Power cables with plastic insulation in accordance with GOST 31996-2012
АВВГ – Power cable with aluminum wire, PVC insulation and sheath.
ВВГ – Power cable with copper wire, PVC insulation and sheath.
АВБбШв – Power cable with aluminum wire, insulation and protective PVC hose, with armor of two steel tapes
ВБбШв – Power cable with copper wire, insulation and protective PVC hose, with armor of two steel tapes
Area of application
The cables are intended for transmission and distribution of electric energy in stationary equipment for nominal voltage of 0.66 or 1 kV 50 Hz
Construction (Design)
Markings of wires | Description |
АВВГ | Conductor – aluminum wire Insulation – PVC compound, fireproof Sheath – PVC compound, fireproof |
ВВГ | Conductor – copper wire Insulation – PVC compound, fireproof Sheath – PVC compound, fireproof |
АВБбШв | Conductor – aluminum wire Insulation – PVC compound, fireproof Armor – two galvanized steel tapes Hose – PVC compound, fireproof |
ВБбШв | Conductor – copper wire Insulation – PVC compound, fireproof Armor – two galvanized steel tapes Hose – PVC compound, fireproof |
Specifications
Names of specifications | Values |
Operating voltage kV | 0,66 or 1 |
Number of wires | from 1 to 5 |
Сross-section of main conductors, mm² | from 1,5 to 240 |
cross-section of neutral conductor, mm² | from 1,5 to 120 |
Class of conductors | 1 or 2 |
Length, m: When cross-section 1.5 to 16 mm² When cross-section 25 to 70 mm² When cross-section 95 to 240 mm² |
450 300 200 |
Operating Temperature, °C common industrial use “нг” – low flammability “ng-LS” with low gas emission and smoke when burning |
from -50 to +50 from -30 to +50 from -30 to +50 |
Insulation resistance, MOhm, not less for cross-section 1,5 mm² for cross-section from 2,5 to 6,0 mm² for cross-section 10 mm² and higher |
10 9 7 |
Minimum bending radius at laying, cable diameters | 20 |
Performance in terms of fire safety flame retardant in single laying flame retardant in group laying (нг): in category А F/R in category нг(А) in category нг(В) flame retardant while installing, with low smoke and gas emission |
нг(А F/R) нг(А) нг(В) нг(…)-LS |
Service life of the cable | Not less than 30 years |