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Product

BS EN 50149 Contact Wire BS EN 50149 / IEC 626211.5/3 kV DC · 15/25 kV AC−40…+100 °C

EN 50149 Grooved Cu-ETP / CuAg / CuMg Railway Overhead Traction WireBS EN 50149 / IEC 62621 · 1.5/3 kV DC · 15/25 kV AC · -40 °C to +100 °C industrial EN 50149

EN 50149 Grooved Cu-ETP / CuAg / CuMg Railway Overhead Traction Contact Wire (EN 50149 CONTACT WIRE) engineered to BS EN 50149 / IEC 62621 for 1.5/3 kV DC · 15/25 kV AC service across -40 °C to +100 °C, featuring solid grooved copper / copper-alloy body and

Approved

Outdoor & humid

Ozone, UV & moisture

Nominal area

Order designation: EN 50149 CONTACT WIRE 240 mm²
Outer Ø ≈: 21.8 mm
Total weight ≈: 885 kg/km
Rated tensile ≈: 84.5 kN
Stranding: 26/3.44 + 7/2.68

All sizes (10)

Request a quote Datasheet WhatsApp info@tebaoflex.com

Engineering reply in 2 business hoursCut-to-length export drumsEN 10204 3.1 certificate per drum

Rated voltage: 1.5/3 kV DC
Operating temp.: −40…+100 °C
Min. bend radius: 25 × OD
Conductor: Solid grooved
Outer layer: Twin clamping
Standard: BS EN 50149

Typical values for this cable type, based on BS EN 50149 / IEC 62621 — confirmed in the datasheet and quotation for your order.

Application fit

Is EN 50149 Contact Wire right for your machine?

Fixed installation

Suitable

Engineered and verified for fixed service in accordance with BS EN 50149 / IEC 62621.

Switchgear & control cabinet wiring

Suitable

Suitable for switchgear, control panels and equipment terminations within 25 × OD bend radius.

TBM gantry & advancing tunnel reel

With conditions

Use mechanical conduit or armoured protection where exposed to rock fall or crushing loads.

Motorised monospiral reel

Not suitable

Not designed for high-speed monospiral crane reeling; select a dedicated reeling cable.

NSHTOU Reeling Cable

Typical machinesRailway & Transit25 kV AC & 1.5/3 kV DC Railway Overhead CatenaryMainline High-Speed & Urban Metro TransitTrackside Signalling & Traction SubstationsRailway Rolling Stock & Infrastructure

Construction

Layer by layer

Shown: EN 50149 CONTACT WIRE (BS EN 50149 / IEC 62621) with solid grooved copper / copper-alloy body, twin clamping grooves & pantograph contact surface and twin clamping grooves & pantograph contact surface (2-layer construction).

Schematic, not to scale — generated from the layer data

#	Layer	Material & reference
1	Solid grooved copper / copper-alloy body	Cold-drawn electrolytic copper (Cu-ETP) or silver/magnesium alloy (CuAg0.1 / CuMg0.5)BS EN 50149 / IEC 62621
2	Twin clamping grooves & pantograph contact surface	EN 50149 Ri / RiS / RiM profile with precision dropper clamping grooves and contact arcBS EN 50149 / IEC 62621

EN 50149 CONTACT WIRE — Standard Execution

Built to BS EN 50149 / IEC 62621 with solid grooved copper / copper-alloy body and twin clamping grooves &

EN 50149 CONTACT WIRE — Custom Cross-Sections

Full range of metric mm² and AWG/kcmil conductor sizes per BS EN 50149 / IEC 62621

EN 50149 CONTACT WIRE — Export Drum Supply

Supplied with EN 10204 3.1 routine dielectric & conductor resistance test certificate

Technical data

Ratings & operating limits

Typical values: Typical values for this cable type, based on BS EN 50149 / IEC 62621. Values for your order are confirmed in the datasheet and quotation.

Electrical

Rated voltage / duty: 1.5/3 kV DC · 15/25 kV AC (BS EN 50149 / IEC 62621)
Conductor construction: Solid grooved copper / copper-alloy body — Cold-drawn electrolytic copper (Cu-ETP) or silver/magnesium alloy (CuAg0.1 / CuMg0.5)
Primary insulation / dielectric: Twin clamping grooves & pantograph contact surface — EN 50149 Ri / RiS / RiM profile with precision dropper clamping grooves and contact arc

Thermal

Continuous operating temperature: −40…+100 °C per BS EN 50149 / IEC 62621
Short-circuit / peak thermal limit: +160 °C to +250 °C (5 s adiabatic limit depending on dielectric class)
Minimum installation temperature: −5 °C (thermoplastic) / −25 °C (cross-linked or elastomer) / −40 °C (metallic)

Mechanical

Outer protection / covering: Twin clamping grooves & pantograph contact surface — EN 50149 Ri / RiS / RiM profile with precision dropper clamping grooves and contact arc
Minimum bending radius: 25 × OD (installed / static routing)
Layer count & geometry: 2 concentric/structural layers verified by cross-section inspection

Resistance

Environmental & chemical durability: Engineered for industrial service in accordance with BS EN 50149 / IEC 62621
RoHS & REACH compliance: RoHS 2 (2011/65/EU + 2015/863) & REACH SVHC compliant

Reference standards

Governing product standard: BS EN 50149 / IEC 62621
Quality management & inspection: ISO 9001:2015 & EN 10204 3.1 factory routine inspection

Identification

Model designation: EN 50149 CONTACT WIRE
Customs tariff (HS): 8544.49 / 8544.60 / 7614.10

Sizes

10 standard EN 50149 CONTACT WIRE overhead conductor sizes

Manufactured to BS EN 50149 / IEC 62621 in standard cross-sections from 50 mm² to 630 mm² (and North American AWG/kcmil code words).

Dimensions, stranding, breaking load & weights
Order designation	Nominal area	Stranding	Outer Ø ≈ mm	Weight ≈ kg/km	Rated tensile kN ≈	Min. sheave R mm
EN 50149 CONTACT WIRE Standard Transmission & Distribution Schedule (−40…+100 °C)
EN 50149 CONTACT WIRE 50 mm²	50 mm²	7/3.00 mm	9.0	138	14.5	180
EN 50149 CONTACT WIRE 95 mm²	95 mm²	19/2.52 mm	12.6	262	28.2	252
EN 50149 CONTACT WIRE 120 mm²	120 mm²	19/2.85 mm	14.3	334	36.4	286
EN 50149 CONTACT WIRE 150 mm²	150 mm²	26/2.70 + 7/2.10	17.1	546	53.8	342
EN 50149 CONTACT WIRE 185 mm²	185 mm²	26/3.00 + 7/2.33	19.0	674	65.2	380
EN 50149 CONTACT WIRE 240 mm²	240 mm²	26/3.44 + 7/2.68	21.8	885	84.5	436
EN 50149 CONTACT WIRE 300 mm²	300 mm²	26/3.86 + 7/3.00	24.5	1,110	104.2	490
EN 50149 CONTACT WIRE 400 mm²	400 mm²	54/3.08 + 7/3.08	27.7	1,432	126.0	554
EN 50149 CONTACT WIRE 500 mm²	500 mm²	54/3.44 + 7/3.44	31.0	1,790	156.5	620
EN 50149 CONTACT WIRE 630 mm²	630 mm²	54/3.86 + 19/2.32	34.8	2,245	194.0	696

Typical values for this cable type; dimensions and weights for your order are confirmed in the quotation.
Custom kcmil/code-word sizes, grease-filled corrosion protection and non-specular surface finishes available per BS EN 50149 / IEC 62621.

DC resistance & continuous current ratings
Nominal area	Max. DC R₂₀ Ω/km	Continuous current A ≈	Operating temp.
50 mm²	0.578	210	−40…+100 °C
95 mm²	0.304	320	−40…+100 °C
150 mm²	0.192	435	−40…+100 °C
240 mm²	0.119	590	−40…+100 °C
400 mm²	0.072	820	−40…+100 °C
630 mm²	0.046	1,080	−40…+100 °C

Ampacity calculated per IEEE 738 (0.6 m/s wind, 40 °C ambient, 0.5 solar absorptivity / emissivity).

Quality & approvals

Testing & inspection

Routine tests on every production length, sample and type tests per batch — documented on an EN 10204 3.1 inspection certificate.

ConductorClass 5 stranding
Spark test100 % in-line
Lay-upCores, earth, fillers
SheathingInner, braid / screen, outer
Electrical testsAC voltage, resistance
DimensionsOD, wall thickness
Inspection documents & dispatchDrum & dispatch

Testing & inspection	Test value / reference	Frequency
Routine tests
Conductor DC resistance & dimensional verification (BS EN 50149 / IEC 62621)	DC resistance at 20 °C and geometry within BS EN 50149 / IEC 62621 class limits	Every manufactured drum / spool
Routine dielectric / spark / structural integrity test (BS EN 50149 / IEC 62621)	Zero breakdown or structural defect over full production length	Every manufactured drum / spool
Sample tests
Thermal aging, mechanical & material qualification (BS EN 50149 / IEC 62621)	Full compliance with BS EN 50149 / IEC 62621 across −40…+100 °C	Type qualification & periodic sample audit

Inspection certificate

Issued with every drum, listing the routine test results for that length.

Product approvals

BS EN 50149 CompliantEN 10204 3.1 Routine Test CertificateCE, RoHS 2 (2011/65/EU) & REACH

Company certificates

ISO 9001ISO 14001ISO 45001VDE marks approvalUL / cULCE · LVD / EMC

Marking & supply

Ordering & delivery

Sheath marking

TEBAOFLEX EN 50149 CONTACT WIRE <size> BS EN 50149 1.5/3 kV DC · 15/25 kV AC CE

Delivery form: Non-returnable fumigated wooden drums or precision DIN spools
Standard lengths: 500 m · 1000 m · 2000 m drums (custom cut lengths on request)
MOQ: 500 m (stock sizes) · 1000 m (custom production)
Lead time: 2–4 weeks ex-works
Incoterms: EXW, FCA, FOB, CIF, DAP

Technical documents

Downloads

PDFEN 50149 Grooved Cu-ETP / CuAg / CuMg Railway Overhead Traction – technical datasheet10 sizes · construction, technical data, approvals XLSXEN 50149 CONTACT WIRE spec data (Excel)All 10 sizes with dimensions and data, for your BOM or quotation

Revision: 2026-10-21
Updated: 2026-10-21

FAQ

Questions engineers ask first

Not covered here? Send your drawing — an engineer replies within 2 business hours.

What governing standard and construction define EN 50149 CONTACT WIRE (EN 50149 Grooved Cu-ETP / CuAg / CuMg Railway Overhead Traction Contact Wire)?

EN 50149 CONTACT WIRE (EN 50149 Grooved Cu-ETP / CuAg / CuMg Railway Overhead Traction Contact Wire) is manufactured in accordance with BS EN 50149 / IEC 62621 for 1.5/3 kV DC · 15/25 kV AC service over -40 °C to +100 °C. Its 2-layer construction comprises solid grooved copper / copper-alloy body, twin clamping grooves & pantograph contact surface.

What is the minimum bending radius and installation temperature for EN 50149 CONTACT WIRE?

The minimum installed bending radius for EN 50149 CONTACT WIRE is 25 × OD across its continuous operating temperature range of -40 °C to +100 °C, ensuring mechanical and dielectric stability without conductor or insulation strain.

How are the concentric layers of EN 50149 CONTACT WIRE arranged from inside to outside?

From inside to outside, the construction sequence is: (01) Solid grooved copper / copper-alloy body (Cold-drawn electrolytic copper (Cu-ETP) or silver/magnesium alloy (CuAg0.1 / CuMg0.5)); (02) Twin clamping grooves & pantograph contact surface (EN 50149 Ri / RiS / RiM profile with precision dropper clamping grooves and contact arc).

What factory test certificates are supplied with EN 50149 CONTACT WIRE?

Every production drum or spool of EN 50149 CONTACT WIRE undergoes routine conductor DC resistance, dimensional and dielectric/integrity testing per BS EN 50149 / IEC 62621, and is delivered with an EN 10204 3.1 factory test certificate.

Request a quote

Get an engineering quote for EN 50149 Contact Wire

Your selection and application details are copied into the enquiry form below.

01Selected sizes

Use + Add next to a size or configuration.

02Reel & motion

Add your operating conditions here to include them in your enquiry.

Reel typeDrum core diameter (mm)Cable length on drum (m)Travel speed (m/min)Max. accelerationCycles per hourLength and quantityAmbient temperatureExposure (outdoor, water, oil, abrasion)Destination countryEquipment and operating conditions

03Message for our engineers

EN 50149 Grooved Cu-ETP / CuAg / CuMg Railway Overhead Traction Wire

Selected sizes:


Reel & motion:
- Reel type: 
- Drum core diameter (mm): 
- Cable length on drum (m): 
- Travel speed (m/min): 
- Max. acceleration: 
- Cycles per hour: 
- Length and quantity: 
- Ambient temperature: 
- Exposure (outdoor, water, oil, abrasion): 
- Destination country: 
- Equipment and operating conditions:

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