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MINING & TUNNELING CABLES TEBAOFLEX

(N)TSCGECWÖU – TBM Medium Voltage Cable for Tunnel Boring Machines

(N)TSCGECWÖU – TBM Medium Voltage Cable for Tunnel Boring Machines is a TEBAOFLEX cable for the application and operating conditions identified in the original product record. (N)TSCGECWÖU TBM Cable is a medium voltage reeling power cable designed for tunnel boring machines, underground mining equipment and tunnel construction power supply systems. It combines flexible class 5 tinned copper conductors, EPR insulation, semiconductive field control layers and a red elastomeric outer sheath for demanding mobile operation. The source record places this product in mining & tunneling cables. Send the exact size, length, installation duty and documentation requirements for a technical quotation.

Product information
SKU
(N)TSCGECWÖU - TBM
Brand
TEBAOFLEX
Product overview

(N)TSCGECWÖU – TBM Medium Voltage Cable for Tunnel Boring Machines is a TEBAOFLEX cable for the application and operating conditions identified in the original product record. (N)TSCGECWÖU TBM Cable is a medium voltage reeling power cable designed for tunnel boring machines, underground mining equipment and tunnel construction power supply systems. It combines flexible class 5 tinned copper conductors, EPR insulation, semiconductive field control layers and a red elastomeric outer sheath for demanding mobile operation. The source record places this product in mining & tunneling cables. Before ordering, confirm the exact product variant, conductor or core arrangement, system rating, route conditions, equipment connection and required documentation against the project specification. The requested (N)TSCGECWÖU – TBM Medium Voltage Cable for Tunnel Boring Machines should be evaluated as a complete cable assembly: review its intended equipment, conductor arrangement, installation method, movement duty, environment, terminations, dimensions and required documentation together. The V2 layout keeps the source-listed construction, application, technical and standard information available for a controlled engineering and procurement review. Use the Request Quote section to confirm the exact configuration, route conditions and documentation requirements before production or replacement ordering.

Construction

(N)TSCGECWÖU - TBM Medium Voltage Cable for Tunnel Boring Machines construction

Cable Construction

  1. Conductors: Flexible tinned electrolytic copper conductor, DIN VDE 0295 class 5.
  2. Insulation: 3GI3 type EPR compound for medium voltage operation.
  3. Electrical field control: Inner and outer semiconductive rubber layers.
  4. Control cores: Tinned copper conductors with semiconductive layer.
  5. Protective earth conductor: Tinned copper and textile braiding combined cores laid concentrically around each power core.
  6. Core identification: Main cores in natural color with black semiconductive rubber; control cores in black.
  7. Lay-up: Three main conductors laid up with three control cores in the outer interstices.
  8. Inner sheath: GM1b type EPR compound.
  9. Overall concentric screen: Overall concentric layer of copper wire spinning.
  10. Outer sheath: 5GM5 type elastomer compound, red.

Reference family: TENAX-H and TENAX-HP construction compared

Enquiries for this cable often arrive quoting the TENAX-H and TENAX-HP reference designations. In that reference family the layer sequence differs from a plain screened trailing cable in two ways worth checking against your specification, because both affect the earthing and monitoring interface rather than the current rating.

Reference-family layer arrangement, NTSCGECWOEU and NTSCGECCWOEU
ElementReference-family arrangementWhy it matters on selection
Earth conductorSpiral of tinned copper wires applied over the outer semi-conductive layer of the coresSits on the cores themselves, not as a single overall layer; determines how each phase is earthed.
Monitoring shieldConductive rubberized textile tape together with a spiral of copper and steel wires, applied over the inner sheathA separate element from the earth conductor. The copper-steel mix, rather than plain copper, is what the reference family specifies.
Intermediate sheathGM1b rubber compound of high mechanical strength, between the monitoring shield and the outer sheathAn additional sheath the unarmoured build carries beneath the overall sheath.
ArmourNone on NTSCGECWOEU. NTSCGECCWOEU adds a braided armour of galvanised steel wires below the outer sheath, which also forms an external earthed shieldThe armoured build is a separate designation with two C positions, not a variant of this one.
Supply formMatched lengths, typically 100 m or 200 m, both ends fitted with terminations adapted to the high-voltage connection box entry fittingTerminations are made to the equipment box, so the box type is stated with the order.
Bending radius4 × D static; 7.5 × D for operation-related transport, installation and mobile applicationReference-family figures; compare against the route values tabulated for this product.

This comparison is given so that a reference designation can be matched layer by layer. It does not state that this product and the reference family are equivalent: the construction and dimensional data supplied for this cable are those tabulated in the Construction and Specifications sections above. For the armoured build with the additional galvanised steel wire braid see NTSCGECCWOEU armoured monitored mining cable, and for the separate-earth monitoring construction at 8.7/15 and 12/20 kV see (N)TSCGECECWÖU TBM reeling cable.

Reference note: for enquiries marked TENAX-H or NTSCGECWOEU, TEBAOFLEX manufactures to the (N)TSCGECWÖU designation and the construction shown, and is not affiliated with the trademark holder.

Applications

(N)TSCGECWÖU - TBM Medium Voltage Cable for Tunnel Boring Machines applications

Applications

  • Power supply cable for tunnel boring machines.
  • Medium voltage reeling cable for underground tunnel construction.
  • Mobile power cable for underground mining equipment.
  • Heavy-duty cable systems requiring flame retardance, oil resistance and mechanical flexibility.
  • Project installations where cable diameter, weight, tensile load and bending behavior must be checked before supply.

Selection checks

Confirm the equipment interface, installation method, route length, movement or flexing duty, environmental exposure, conductor or core requirements and project documentation before final selection.

Reference designation cross-reference

This monitored TBM cable is catalogued under two reference names that differ only in whether an armour is present.

Reference designation cross-reference
Reference designationTEBAOFLEX designation and buildRated voltageWhat the reference name marks
TENAX-H / NTSCGECWOEU(N)TSCGECWÖU monitored TBM reeling cable3.6/6 to 18/30 kVThe unarmoured monitored build shown on this page
TENAX-HP / NTSCGECCWOEUNTSCGECCWOEU armoured monitored mining cable3.6/6 to 6/10 kVAdds the tinned steel wire braid armour; see the armoured page

For the counterpart construction see NTSCGECCWOEU armoured monitored mining cable.

For the full list of reference designations and the TEBAOFLEX build each one maps to, see the mining cable designation cross-reference.

Trademark note: TENAX®, TROMMELFLEX®, FELTOFLEX® and SCHRÄM® are trademarks of their respective owners, and TEBAOFLEX is neither affiliated with those companies nor reselling their cable. What we supply is the equivalent construction: we manufacture to the same VDE type designation and published construction, and every designation listed here can be quoted and supplied as a TEBAOFLEX build. The names appear for identification only; the matching construction is made to the standards and construction confirmed for the order.

Specifications

(N)TSCGECWÖU - TBM Medium Voltage Cable for Tunnel Boring Machines specifications

Source-listed technical tables

The tables below retain the original product data, including units, ranges and ordering examples.

Product TypeMedium Voltage Cable for Tunnel Boring Machines
Type Designation(N)TSCGECWÖU - TBM
Rated Voltage3.6/6kV, 6/10kV, 8.7/15kV, 12/20kV, 18/30kV
AC Test Voltage11kV, 17kV, 24kV, 29kV, 43kV according to voltage grade
Max. Operating Voltage AC4.2/7.2kV to 20.8/36kV
Max. Operating Voltage DC5.4/10.8kV to 27/54kV
Working Temperature-40°C to +80°C fixed; -25°C to +80°C mobile
Max. Tensile Load15 N/mm²
Max. Torsion25°/m
TBM Travel SpeedMax. 30 m/min
Minimum Direction Change Distance20 x D
ConstructionBased on DIN VDE 0250-813
General RequirementsDIN VDE 0250-1
Guide to UseDIN VDE 0298-3
Electrical TestsDIN VDE 0472-501, 503, 508
Non-Electrical TestsDIN VDE 0472-401, 402, 602, 303, 615
Fire PerformanceDIN VDE 0472-803, 804; VDE 0482-332-1-2; DIN EN 60332-1-2; IEC 60332-1
Oil ResistanceHD/EN/IEC 60811-2-1; DIN VDE 0473-811-2-1
3.6/6kV3 x 25 + 3 x 16/3E + 3 x 2.5 ST to 3 x 120 + 3 x 70/3E + 3 x 2.5 ST; approx. 42.2-68.0mm OD; 2770-7400kg/km.
6/10kV3 x 25 + 3 x 16/3E + 3 x 2.5 ST to 3 x 120 + 3 x 70/3E + 3 x 2.5 ST; approx. 45.5-69.3mm OD; 2975-7840kg/km.
12/20kV3 x 25 + 3 x 16/3E + 3 x 2.5 ST to 3 x 120 + 3 x 70/3E + 3 x 2.5 ST; approx. 51.1-77.8mm OD; 3600-8740kg/km.
Standards

(N)TSCGECWÖU - TBM Medium Voltage Cable for Tunnel Boring Machines standards and compliance

The following standard references are carried over from the original product record. They identify the source basis and do not replace project-specific certification or inspection requirements.

  • Conductors: Flexible tinned electrolytic copper conductor, DIN VDE 0295 class 5.
  • Construction Based on DIN VDE 0250-813
  • General Requirements DIN VDE 0250-1
  • Guide to Use DIN VDE 0298-3
  • Electrical Tests DIN VDE 0472-501, 503, 508
  • Non-Electrical Tests DIN VDE 0472-401, 402, 602, 303, 615
  • Fire Performance DIN VDE 0472-803, 804; VDE 0482-332-1-2; DIN EN 60332-1-2; IEC 60332-1
  • Oil Resistance HD/EN/IEC 60811-2-1; DIN VDE 0473-811-2-1

Where a project requires a test report, certificate, marking record or inspection release, include that requirement in the quotation request.

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