Medium Voltage Silane Insulation

  • Wire & Cable
  • Energy
  • MV, HV & EHV

Our insulation technology for medium voltage cables utilizes silane crosslinking technology. You have the flexibility to choose between three types of insulation compounds: Monosil, SioPlas or silane copolymers.

Key figures · EEL 50
Line speed
150 m/min
Product range
Conductor cross section 25 – 630 mm2, up to 20 kV
Compounds
LDPE (Monosil process), silane copolymers, SioPlas compound

EEL 50 Extend

Medium voltage insulation line based on silane technology

Are you looking for an alternative to continuous vulcanization for your medium voltage cable production?

Our EEL 50 Extend silane insulation line offers you

  • Quality medium voltage cable insulation
  • Lower production costs in comparison to the continuous vulcanization process

What you get

Versatile insulation line

  • Ability to choose between Monosil, SioPlas or silane copolymer compounds
  • Ability to also insulate 1 kV cables
  • Leading technology proven worldwide

Performance

Production speeds
240 mm2, 10kV cable, 12.5 m/min, 400 mm2, 10 kV cable, 11 m/min with Monosil process

Typical line composition

  • AVR 10 Two traversing pay-offs 
  • MHE Accumulator 
  • BCA 12 Caterpillar
  • MXC 60-24D Inner semicon extruder with gravimetric dosing
  • MXC 120-30D Insulation extruder with gravimetric dosing
  • MXC 80-24D Outer semicon extruder with gravimetric dosing
  • Plastic material handling system
  • ECH 35/60 MV Triple layer crosshead
  • ECS Cooling line
  • EX-RAY 8000 Diameter and eccentricity gauge
  • MCS Cooling line
  • MCS Cable dryer
  • MHE Accumulator 
  • BLMD 70 Length counter
  • TUT 10 Two traversing take-ups 
  • Autoextrusion 4.1 - Line control
  • Power distribution cabinet

Optional components

  • Welding machine
  • ECH 35/45 Crosshead for low voltage insulation
  • NCL Cooling calculation program

Specifications

Voltage range 6 – 20 kV
Conductor cross section Cu mm2 25 – 630
Conductor cross section Al mm2 25 – 630
Conductor type Round, solid, stranded
Insulation layer thicknesses  
Conductor screen (mm) 0.6 – 1.0 mm
Insulation (mm) 2.4 – 9.0
Insulation screen (mm) 0.6 – 1.0 mm
Max. cable weight (kg/m) 7.0
Max. Cable diameter (mm) 60
Length of typical line (m) 115
Constructive line speed (m/min) 150

Need more details on the Medium Voltage Silane Insulation? Contact your nearest Maillefer representative →