Servo Double Screened Flex 4G70

Benefits

• EMC-compliant installation of power drive systems conforming to EN 61800-3
• High power transmission for large drives
• Low capacitance design enables longer cable connection between frequency converter and motor
• Symmetrical 3+3 Version supports the reduction of damaging bearing currents
• Reduction of flame propagation, density and toxicity of smoke gases in event of fire

Application range

• Connecting cable between frequency converter and motor
• In dry, damp or wet interiors
• Paper industry, automotive industry
• Food production and packaging machinery
• Machine tools

Product features

• Low-capacitance design
• Fire behaviour:
  
  • Flame-retardant (IEC 60332-1-2)
  • Halogen-free (IEC 60754-1)
  • No corrosive gases (IEC 60754-2)
  • Low smoke density (IEC 61034-2)
  • Low toxicity (EN 50305)
• No flame-propagation according to IEC 60332-3-24 respectively IEC 60332-3-25 (Flame spread on vertical cable or wire bundle)
• UV and weather-resistant according to ISO 4892-2

Norm references / Approvals

• Based on VDE 0276, 0250, 0207

Product Make-up

• Fine-wire, bare copper conductor
• Core insulation: XLPE
• Cores twisted concentrically (symmetrically splitted protective conductor of 3+3 version is gusset-filling divided between the power cores)
• Screening: wrapping of laminated aluminium foil in combination with tinned copper braiding
• Outer sheath: Halogen-free special compound, colour black (RAL 9005)

Minimum bending radius

• Occasional flexing: 15 x outer diameter
• Fixed installation: 4 x outer diameter

Nominal voltage

• U0/U: 600/1000 V

Test voltage

• Core/Core: 4 kV
• Core/Screen: 4 kV

Protective conductor

• G = with GN-YE protective conductor
  X = without protective conductor
• Protective conductor of 3+3 version is gusset-filling divided between power cores

Temperature range

• Flexing: -15°C to +90°C
• Fixed installation: -40°C to +90°C

SKU

LAPP-1133509