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Product

submarine aquaculture, shore power & shipboard power cable IEC 60502-2 / HD 62012/20 (24) kV (-20 to +90 °C)Double Torque-Balanced Steel Wire Ar

TERE 24kV Submarine Aquaculture Power Optic CableIEC 60502-2 / HD 620 — 12/20 (24) kV — -20 to +90 °C Subsea & Marine Cable

TERE 24kV Submarine Aquaculture Power Optic Cable featuring single-mode / multi-mode optical unit and double torque-balanced steel wire armour (IEC 60502-2 / HD 620, 12/20 (24) kV, -20 to +90 °C, min. bend radius 15 × OD).

Water-resistant

Ozone, UV & moisture

Outdoor & humid

Approved

Configuration

Order designation: TERE 24kV Submarine Aquaculture 3×6 + 4×SM + 2TP
Outer Ø ≈: 20.8 mm
Net weight ≈: 1,280 kg/km
Max. pulling ≈: 115.0 kN
Core / stranding: SnCu + Gel Tube + Contra-Helical GSWA

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: 12/20 (24) kV
Operating temp.: −20…+90 °C
Min. bend radius: 15 × OD
Core / conductor: Single-Mode / Mu
Outer protection: Double Torque-Ba
Standard: IEC 60502-2 / HD

Typical values for this cable type, based on IEC 60502-2 & HD 620 TERE 24 kV Submarine Aquaculture Power-Optic Standard — confirmed in the datasheet and quotation for your order.

Application fit

Is TERE 24kV Submarine Aquaculture right for your machine?

Immersion & wet locations

Suitable

Submarine armoured PE/PP builds and AD8 submersible jackets withstand seabed burial, wave catenaries and continuous seawater immersion.

Fixed installation

Suitable

IEC 60502-1/-2 and IEC 60092-353 constructions install across shore landings, inter-cage subsea grids and shipboard cable trays.

Offshore platform & shipboard deck trays

Suitable

Resistant to seawater, diesel oil, UV weathering and mechanical impact on floating aquaculture collars and port quaysides.

Free-hanging vertical run

Suitable

Dynamic aquaculture catenary and flexible shore-power builds absorb tidal rise, vessel heave and pontoon motion.

Energy chain / drag chain

Not suitable

Submarine armoured feeders and shipboard power cables are not designed for high-cycle automated drag chains.

Use FD 855 P Drag-Chain Cable

Typical machinesUnderwater & Ocean ExplorationSubmarine Electro-Optical Marine Ranch & Island GridsNEK 400-8-820 / NS 9415 Floating Fish Farm Power DistributionAquaculture Workboats, Live-Fish Carriers & Offshore VesselsPort Marina & Fishing Harbour Shore Power Connections

Construction

Layer by layer

Shown: TERE 24kV Submarine Aquaculture (IEC 60502-2 & HD 620 TERE 24 kV Submarine Aquaculture Power-Optic Standard) featuring single-mode / multi-mode optical unit, power & control copper conductors and double torque-balanced steel wire armour (3-layer construction).

TERE 24kV Submarine Aquaculture — stepped horizontal cutaway showing Single-Mode / Multi-Mode Optical Unit and Double — Layer cutaway

#	Layer	Material & reference
1	Single-Mode / Multi-Mode Optical Unit	Hermetic stainless-steel tube / tight-buffered optical unit
2	Power & Control Copper Conductors	Stranded copper conductors with Cross-linked polyethylene (XLPE) insulation
3	Double Torque-Balanced Steel Wire Armour	Contra-helical high-tensile galvanized steel wire armour

TERE 24kV Submarine Aquaculture — Standard Subsea & Marine Execution

Built to IEC 60502-2 & HD 620 TERE 24 kV Submarine Aquaculture Power-Optic Standard with single-mode / multi-mode optical unit and double torque-balanced steel wire armour

TERE 24kV Submarine Aquaculture — Custom Winch Length / Molded Termination

Available on continuous export winch drums or factory-terminated with subsea wet-mate / mechanical sockets

TERE 24kV Submarine Aquaculture — Hydrostatic & Routine Certified

Supplied with EN 10204 3.1 routine dielectric, conductor/optical continuity & hydrostatic qualification report

Technical data

Ratings & operating limits

Typical values: Typical values for this cable type, based on IEC 60502-2 & HD 620 TERE 24 kV Submarine Aquaculture Power-Optic Standard. Values for your order are confirmed in the datasheet and quotation.

Electrical

Rated voltage / operating system: 12/20 (24) kV (IEC 60502-2 & HD 620 TERE 24 kV Submarine Aquaculture Power-Optic Standard)
Core / conductor construction: Single-Mode / Multi-Mode Optical Unit — Hermetic stainless-steel tube / tight-buffered optical unit
Primary dielectric / optical buffer: Power & Control Copper Conductors — Stranded copper conductors with Cross-linked polyethylene (XLPE) insulation

Thermal

Continuous operating temperature: −20…+90 °C (submerged seawater & topside deck service)
Hydrostatic & thermal cycling endurance: Verified cold-bend and wet dielectric stability across −20…+90 °C per IEC 60502-2 & HD 620 TERE 24 kV Submarine Aquaculture Power-Optic Standard
Storage & transport temperature: −40…+80 °C on export wooden/steel cable drum

Mechanical

Outer jacket / sheath protection: Double Torque-Balanced Steel Wire Armour — Contra-helical high-tensile galvanized steel wire armour
Minimum bending radius: 15 × OD
Reinforcement / screen / bedding layer: Power & Control Copper Conductors — Stranded copper conductors with Cross-linked polyethylene (XLPE) insulation

Resistance

Seawater, hydrolysis & oil resistance: Resistant to permanent seawater immersion, hydrolysis, hydraulic oil and bio-fouling per IEC 60502-2 & HD 620 TERE 24 kV Submarine Aquaculture Power-Optic Standard
Hydrostatic pressure & water blocking: Radial and longitudinal water-blocking integrity verified per IEC 60502-2 & HD 620 TERE 24 kV Submarine Aquaculture Power-Optic Standard
RoHS & REACH compliance: RoHS 2 (2011/65/EU + 2015/863) & REACH SVHC compliant

Reference standards

Governing standard: IEC 60502-2 & HD 620 TERE 24 kV Submarine Aquaculture Power-Optic Standard
Subsea & conductor qualification standards: IEC 60228 / DNV-ST-E402 / ISO 13628-5 / IEC 60794 / EN 10204
Quality management & inspection: ISO 9001:2015 & EN 10204 3.1 factory routine inspection

Identification

Model designation: TERE 24kV Submarine Aquaculture
Sheath colour & metre marking: Continuous metre-marked black outer finish (Double Torque-Ba)
Customs tariff (HS): 8544.49 / 8544.60 / 8544.70

Sizes

3 standard TERE 24kV Submarine Aquaculture configurations

Manufactured to IEC 60502-2 & HD 620 TERE 24 kV Submarine Aquaculture Power-Optic Standard for subsea robotics, ROV umbilicals, marine aquaculture and offshore sensor applications.

Dimensions, tensile load & weights
Order designation	Configuration	Core / stranding	Outer Ø ≈ mm	Net weight ≈ kg/km	Max. pulling kN ≈	Min. bend R mm
TERE 24kV Submarine Aquaculture Construction Schedule (−20…+90 °C)
TERE 24kV Submarine Aquaculture 3×6 + 4×SM + 2TP	3×6 mm² Power + 4×SM Fiber + 2×2×0.75	SnCu + Gel Tube + Contra-Helical GSWA	20.8	1,280	115.0	250
TERE 24kV Submarine Aquaculture 3×10 + 6×SM + 4T	3×10 mm² Power + 6×SM Fiber + 4×2×0.75	SnCu + SS Tube + Double Steel Armour	25.4	1,890	185.0	305
TERE 24kV Submarine Aquaculture 3×16 + 8×SM/MM	3×16 mm² Power + 8×SM/MM + 3×2×1.0	SnCu + SS Tube + Heavy GSWA Pack	30.2	2,680	260.0	365

Typical values for this cable type; dimensions and weights for your order are confirmed in the quotation.
Custom core counts, optical fiber channels, wet-mate terminations and continuous winch lengths available per IEC 60502-2 & HD 620 TERE 24 kV Submarine Aquaculture Power-Optic Standard.

Electrical, optical & thermal parameters
Configuration	Max. DC R₂₀ Ω/km	Rating / Impedance / Load	Operating temp.
3×6 mm² Power + 4×SM Fiber + 2×2×0.75	3.30	12/20 (24) kV · 115 kN MBS	−20…+90 °C
3×10 mm² Power + 6×SM Fiber + 4×2×0.75	1.91	12/20 (24) kV · 185 kN MBS	−20…+90 °C
3×16 mm² Power + 8×SM/MM + 3×2×1.0	1.21	12/20 (24) kV · 260 kN MBS	−20…+90 °C

Every production length undergoes routine conductor DC resistance / OTDR optical attenuation, AC 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 / OTDR optical & dimensional check (IEC 60502-2 & HD 620 TERE 24 kV Submarine Aquaculture Power-Optic Standard)	DC resistance at 20 °C, optical attenuation and wall thickness within IEC 60502-2 & HD 620 TERE 24 kV Submarine Aquaculture Power-Optic Standard limits	Every manufactured drum length
AC high-voltage dielectric & insulation resistance test (IEC 60502-2 & HD 620 TERE 24 kV Submarine Aquaculture Power-Optic Standard)	Zero dielectric breakdown and verified wet insulation resistance for 12/20 (24) kV rating	Every manufactured drum length
Sample tests
Hydrostatic pressure, tensile load & seawater immersion qualification (IEC 60502-2 & HD 620 TERE 24 kV Submarine Aquaculture Power-Optic Standard)	Verified hydrostatic pressure integrity, breaking load and flex endurance across −20…+90 °C	Type qualification & periodic lot audit

Inspection certificate

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

Product approvals

IEC 60502-2 / HD 620 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 TERE 24kV Submarine Aquaculture IEC 60502-2 / HD 620 12/20 (24) kV CE

Delivery form: Heavy-duty export fumigated wooden drums, steel winch reels or pre-terminated subsea assemblies
Standard lengths: 500 m, 1,000 m, 3,000 m continuous winch lengths or custom cut-to-length subsea jumpers
MOQ: 100 m (standard configurations) · 300 m (custom subsea builds)
Lead time: 2–4 weeks ex-works
Incoterms: EXW, FCA, FOB, CIF, DAP

Technical documents

Downloads

PDFTERE 24kV Submarine Aquaculture Power Optic Cable – technical datasheet3 sizes · construction, technical data, approvals XLSXTERE 24kV Submarine Aquaculture spec data (Excel)All 3 sizes with dimensions and data, for your BOM or quotation

Revision: 2026-10-29
Updated: 2026-10-29

FAQ

Questions engineers ask first

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

What governing standard and construction define TERE 24kV Submarine Aquaculture (TERE 24kV Submarine Aquaculture Power Optic Cable)?

TERE 24kV Submarine Aquaculture (TERE 24kV Submarine Aquaculture Power Optic Cable) is manufactured in accordance with IEC 60502-2 & HD 620 TERE 24 kV Submarine Aquaculture Power-Optic Standard for 12/20 (24) kV subsea,ROV and marine aquaculture service over -20 to +90 °C. Its 3-layer construction comprises single-mode / multi-mode optical unit, power & control copper conductors and double torque-balanced steel wire armour.

What is the minimum bending radius and operating temperature range for TERE 24kV Submarine Aquaculture?

The minimum bending radius for TERE 24kV Submarine Aquaculture is 15 × OD across its continuous operating temperature range of -20 to +90 °C, ensuring mechanical flex endurance and hydrostatic reliability in subsea winches, TMS cages and aquaculture installations.

How are the concentric layers of TERE 24kV Submarine Aquaculture arranged from inside to outside?

From inside to outside, the construction sequence is: (01) Single-Mode / Multi-Mode Optical Unit — Hermetic stainless-steel tube / tight-buffered optical unit; (02) Power & Control Copper Conductors — Stranded copper conductors with Cross-linked polyethylene (XLPE) insulation; (03) Double Torque-Balanced Steel Wire Armour — Contra-helical high-tensile galvanized steel wire armour.

What factory test certificates are supplied with TERE 24kV Submarine Aquaculture?

Every production drum of TERE 24kV Submarine Aquaculture undergoes routine conductor DC resistance / optical OTDR continuity, AC high-voltage dielectric and dimensional testing per IEC 60502-2 & HD 620 TERE 24 kV Submarine Aquaculture Power-Optic Standard, and is delivered with an EN 10204 3.1 factory test certificate.

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03Message for our engineers

TERE 24kV Submarine Aquaculture Power Optic Cable

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