LSZH series BZ
Symmetrical three-conductor - shielded Cable
Variable frequency drive motor feed (VFD) in closed environments with a high concentration of people or in locations with equipment sensitive to exposure to corrosive gases. 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 62266 – 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: Double helical wrapping
Shield: Composed of a concentric conductor made of copper wires plus an anti-unwinding copper tape. The shield cross-section is indicated in the electrical characteristics table.
Sheath: LSZH-HFFR (Low Smoke Zero Halogen - Halogen Free Flame Retardant) flame retardant, sunlight, and oil resistant
Flame propagation standard: As per IEC IEC 60332-1
Fire spread prevention standard: IEC 60332-3-24
Standard for halogen absence and corrosive gases: As per IEC 60754-1/2
Smoke transparency requirements: As per IEC 61034-1/2
Toxicity standard: As per NES 713 – CEI 20.37
Oils requirements: As per ICEA S 73-532
Outdoors requirements: As per UL 2556 (UV rays)
Water behaviour requirements: Suitable AD7 (Occasional water submersion)
Electromagnetic interference protection
Fire-retardant
Halogen free
Low smoke
Flexible stranded conductors
UV resistant
Identification
| Standard | ||
|---|---|---|
| Sheath | Conductors | |
| 3 Conductors |  |   |
Instalation
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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 conductor sq mm² | 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 en C.C. Ohm/km | Electrical resistance at 90°C en 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) |
|---|---|---|---|---|---|---|---|---|
 | | | ||||||
| 1.5 | 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) | Shield diameter (mm) | External diameter mm | Weight kg/km | Code | Mat Number |
|---|---|---|---|---|---|
| 3 x 1.5 | 8.1 | 11.2 | 227 | BZ 3X1.5+B6 | 830151010 |
| 3 x 2.5 | 9.0 | 12.1 | 260 | BZ 3X2.5+B6 | 830151020 |
| 3 x 4 | 10.2 | 13.3 | 310 | BZ 3X4+B6 | 830151030 |
| 3 x 6 | 11.3 | 14.4 | 370 | BZ 3X6+B6 | 830151040 |
| 3 x 10 | 13.4 | 16.5 | 538 | BZ 3X10+B10 | 830151050 |
| 3 x 16 | 15.6 | 18.7 | 751 | BZ 3X16+B16 | 830151060 |
| 3 x 25 | 19.2 | 22.3 | 1024 | BZ 3X25+B16 | 830151070 |
| 3 x 35 | 21.7 | 24.8 | 1303 | BZ 3X35+B16 | 830151080 |
| 3 x 50 | 26.3 | 29.5 | 1859 | BZ 3X50+B25 | 830151090 |
| 3 x 70 | 30.3 | 33.7 | 2531 | BZ 3X70+B35 | 830151100 |
| 3 x 95 | 33.4 | 37 | 3259 | BZ 3X95+B50 | 830151110 |
| 3 x 120 | 37.5 | 41.3 | 4249 | BZ 3X120+B70 | 830151120 |
| 3 x 150 | 46.8 | 50.9 | 5309 | BZ 3X150+B70 | 830151130 |
| 3 x 185 | 50.8 | 55.3 | 6634 | BZ 3X185+B95 | 830151140 |
| 3 x 240 | 58.1 | 63 | 8468 | BZ 3X240+B120 | 830151150 |
| 3 x 300 | 61.7 | 66.7 | 10337 | BZ 3X300+B150 | 830151160 |
The tolerance for the reported diameters shall be between -5% and +8%.