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fire resistant PVC insulated PVC sheathed control cable

The application is suitable for connection of control signal protection and measurement systems with rated voltage 450/750V or below or 0.6/1kV or below. Compared with KVV the refractory mica tape is wrapped on the conductor which has good refrac

fire resistant PVC insulated PVC sheathed control cable

PRODUCT DETAILS

Application

Rated voltage 450 / 750V and less or 0.6 / 1kV and control, signal, protection and connection of the measurement systems.
Compared to KVV, mica tape wrapped on the conductor, it has good fire resistance.

Structure

Conductor: oxygen-free copper
Refractory: mica tape
insulation: PVC insulated
sheath: PVC sheath

Standard:

GB / T9330-2008

using characteristic

Rated voltage: 450 / 750V
cable Working temperature not higher than 70 ℃.
Short (the longest duration of no more than 5s) of the conductor temperature does not exceed 160 ℃.
Cabling ambient temperature should not be below 0 ℃, or need preheated.

Installation bending radius

a) non-armored cable layer shall be not less than 6 times the cable diameter;
B) with armor or copper screened cable, not less than 12 times the cable diameter;
C) with a shield layer flexible cable, not less than 6 times the cable diameter.

Specifications

Core Number*Section
mm²
Conductor structure Insulation thickness mm  Sheath Thickness mm Reference Diameter mm Maximum Resistance of Copper Conductor at 20℃
Ω/km
Minimum Insulation Resistance at 70 C
Ω/km
Class Number/Diameter
No/mm
Copper core Tinned copper
2 × 1 1 1 / 1.13 0.6 / 0.8 1.2 / 1.8 8.4 18.2 18.1 0.011
  2 7 / 0.43 0.6 / 0.8 1.2 / 1.8 8.8 18.2 18.1 0.013
2 × 1.5 1 1 / 1.38 0.7 / 0.8 1.2 / 1.8 9.4 12.2 12.1 0.011
  2 7 / 0.52 0.7 / 0.8 1.2 / 1.8 10 12.2 12.1 0.01
2 × 2.5 1 1 / 1.78 0.7 / 0.8 1.2 / 1.8 10.5 7.56 7.41 0.01
  2 7 / 0.68 0.7 / 0.8 1.2 / 1.8 11.5 7.56 7.41 0.009
2 × 4 1 1 / 2.25 0.8 / 1 1.2 / 1.8 11.5 4.7 4.61 0.085
  2 7 / 0.85 0.8 / 1 1.2 / 1.8 12.5 4.7 4.61 0.0077
2 × 6 1 1 / 2.76 0.8 / 1 1.2 / 1.8 12.5 3.11 3.08 0.007
  2 7 / 1.04 0.8 / 1 1.2 / 1.8 14 3.11 3.08 0.0065

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