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MSCL provides our customers with a wide range of TEC (Tubing Encased Conductors) design options.  We can provide TEC as a standalone cable or as part of a multi-component flatpack.

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TEC Design Options

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TEC-ONE
COMPONENTCAPABILITIESMSCL STANDARD DESIGN
Conductor Size20AWG to 12 AWG Cooper18 AWG or 16 AWG
Conductor TypeSolid or StrandedSolid or 7 Strand
Conductor CoatingsBare, Tinned, Nickel Plated, Silver PlatedBare or Tinned

RECOMMENDATIONS

  • Industry standards for conductors are 18 AWG, 7 strand and 16 AWG Solid.
  • MSCL recommends tinned copper as it provides better protection from  oxidation at temperatures > 100C.
  • MSCL recommends 2% Nickel Plated conductor for designs rated above 150C.
TEC-TWO
COMPONENTCAPABILITIESMSCL STANDARD DESIGN
InsulationEFTFE, ECTFE, FEP, PFAETFE OR ECTFE OR FEP

RECOMMENDATIONS

  • Industry standards for insulation are ETFE, ECTFE, & FEP
  • MSCL recommends ETFE and ECTFE for service up to 150C as they provide
    excellent mechanical and electrical properties.
  • MSCL recommends FEP for designs rated above 150C
  • MSCL recommends PFA for designs rated above 200C
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COMPONENTCAPABILITIESMSCL STANDARD DESIGN
FillerPolypropylene, FEP, PFAPolypropylene

RECOMMENDATIONS

  • Industry standards for fillers are Polypropylene and FEP
  • MSCL recommends Polypropylene  for designs rated to 150C
  • MSCL recommends FEP for designs rated to 200C
TEC-Four
COMPONENTCAPABILITIESMSCL STANDARD DESIGN
Armor Type316L, Alloy 825, Alloy 625316L or Alloy 825
Armor Diameter0.250"0.250"
Armor Wall0.028", 0.035", 0.049"0.028", 0.035", 0.049"

RECOMMENDATIONS

MSCL recommends Alloy 825 for Sour Well Service
Collapse Pressure Ratings

  • 0.028” Wall = 15,000 psi
  • 0.035” Wall = 25,000 psi
  • 0.049” Wall = 35,000 psi
TEC-Five
COMPONENTCAPABILITIESMSCL STANDARD DESIGN
EncapsulationPolypropylene, TPV, Rilsan 11, PVDF, ETFE, ECTFE, FEP, PFA

Polypropylene, TPV, Rilsan 11, PVDF, ETFE, ECTFE, FEP, PFA

RECOMMENDATIONS

  • Please consult MSCL for the appropriate encapsulation product based on service temperature, pressure, completion fluids, and well environment.
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