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AKVVG Al + Control
Control cables + armoured GOST 1508-78

AKVVG

Control cable with aluminium conductors and PVC insulation

AKVVG is the aluminium version of KVVG. Solid aluminium conductors in PVC insulation for 660 V switchgear. It is used for trunk runs of control circuits where the savings from Al are justified. Designation breakdown: A – Al conductors; the rest is as for KVVG.

Voltage 660 V AC / 1000 V DC
Conductor Aluminium
Cores 4 – 37
Cross-section 2.5 – 10 mm²

AKVVG PRODUCT RANGE

Sizes with actual technical specifications from TCG factory data.

TypeCoresCross-section, mm²IEC equivalentOuter Ø, mmWeight, kg/km
AKVVG 5×2.552.5—16.1316
AKVVG 7×2.572.5—18.5403
AKVVG 10×2.5102.5—20.4527
AKVVG 14×2.5142.5—22.4676
The table lists the 5, 7, 10 and 14-core versions with a 2.5 mm² cross-section, the most common in industrial process control systems. The full series per the TCG catalogue: 4, 5, 7, 10, 14, 19, 27, 37 cores, cross-sections 2.5; 4; 6; 10 mm². The exact product range is available on request.

AKVVG cable description

AKVVG is the aluminium version of KVVG for trunk runs of control circuits. It is used at large power and industrial facilities with extensive wiring, where the savings from using aluminium become significant. Its specifications and applications are identical to KVVG, but because of the higher resistivity of Al the minimum cross-section is limited to 2.5 mm².

Please note: when connecting to Cu terminals, special Al-Cu connectors are required to prevent electrochemical corrosion. For low-current, high-sensitivity circuits, KVVG is the better choice.

Applications

Trunk control circuits in switchgear
Long-distance signalling networks
Facilities with extensive wiring and budget optimisation
Industrial plants with extended automated control systems
Power facilities with large-scale bunched installation

Construction

1

Conductors

Solid aluminium, round. From 4 to 37 cores.

2

Insulation

PVC compound with colour coding to GOST 1508-78.

3

Stranding

The insulated cores are stranded together to form the cable core.

4

Sheath

Black PVC compound.

AKVVG cross-section – aluminium conductors in PVC insulation

Technical specifications

Rated voltage AC 660 V, up to 100 Hz
Rated voltage DC up to 1000 V
Conductor material Aluminium
Conductor class 1 (solid)
Insulation PVC compound
Sheath PVC compound
Number of cores 4, 5, 7, 10, 14, 19, 27, 37
Cross-sections 2.5; 4; 6; 10 mm²
Standard GOST 1508-78

Detailed specifications (conductor resistance, load current) – see the TCG datasheet

Operating conditions

Installation temperature not below -15°C
Operating temperature -50°C … +50°C
Max. conductor t° (continuous) +70°C
Max. conductor t° (short circuit) +160°C
Air humidity up to 98% at +35°C
Min. bending radius 7.5 × Ø (single-core), 10 × Ø (multi-core)
Service life at least 30 years
Warranty 5 years
Climatic category UHL

DOCUMENTS

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