Tubing Encapsulated Conductor

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Tubing Encapsulated Conductor (TEC) is used to supply power downhole to the gauge and transfer the digital data uphole. The copper conductor is double insulated and the protected by a 6.35mm OD stainless steel tube with a wall thickness of 0.71mm. A coating of 11mm x 11mm Polypropylene is used to add additional protect the tube wire.

TEC Cable Specifications
Outside Diameter 6.35mm (0.25in)
Wall Thickness 0.71mm (0.028in)
Conductor Accuracy #16 AWG Copper
Insulation FEP and Polypropylene
Tube Material 316L Stainless Steel
Encapsulation 11mm Square Polypropylene
External Collapse Pressure 30,000 psi
Cable Weight 220 kg/km
Temperature Rating 150°C
DC Resistance at 20°C 13.45 ohms/km
Voltage Rating 1000 V DC
Capacitance 90 pf/m
Isolation Resistance 3500 megohms-km min

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