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- Power cables with plastic insulation with a rated voltage of up to 3 and 6 kilovolts
- VVGNG (A) -LS, AVVGNG (A) -LS, VVGGNG (A) -LS, AVVGGNG (A) -LS, VBVNG (A) -LS, AVBVNG (A) -LS, VBVGNG (A) -LS, AVBVGNG (A) –LS
VVGNG (A) -LS, AVVGNG (A) -LS, VVGGNG (A) -LS, AVVGGNG (A) -LS, VBVNG (A) -LS, AVBVNG (A) -LS, VBVGNG (A) -LS, AVBVGNG (A) –LS
Applying area and purpose
Cables are designed for transmission and distribution of electricity in stationary installations for a rated alternating voltage of 6 kV with a nominal frequency of 50 Hz for networks with a grounded and insulated neutral.
Climatic modification of UHL placement category 1 and 5 according to NATIONAL QUALITY STANDARD 15150, including laying in the soil.
Fire hazard class of cables according to NATIONAL QUALITY STANDARD 31565 P1b.8.2.2.2.
Technical data
Rated voltage, kV | 6 | |
Ambient temperature during cable use | from -50 to +50 | |
Minimum bending radius cable diameters |
For multi-core | 12 |
For single core and flat | 15 | |
When mounting using a special template | 7,5 | |
Cables are laid at a temperature (without preheating), ° С, not lower | -15 |
Conductive core
Copper or aluminum, single-wire or multi-wire, round or sector shape, 1 or 2 classes according to NATIONAL QUALITY STANDARD 22483.
Insulation
Made of PVC compound of reduced fire hazard (color cores).
Twisting
The isolated conductors of multicore cables are twisted into a core.
Inner shell
Made by extruding from PVC compound of reduced fire hazard or finely filled unvulcanized rubber with filling the outer gaps between the insulated cores. It is allowed to fill the outer spaces between the round insulated conductors with bundles of superimposed fastening tapes and the extruded inner sheath, wrapping with tapes made of polymer material is allowed.
From tape or tapes of conductive paper or conductive synthetic tape or tapes of a non-woven electrically conductive fabric. In sealed cables - a layer of electrically conductive water blocking tape.
Screen
From copper wires and spirally imposed copper tape. Overlay of the screen from copper tapes is allowed.
Separation layer
From polymer tape or nonwoven fabric tapes. In sealed cables - a layer of water blocking tapes.
Armor Pillow
From PVC compound of reduced fire hazard.
Armor
Superimposed spirally from two galvanized steel tapes.
Outer shell
From PVC compound of reduced fire hazard.