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Product

wind turbine drip-loop, tray & pitch control cable EN 50525 / VDE 0285300/500 V (-40 to +70 °C)Grey Cold-Flexible PVC Outer Sheath

300/500 V TI2 Cold-Flexible PVC (±150°/m at -35 °C) Multi-Core Wind Turbine Torsion Control CableEN 50525 / VDE 0285 — 300/500 V — -40 to +70 °C Wind Turbine Cable

300/500 V TI2 Cold-Flexible PVC (±150°/m at -35 °C) Multi-Core Wind Turbine Torsion Control Cable (EN 50525 / VDE 0285) engineered for 300/500 V wind turbine service across -40 to +70 °C (min. bend radius 6 × OD).

Anti-torsion braid

Flame-retardant

Oil-resistant

Approved

Configuration

Order designation: 300/500 V Cold-Flex PV 7G1.5 mm²
Outer Ø ≈: 11.4 mm
Net weight ≈: 215 kg/km
Max. pulling ≈: 2.4 kN
Core / stranding: IEC 60228 Class 5/6 / Class K Cu

All sizes (3)

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: 300/500 V
Operating temp.: −40…+70 °C
Min. bend radius: 6 × OD
Core / conductor: Class 5 Flexible
Outer protection: Grey Cold-Flexib
Standard: EN 50525 / VDE 0

Typical values for this cable type, based on EN 50525 & DIN VDE 0285 TI2 Cold-Flexible PVC (±150°/m) Wind Control Specification — confirmed in the datasheet and quotation for your order.

Application fit

Is 300/500 V Cold-Flex PVC Torsion right for your machine?

Free-hanging vertical run

Suitable

Class 5, Class 6 and Class K extra-flexible copper cores withstand continuous ±150°/m drip-loop and ±450°/0.5m pitch torsion down to −40/−

Fixed installation

Suitable

UL 2277 WTTC 1,000 V / UL 1277 TC-ER 600 V and IEC 0.6/1 kV ratings allow open tray and Exposed Run routing across the nacelle and tower.

Switchgear & control cabinet wiring

Suitable

Number-coded cores and 85% tinned copper braid / foil+braid shields terminate neatly into pitch servo boxes, slip-rings and PLC cabinets.

Energy chain / drag chain

Suitable

PUR-sheathed Class 6 pitch & slip-ring cables (RT 113/123, RT 114/116) handle combined rotary hub motion and bending.

Vertical / spreader reel

Not suitable

Wind turbine control and tray cable is not engineered for deepwater vertical oceanographic lift winches.

Use A304739 BOP MUX Umbilical

Typical machinesRenewable Energy & EV ChargingWind Turbine Rotor Hub Pitch Control & Slip-RingsNacelle-to-Tower Multi-Core Drip-Loop Control BundlesUL 2277 WTTC / TC-ER Nacelle & Tower Cable TraysBlade De-Icing, Trace Heating & Aviation Obstruction Lights

Construction

Layer by layer

Shown: 300/500 V Cold-Flex PVC Torsion (EN 50525 & DIN VDE 0285 TI2 Cold-Flexible PVC (±150°/m) Wind Control Specification) featuring class 5 flexible bare copper (2-41 cores), ti2 cold-flexible pvc numbered insulation and grey cold-flexible pvc outer sheath (±150°/m) (3-layer construction).

Schematic, not to scale — generated from the layer data

#	Layer	Material & reference
1	Class 5 Flexible Bare Copper (2-41 Cores	Finely stranded plain copper conductors (0.75–25 mm²)
2	TI2 Cold-Flexible PVC Numbered Insulatio	Special low-temperature PVC core insulation with Green/Yellow PE
3	Grey Cold-Flexible PVC Outer Sheath (±15	Rated for -35 °C dynamic torsion and -40 °C static installation

300/500 V Cold-Flex PVC Torsion — Standard Wind Turbine Execution

Built to EN 50525 & DIN VDE 0285 TI2 Cold-Flexible PVC (±150°/m) Wind Control Specification with class 5 flexible bare copper (2-41 cores) and grey cold-flexible pvc outer sheath (±150°/m)

300/500 V Cold-Flex PVC Torsion — Pre-Cut Tower / Drip-Loop Kit

Available on bulk export reels or pre-cut to turbine tower section and nacelle drip-loop lengths

300/500 V Cold-Flex PVC Torsion — Cold Torsion & Routine Certified

Supplied with EN 10204 3.1 routine dielectric, conductor DC resistance & cold-torsion qualification report

Technical data

Ratings & operating limits

Typical values: Typical values for this cable type, based on EN 50525 & DIN VDE 0285 TI2 Cold-Flexible PVC (±150°/m) Wind Control Specification. Values for your order are confirmed in the datasheet and quotation.

Electrical

Rated voltage / operating system: 300/500 V (EN 50525 & DIN VDE 0285 TI2 Cold-Flexible PVC (±150°/m) Wind Control Specification)
Core / conductor construction: Class 5 Flexible Bare Copper (2-41 Cores) — Finely stranded plain copper conductors (0.75–25 mm²)
Primary dielectric / insulation: TI2 Cold-Flexible PVC Numbered Insulation — Special low-temperature PVC core insulation with Green/Yellow PE

Thermal

Continuous operating temperature: −40…+70 °C (wind turbine nacelle, hub & tower duty)
Low-temperature torsion & cold bend: Verified cold-flex and torsion endurance across −40…+70 °C per EN 50525 & DIN VDE 0285 TI2 Cold-Flexible PVC (±150°/m) Wind Control Specification
Storage & transport temperature: −40…+80 °C on export wooden/steel cable drum

Mechanical

Outer jacket / sheath protection: Grey Cold-Flexible PVC Outer Sheath (±150°/m) — Rated for -35 °C dynamic torsion and -40 °C static installation
Minimum bending radius: 6 × OD
Intermediate screen / separator / core layer: TI2 Cold-Flexible PVC Numbered Insulation — Special low-temperature PVC core insulation with Green/Yellow PE

Resistance

Oil, grease, ozone & UV resistance: Resistant to wind turbine gearbox oil, hydraulic fluid, ozone and UV weathering per EN 50525 & DIN VDE 0285 TI2 Cold-Flexible PVC (±150°/m) Wind Control Specification
Flame retardancy & smoke/halogen emission: Flame-retardant and environmental performance verified per EN 50525 & DIN VDE 0285 TI2 Cold-Flexible PVC (±150°/m) Wind Control Specification
RoHS & REACH compliance: RoHS 2 (2011/65/EU + 2015/863) & REACH SVHC compliant

Reference standards

Governing standard: EN 50525 & DIN VDE 0285 TI2 Cold-Flexible PVC (±150°/m) Wind Control Specification
Conductor & flame/test standards: IEC 60228 / IEC 60332-1-2 & -3 / UL 2277 WTTC / EN 10204
Quality management & inspection: ISO 9001:2015 & EN 10204 3.1 factory routine inspection

Identification

Model designation: 300/500 V Cold-Flex PVC Torsion
Sheath colour & metre marking: Continuous metre-marked grey outer finish (Grey Cold-Flexib)
Customs tariff (HS): 8544.49 / 8544.60

Sizes

3 standard 300/500 V Cold-Flex PVC Torsion wind turbine configurations

Manufactured to EN 50525 & DIN VDE 0285 TI2 Cold-Flexible PVC (±150°/m) Wind Control Specification for wind turbine yaw drip-loop, pitch control, tower power and converter applications.

Dimensions, tensile load & weights
Order designation	Configuration	Core / stranding	Outer Ø ≈ mm	Net weight ≈ kg/km	Max. pulling kN ≈	Min. bend R mm
300/500 V Cold-Flex PVC Torsion Construction Schedule (−40…+70 °C)
300/500 V Cold-Flex PV 7G1.5 mm²	7G1.5 mm² (or 7C × 16 AWG)	IEC 60228 Class 5/6 / Class K Cu	11.4	215	2.4	70
300/500 V Cold-Flex PV 12G1.5 mm²	12G1.5 mm² (or 12C × 16 AWG)	IEC 60228 Class 5/6 / Class K Cu	14.8	345	4.1	90
300/500 V Cold-Flex PV 18G2.5 mm²	18G2.5 mm² (or 18C × 14 AWG)	IEC 60228 Class 5/6 / Class K Cu	19.6	680	9.8	120

Typical values for this cable type; dimensions and weights for your order are confirmed in the quotation.
Custom conductor cross-sections, core counts, pre-lugged tower kits and drum lengths available per EN 50525 & DIN VDE 0285 TI2 Cold-Flexible PVC (±150°/m) Wind Control Specification.

Electrical & thermal parameters
Configuration	Max. DC R₂₀ Ω/km	Rating / Impedance	Operating temp.
7G1.5 mm² (or 7C × 16 AWG)	13.30	300/500 V (18 A)	−40…+70 °C
12G1.5 mm² (or 12C × 16 AWG)	13.30	300/500 V (16 A)	−40…+70 °C
18G2.5 mm² (or 18C × 14 AWG)	7.98	300/500 V (24 A)	−40…+70 °C

Every production length undergoes routine conductor DC resistance, AC high-voltage spark/dielectric and dimensional verification.

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 (EN 50525 & DIN VDE 0285 TI2 Cold-Flexible PVC (±150°/m) Wind Control Specification)	DC resistance at 20 °C and insulation/sheath wall thickness within EN 50525 & DIN VDE 0285 TI2 Cold-Flexible PVC (±150°/m) Wind Control Specification limits	Every manufactured drum length
AC high-voltage dielectric & insulation resistance test (EN 50525 & DIN VDE 0285 TI2 Cold-Flexible PVC (±150°/m) Wind Control Specification)	Zero dielectric breakdown and verified insulation resistance for 300/500 V rating	Every manufactured drum length
Sample tests
Low-temperature drip-loop torsion, oil & flame qualification (EN 50525 & DIN VDE 0285 TI2 Cold-Flexible PVC (±150°/m) Wind Control Specification)	Verified cold torsion cycle endurance, oil resistance and flame retardancy across −40…+70 °C	Type qualification & periodic lot audit

Inspection certificate

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

Product approvals

EN 50525 / VDE 0285 CompliantEN 10204 3.1 Factory 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 300/500 V Cold-Flex PVC Torsion EN 50525 / VDE 0285 300/500 V CE

Delivery form: Heavy-duty export fumigated wooden drums, steel reels or pre-cut wind turbine tower & drip-loop kits
Standard lengths: 500 m, 1,000 m or custom cut-to-length nacelle drip-loop and tower section sets
MOQ: 100 m (standard configurations) · 300 m (custom wind builds)
Lead time: 2–4 weeks ex-works
Incoterms: EXW, FCA, FOB, CIF, DAP

Technical documents

Downloads

PDF300/500 V TI2 Cold-Flexible PVC (±150°/m at -35 °C) Multi-Core Wind Turbine Torsion Control Cable – technical datasheet3 configurations · 3-layer construction, technical data, approvals XLSX300/500 V Cold-Flex PVC Torsion spec data (Excel)All 3 configurations with dimensions and ratings, for your BOM or quotation

Revision: 2026-10-27
Updated: 2026-10-27

FAQ

Questions engineers ask first

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

What governing standard and construction define 300/500 V Cold-Flex PVC Torsion (300/500 V TI2 Cold-Flexible PVC (±150°/m at -35 °C) Multi-Core Wind Turbine Torsion Control Cable)?

300/500 V Cold-Flex PVC Torsion (300/500 V TI2 Cold-Flexible PVC (±150°/m at -35 °C) Multi-Core Wind Turbine Torsion Control Cable) is manufactured in accordance with EN 50525 & DIN VDE 0285 TI2 Cold-Flexible PVC (±150°/m) Wind Control Specification for 300/500 V wind turbine service over -40 to +70 °C. Its 3-layer construction comprises class 5 flexible bare copper (2-41 cores), ti2 cold-flexible pvc numbered insulation and grey cold-flexible pvc outer sheath (±150°/m).

What is the minimum bending radius and operating temperature range for 300/500 V Cold-Flex PVC Torsion?

The minimum bending radius for 300/500 V Cold-Flex PVC Torsion is 6 × OD across its continuous operating temperature range of -40 to +70 °C, ensuring mechanical torsion resistance and dielectric reliability in wind turbine nacelles, hubs and towers.

How are the concentric layers of 300/500 V Cold-Flex PVC Torsion arranged from inside to outside?

From inside to outside, the construction sequence is: (01) Class 5 Flexible Bare Copper (2-41 Cores) — Finely stranded plain copper conductors (0.75–25 mm²); (02) TI2 Cold-Flexible PVC Numbered Insulation — Special low-temperature PVC core insulation with Green/Yellow PE; (03) Grey Cold-Flexible PVC Outer Sheath (±150°/m) — Rated for -35 °C dynamic torsion and -40 °C static installation.

What factory test certificates are supplied with 300/500 V Cold-Flex PVC Torsion?

Every production drum of 300/500 V Cold-Flex PVC Torsion undergoes routine conductor DC resistance, AC high-voltage dielectric and dimensional testing per EN 50525 & DIN VDE 0285 TI2 Cold-Flexible PVC (±150°/m) Wind Control Specification, and is delivered with an EN 10204 3.1 factory test certificate.

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01Selected sizes

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02Reel & motion

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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

300/500 V Cold-Flex PVC Torsion 300/500 V TI2 Cold-Flexible PVC (±150°/m at -35 °C) Multi-Core Wind Turbine Torsion Control Cable

Selected sizes:


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