 95250 |
| 3x120+2x70 | 46.6 | 5473 | FF 120270 |
| 3x150+2x70 | 51.0 | 6433 | FF 150270 |
| 3x185+2x95 | 56.3 | 7954 | FF 185295 |
| 3x240+2x120 | 63.7 | 10407 | FF 2402120 |
| 3x300+2x150 | 72.3 | 12954 | FF 3002150 |
| 4x25+1x16 | 25.7 | 1409 | FF 42516 |
| 4x35+1x16 | 28.1 | 1812 | FF 43516 |
| 4x50+1x25 | 33.1 | 2556 | FF 45025 |
| 4x70+1x35 | 38.1 | 3515 | FF 47035 |
| 4x95+1x50 | 42.3 | 4500 | FF 49550 |
| 4x120+1x70 | 48.8 | 6006 | FF 412070 |
| 4x150+1x70 | 54.5 | 7290 | FF 415070 |
| 4x185+1x95 | 60.6 | 9032 | FF 418595 |
| 4x240+1x120 | 67.9 | 11711 | FF 4240120 |
| 4x300+1x150 | 76.9 | 14564 | FF 4300150 |
| 5x1 | 10.0 | 130 | FF 0510 |
| 5x1.5 | 10.7 | 159 | FF 0515 |
| 5x2.5 | 11.9 | 216 | FF 0525 |
| 5x4 | 13.3 | 300 | FF 0540 |
| 5x6 | 14.8 | 405 | FF 0560 |
| 5x10 | 17.3 | 619 | FF 5100 |
| 5x16 | 22.1 | 1025 | FF 5160 |
| 5x25 | 26.5 | 1515 | FF 5250 |
| 5x35 | 29.7 | 2022 | FF 5350 |
| 5x50 | 34.8 | 2835 | FF 5500 |
| 5x70 | 40.0 | 3889 | FF 5700 |
| 5x95 | 44.7 | 4992 | FF 5950 |
| 5x120 | 50.8 | 6539 | FF 51200 |
| 5x150 | 57.8 | 8155 | FF 51500 |
| 5x185 | 64.6 | 10098 | FF 51850 |
| 5x240 | 72.1 | 13065 | FF 52400 |
| 5x300 | 82.0 | 16317 | FF 53000 |