RUS

Combined cables for video surveillance systems KVK

The KVK cable is intended for transmitting television signals in video surveillance systems with simultaneous connection of power and/or transmission of control signals with a voltage of no more than 250V and a frequency of no more than 400 GHz.
Structure
  1. Single-wire copper inner conductor;
  2. Insulation made of solid polyethylene with regular heat resistance;
  3. Outer conductor in the form of copper wire braiding;
  4. Outer sheath of PVC compound;
  5. Power conductors;
  6. PVC insulation of power conductors;
  7. Cable sheath (PVC compound, polyethylene).
01
Single-wire copper inner conductor
02
Insulation made of solid polyethylene with regular heat resistance
03
Outer conductor in the form of copper wire braiding
04
Outer sheath of PVC compound
05
Power conductors
06
PVC insulation of power conductors
07
Cable sheath (PVC compound, polyethylene)
01
02
03
04
05
06
07
  1. Single-wire copper inner conductor
  2. Insulation made of solid polyethylene with regular heat resistance
  3. Outer conductor in the form of copper wire braiding
  4. Outer sheath of PVC compound
  5. Power conductors
  6. PVC insulation of power conductors
  7. Cable sheath (PVC compound, polyethylene)

Technical characteristics of cable

Cable make-up
RF element
Outer dimensions of cable cross-section, mm Cable weight, kg
Outer sheath material
Diameter of internal conductor, mm Diameter over insulation, mm
КВК-В 2-2х0,5
0,37 2,2 5,4х8,6 53,4 PVC
КВК-В 2-2х0,75 0,37 2,2 5,4х9,0 59,4 PVC
КВК-П 2-2х0,5 0,37 2,2 5,4х8,6 46,4 PE
КВК-П 2-2х0,75 0,37 2,2 5,4х9,0 52,2 PE

  • maximum permissible operating temperature in conditions of fixed installation of cable with PVC compound sheath from -40 °C to +70 °C;
  • maximum permissible operating temperature in conditions of fixed installation of cable with light-stabilized polyethylene sheath from -40 °C to +80 °C;
  • permissible relative humidity at a temperature of +35 °C - 98%.

Electrical parameters of the cable

Parameters Current frequency, Hz
Normal value Length
conversion
factor
1
2
3 4
Electrical resistance of power conductors, adjusted for 1 km length and temperature of 20 °С, Ohm/km, for the conductor cross-section, mm2 (max.):
0,50
0,75
DC 39,6
25,5
L/1000
Electrical resistance of power conductor insulation, adjusted for 1 km length and temperature of 20 °С, MOhm*km (min.) DC 1000 1000/L
Test voltage applied between power conductors for 1 minute, V DC 1000  
ЭElectrical resistance of the internal conductor of the RF element, adjusted to 1 km length and temperature 20 °С, Ohm/km, for a diameter, mm (max.):
0,37
0,45
DC 160
108
L/1000
Electrical resistance of the RF element insulation, adjusted for 1 km length and temperature 20 °С, MOhm*km, (min.) DC 5000 1000/L
Electrical capacitance at a length of 1 km, pF (max.) 800 67  
Attenuation value at a temperature of 20 °C at a length of 1 km, dB, for cables with a diameter over insulation of the RF element, mm:
2
3
2х108
0,42
0,3
 
Attenuation value at a temperature of 20 °C at a length of 1 km, dB, for cables with a diameter over insulation of the RF element, mm:
2
3
3х109 2,0
1,4
 

!!! Ordering details
Example of notation when ordering a cable with a sheath of PVC compound, with RF element diameter of 0.37 mm, diameter over insulation of 2.2 mm and power conductor cross-section of 0.5 mm2.

Cable КВК-В 2-2х0,5

К В К- В
2-
0,5
Power conductor cross-section, mm2
Number of power conductors
Diameter over insulation of the RF element
Sheath material (В-PVC compound, П-polyethylene)
Combined
For video surveillance systems
Cable

Order