RG7OG7KNR 450/750V 3x25

Multicore cables with tinned copper conductor, HEPR insulation, galvanized steel tapes armour, PVC outer sheath.

Application:

Used in the outside circuits of signaling and security facilities located at both railway lines and at stations.

For fixed installation.

Construction:

• Conductor:  solid, round tinned copper – Cl. 1 (CEI EN 60228) (up to 6 mm²);
• stranded, compacted, round tinned copper – Cl. 2 (CEI EN 60228) (above 6 mm²).
• Insulation: cross-linked HEPR compound - type G7.
• Inner sheath:
• first layer: cross-linked HEPR compound - type G7;
• second layer: cross-linked compound - type Ky.
• Armour: double galvanized steel tape (nominal thickness = 0,2 mm).
• Outer sheath: extruded PVC compound - type Rz. Colour: black.

Core identification:

Two cores:

• brown - black

Three cores:

• brown - blue - black

Four cores:    

• brown - blue - black - black

Eight cores: 

• brown - blue - black (6)

Sixteen cores: 

• brown (2) - blue - black (13)

Functional characteristics:

• Rated voltages U₀/U: 450/750 V
• Max. operating temperature of conductor: 90°C
• Max. short circuit temperature of conductor: 250°C (max 5s)
• Min. installation temperature: 0°C
• Max. tensile strength on the conductor during installation: 50 N/mm²
• Min. bending radius during installation: 14 D_cable