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Product

Stainless-armoured subsea instrumentation cable IEC 60092-350600 V / 4×3×1.34 mm²SS 316L Armoured

REF 56427 600 V Armoured Subsea Triad CableIEC 60092-350 / ISO 13628-5 · 600 V · 4 × 3 × 1.34 mm² (16 AWG) screened ETFE armoured

REF 56427 600 V subsea instrumentation cable comprising 4 individually screened triads of 1.34 mm² (16 AWG) tinned copper with ETFE insulation, galvanized steel wire armour and a black HDPE outer sheath.

Water-resistant

EMC screen

Oil-resistant

Approved

Configuration

Order designation: REF 56427 4×3×1.34 mm²
Outer Ø ≈: 16.8 mm
Weight in air ≈: 465 kg/km
Breaking load ≈: 14.0 kN
Core / stranding: 19 × 0.30 mm tinned 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: 600 V RMS
Operating temp.: −40…+90 °C
Min. bend radius: 8–12 × OD
Core / conductor: 4 × 3 × 1.34 mm²
Outer protection: SS 316L Braid
Standard: IEC 60092-350

Typical values for this cable type, based on IEC 60092-350 / ISO 13628-5 — confirmed in the datasheet and quotation for your order.

Application fit

Is REF 56427 right for your machine?

Immersion & wet locations

Suitable

Engineered for deep-water hydrostatic immersion and marine deployment per IEC 60092-350 / ISO 13628-5.

Vertical / spreader reel

Suitable

Suitable for subsea winch deployment, LARS sheaves and vertical marine suspension within 8–12 × OD.

Offshore platform & shipboard deck trays

Suitable

Verified for fixed subsea structure routing, deck jumpers and seabed interconnections.

Energy chain / drag chain

Not suitable

Not intended for high-cycle dry factory drag chains; select a dedicated拖链/drag-chain cable for indoor automation.

Subsea ROV Main Lift Umbilical

Typical machinesMarine & Offshore CableSubsea ROV, AUV & Towed Array SystemsOffshore Oil, Gas & Subsea Production UmbilicalsOceanographic Mooring & Deep-Water TelemetryNaval Defence, Hydrographic & Sonar Arrays

Construction

Layer by layer

Shown: REF 56427 (IEC 60092-350 / ISO 13628-5) featuring stranded tinned copper triad conductors, etfe fluoropolymer core insulation and high-density polyethylene (hdpe) outer sheath (6-layer construction).

Schematic, not to scale — generated from the layer data

#	Layer	Material & reference
1	Stranded Tinned Copper Triad Conductors	12 x 1.34 mm² (4 triads x 3 cores, 16 AWG) stranded tinned copper conductors for corrosion-free marine signal transmissionIEC 60092-350 / ISO 13628-5
2	ETFE Fluoropolymer Core Insulation	Thin-wall ethylene tetrafluoroethylene (ETFE) fluoropolymer insulation (White, Blue, Brown per triad) rated 600 VIEC 60092-350 / ISO 13628-5
3	Individual Tinned Copper Braid Screen & ETFE Triad Jacket	Each triad individually shielded with a tinned copper wire braid (>= 85% coverage) and jacketed in an white ETFE sub-sheathIEC 60092-350 / ISO 13628-5
4	Polyethylene (PE) Water-Blocking Inner Sheath	Extruded black polyethylene (PE) inner bedding sheath unifying the four screened triads under hydrostatic pressureIEC 60092-350 / ISO 13628-5
5	Stainless Steel Wire Braid Armour	Full-coverage austenitic stainless steel (AISI 316) woven wire braid armour for subsea mechanical and bite protectionIEC 60092-350 / ISO 13628-5
6	High-Density Polyethylene (HDPE) Outer Sheath	Heavy-duty black high-density polyethylene (HDPE) outer jacket for deepwater immersion and abrasion resistanceIEC 60092-350 / ISO 13628-5

REF 56427 — Standard Subsea Execution

Built to IEC 60092-350 / ISO 13628-5 with stranded tinned copper triad conductors and high-density polyethylene (hdpe) outer sheath

REF 56427 — Custom Length & Termination

Available in continuous subsea winch lengths or factory-moulded / socket-terminated assemblies

REF 56427 — Hydrostatic & Factory Certified

Supplied with EN 10204 3.1 routine electrical, optical & hydrostatic test report

Technical data

Ratings & operating limits

Typical values: Typical values for this cable type, based on IEC 60092-350 / ISO 13628-5. Values for your order are confirmed in the datasheet and quotation.

Electrical

Rated voltage / transmission duty: 600 V RMS (IEC 60092-350 / ISO 13628-5)
Core / conductor construction: Stranded Tinned Copper Triad Conductors — 12 x 1.34 mm² (4 triads x 3 cores, 16 AWG) stranded tinned copper conductors for corrosion-free marine signal transmission
Primary dielectric / buffering: ETFE Fluoropolymer Core Insulation — Thin-wall ethylene tetrafluoroethylene (ETFE) fluoropolymer insulation (White, Blue, Brown per triad) rated 600 V

Thermal

Continuous operating temperature: −40…+90 °C (subsea immersion & marine deck service)
Storage & transport temperature: −40…+80 °C on marine export reel

Mechanical

Outer protection / armouring: High-Density Polyethylene (HDPE) Outer Sheath — Heavy-duty black high-density polyethylene (HDPE) outer jacket for deepwater immersion and abrasion resistance
Minimum bending radius: 8–12 × OD
Hydrostatic depth rating: Up to 6,000 m water depth (60 MPa hydrostatic pressure)

Resistance

Seawater, hydrolysis & oil resistance: Continuous seawater immersion, hydraulic fluids and marine UV per IEC 60092-350 / ISO 13628-5
RoHS & REACH compliance: RoHS 2 (2011/65/EU + 2015/863) & REACH SVHC compliant

Reference standards

Governing standard: IEC 60092-350 / ISO 13628-5
Quality management & inspection: ISO 9001:2015 & EN 10204 3.1 factory routine inspection

Identification

Model designation: REF 56427
Customs tariff (HS): 8544.49 / 8544.60 / 8544.70

Sizes

3 standard REF 56427 subsea configurations

Manufactured to IEC 60092-350 / ISO 13628-5 for deep-water ROV, towed array, mooring and subsea production systems.

Dimensions, breaking load & weights
Order designation	Configuration	Core / stranding	Outer Ø ≈ mm	Weight in air ≈ kg/km	Breaking load kN ≈	Min. bend R mm
REF 56427 Subsea Construction Schedule (−40…+90 °C)
REF 56427 4×3×1.34 mm²	4 × 3 × 1.34 mm² (16 AWG)	19 × 0.30 mm tinned Cu	16.8	465	14.0	135
REF 56427 2×3×1.34 mm²	2 × 3 × 1.34 mm² (16 AWG)	19 × 0.30 mm tinned Cu	13.4	310	9.5	110
REF 56427 7×3×1.34 mm²	7 × 3 × 1.34 mm² (16 AWG)	19 × 0.30 mm tinned Cu	20.6	690	21.0	165

Typical values for this cable type; dimensions and weights for your order are confirmed in the quotation.
Custom core counts, optical fibre counts, armour wire grades and factory-moulded subsea terminations available per IEC 60092-350 / ISO 13628-5.

Electrical, optical & thermal parameters
Configuration	Max. DC R₂₀ / Atten. Ω/km or dB/km	Rating / Impedance	Operating temp.
4 × 3 × 1.34 mm² (16 AWG)	14.20	600 V RMS / 2000 V test	−40…+90 °C
2 × 3 × 1.34 mm² (16 AWG)	14.20	600 V RMS / 2000 V test	−40…+90 °C
7 × 3 × 1.34 mm² (16 AWG)	14.20	600 V RMS / 2000 V test	−40…+90 °C

Every production length undergoes routine conductor DC resistance, high-voltage dielectric, OTDR optical continuity 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 resistance, optical OTDR & dimensional verification (IEC 60092-350 / ISO 13628-5)	Electrical resistance, optical attenuation at 1310/1550 nm and OD within IEC 60092-350 / ISO 13628-5 tolerances	Every manufactured drum / assembly
High-voltage dielectric & insulation resistance test (IEC 60092-350 / ISO 13628-5)	Zero dielectric breakdown and verified insulation resistance over full length	Every manufactured drum / assembly
Sample tests
Hydrostatic pressure, tensile breaking load & bend-over-sheave qualification (IEC 60092-350 / ISO 13628-5)	Verified structural and transmission integrity under deep-water pressure and tensile cycling across −40…+90 °C	Type qualification & periodic lot audit

Inspection certificate

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

Product approvals

IEC 60092-350 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 REF 56427 IEC 60092-350 600 V RMS SUBSEA CE

Delivery form: Heavy-duty marine export wooden/steel drums or pressure-tested coiled assemblies
Standard lengths: Custom continuous winch lengths up to 6,000 m or cut-to-length assemblies
MOQ: 100 m (standard configurations) · 500 m (custom umbilical builds)
Lead time: 3–6 weeks ex-works
Incoterms: EXW, FCA, FOB, CIF, DAP

Technical documents

Downloads

PDFREF 56427 600 V Armoured Subsea Triad Cable – technical datasheet3 sizes · construction, technical data, approvals XLSXREF 56427 spec data (Excel)All 3 sizes with dimensions and data, for your BOM or quotation

Revision: 2026-10-22
Updated: 2026-10-22

FAQ

Questions engineers ask first

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

What governing standard and construction define REF 56427 (REF 56427 600 V Armoured Subsea Triad Cable)?

REF 56427 (REF 56427 600 V Armoured Subsea Triad Cable) is engineered in accordance with IEC 60092-350 / ISO 13628-5 for 600 V RMS service over -40 °C to +90 °C. Its 6-layer construction comprises stranded tinned copper triad conductors, etfe fluoropolymer core insulation and high-density polyethylene (hdpe) outer sheath.

What is the minimum bending radius and operating temperature range for REF 56427?

The minimum bending radius for REF 56427 is 8–12 × OD across its continuous operating temperature range of -40 °C to +90 °C, ensuring mechanical, optical and dielectric stability during subsea deployment and winch handling.

How are the concentric layers of REF 56427 arranged from inside to outside?

From inside to outside, the construction sequence is: (01) Stranded Tinned Copper Triad Conductors (12 x 1.34 mm² (4 triads x 3 cores, 16 AWG) stranded tinned copper conductors for corrosion-free marine signal transmission); (02) ETFE Fluoropolymer Core Insulation (Thin-wall ethylene tetrafluoroethylene (ETFE) fluoropolymer insulation (White, Blue, Brown per triad) rated 600 V); (03) Individual Tinned Copper Braid Screen & ETFE Triad Jacket (Each triad individually shielded with a tinned copper wire braid (>= 85% coverage) and jacketed in an white ETFE sub-sheath); (04) Polyethylene (PE) Water-Blocking Inner Sheath (Extruded black polyethylene (PE) inner bedding sheath unifying the four screened triads under hydrostatic pressure); (05) Stainless Steel Wire Braid Armour (Full-coverage austenitic stainless steel (AISI 316) woven wire braid armour for subsea mechanical and bite protection); (06) High-Density Polyethylene (HDPE) Outer Sheath (Heavy-duty black high-density polyethylene (HDPE) outer jacket for deepwater immersion and abrasion resistance).

What factory test certificates are supplied with REF 56427?

Every production drum or assembly of REF 56427 undergoes routine electrical/optical continuity, high-voltage dielectric and dimensional testing per IEC 60092-350 / ISO 13628-5, 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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03Message for our engineers

REF 56427 600 V Armoured Subsea Triad Cable

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