series BX
Symmetrical three-conductor - shielded
Variable frequency drive motor feed. (VFD) For Alternating Current (50/60Hz), for three-phase systems (380/190V) and systems with voltages up to 1kV. Installed in aerial trays, gutters or conduits, under roof or ladder under roof, buried in ducts or directly buried.
Features
Temperature rating: 90ºC (operating), 130ºC (overload), 250ºC (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 (Crosslinked polyethylene)
Bedding: PVC
Shield: Copper tape (if necessary) with adequate overlap and 100% coverage. See the table for shield cross-section values
Sheath: PVC, fire-retardant
Fire requirements: As per IEC 60332-1
Outdoors requirements: As per UL 2556 (UV rays)
Electromagnetic interference protection
Flame retardant
Flexible stranded conductors
UV resistant
Sequentially marked
Industrial applications
Identification
| Standard | ||
|---|---|---|
| Sheath | Conductors | |
| 3 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 sq (mm²) | Nominal cross-section Concentric conductorsq mm | Electrical resistance at 20°C in C.C. Ohm/km | Electrical resistance at 20°C in C.C. Concentric conductor Ohm/km | Electrical resistance at 90°C in C.C. Ohm/km | Electrical resistance at 90°C in C.C. Concentric conductor 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. Cables displayed in Cable Ladder or perforated tray. (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) |
|---|---|---|---|---|---|---|---|---|
 | | | ||||||
| 1 | 6 | 19.5 | 3.3 | 24.86 | 4.21 | 0.107 | -- | -- |
| 1.5 | 6 | 13.3 | 3.3 | 16.96 | 4.21 | 0.100 | 20 | 28 |
| 2.5 | 6 | 7.98 | 3.3 | 10.18 | 4.21 | 0.093 | 28 | 37 |
| 4 | 6 | 4.95 | 3.3 | 6.31 | 4.21 | 0.088 | 36 | 48 |
| 6 | 6 | 3.3 | 3.3 | 4.21 | 4.21 | 0.083 | 47 | 61 |
| 10 | 10 | 1.91 | 1.91 | 2.44 | 2.44 | 0.078 | 65 | 83 |
| 16 | 16 | 1.21 | 1.21 | 1.54 | 1.54 | 0.075 | 86 | 107 |
| 25 | 16 | 0.78 | 1.21 | 0.99 | 1.54 | 0.075 | 109 | 141 |
| 35 | 16 | 0.554 | 1.210 | 0.707 | 1.54 | 0.073 | 137 | 168 |
| 50 | 25 | 0.386 | 0.780 | 0.493 | 0.99 | 0.073 | 166 | 199 |
| 70 | 35 | 0.272 | 0.554 | 0.348 | 0.707 | 0.071 | 213 | 243 |
| 95 | 50 | 0.206 | 0.386 | 0.264 | 0.493 | 0.070 | 257 | 293 |
| 120 | 70 | 0.161 | 0.272 | 0.207 | 0.348 | 0.070 | 299 | 333 |
| 150 | 70 | 0.129 | 0.272 | 0.167 | 0.348 | 0.070 | 345 | 373 |
| 185 | 95 | 0.106 | 0.206 | 0.138 | 0.264 | 0.070 | 394 | 425 |
| 240 | 120 | 0.0801 | 0.161 | 0.106 | 0.207 | 0.069 | 465 | 493 |
| 300 | 150 | 0.0641 | 0.129 | 0.0860 | 0.167 | 0.069 | 537 | 559 |
DIMENSIONS & WEIGHT
| Cable Formation, N° Cond. x cross-section (mm²) | Diameter under shield mm | External diameter mm | Weight kg/km | Code |
|---|---|---|---|---|
| 3 x 1 | 9.0 | 13.3 | 249 | BX 0310 |
| 3 x 1.5 | 9.0 | 13.3 | 256 | BX 0315 |
| 3 x 2.5 | 9.3 | 13.7 | 281 | BX 0325 |
| 3 x 4 | 10.3 | 14.7 | 339 | BX 0340 |
| 3 x 6 | 11.7 | 16.1 | 417 | BX 0360 |
| 3 x 10 | 14.0 | 18.3 | 619 | BX 3100 |
| 3 x 16 | 16.0 | 20.4 | 869 | BX 3160 |
| 3 x 25 | 19.5 | 23.9 | 1,218 | BX 3250 |
| 3 x 35 | 21.7 | 26.1 | 1,526 | BX 3350 |
| 3 x 50 | 25.1 | 29.5 | 2,098 | BX 3500 |
| 3 x 70 | 30.3 | 35.1 | 2,967 | BX 3700 |
| 3 x 95 | 34.6 | 40.6 | 3,877 | BX 3950 |
| 3 x 120 | 38.0 | 44.3 | 4,933 | BX 31200 |
| 3 x 150 | 44.1 | 50.7 | 6,058 | BX 31500 |
| 3 x 185 | 47.9 | 54.8 | 7,357 | BX 31850 |
| 3 x 240 | 55.3 | 62.3 | 9,579 | BX 32400 |
| 3 x 300 | 61.7 | 69.2 | 11,919 | BX 33000 |