Floating Solar Cable

Floating Solar Cable

Floating Solar Cable is engineered for photovoltaic circuits exposed to persistent moisture, high humidity, strong UV radiation and demanding outdoor conditions. Its flexible tinned-copper conductor and electron-beam cross-linked polyolefin insulation system combine electrical performance with AD8 water resistance, making the cable suitable for floating PV arrays, reservoirs, lakeside plants and other wet-environment solar installations
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Description
Technical Parameters

Products Description

  • AD8 water resistance: Designed for photovoltaic cable routes exposed to prolonged moisture and wet operating environments.
  • High DC voltage capability: Suitable for modern solar arrays with rated voltages of 1,000 or 1,500 V DC.
  • Flexible tinned-copper conductor: Class 5 stranded construction supports installation on floating platforms and cable routes subject to movement.
  • Cross-linked insulation system: Electron-beam cross-linked polyolefin insulation and sheath provide heat, weather and mechanical resistance.
  • Wide operating-temperature range: Performs in ambient and installation conditions from -40°C to +120°C within the cable's application limits.
  • Outdoor durability: Resistant to UV exposure, humidity and demanding climates found on reservoirs, coastlines, rooftops and open solar fields.
  • Low-halogen fire performance: Supports flame non-propagation and controlled acidity/conductivity of combustion gases.
  • Optional protection: Rodent-resistant and termite-resistant constructions, along with metre-by-metre marking, are available for project-specific cable routes

Rated voltage

Water performance

Temperature range

Size range

1,000/1,500 V DC

AD8

-40°C to +120°C

1.5-120 mm²

 

Cable Construction

 

Layer

Material and function

Conductor

Class 5 flexible tinned copper based on EN 60228 and IEC 60228; provides corrosion resistance and flexible routing.

Insulation

Electron-beam cross-linked polyolefin copolymer for electrical insulation, heat resistance and mechanical durability.

Outer sheath

Electron-beam cross-linked polyolefin copolymer formulated for wet, UV-exposed photovoltaic environments.

Cable identification

Durable surface marking; metre-by-metre marking is available as an option.

 

Typical Applications

 

  • Floating PV power plants: Connects modules, strings and DC equipment installed on floating platforms across reservoirs, lakes and water-treatment ponds.
  • Lakeside and reservoir solar projects: Handles cable routes exposed to splashing, condensation, persistent humidity and seasonal water-level changes.
  • Coastal photovoltaic systems: Supports solar installations affected by humid air and salt-rich environments when the complete cable system is designed for the site.
  • High-humidity industrial sites: Provides a durable DC connection for solar arrays near water-processing, agricultural and industrial facilities.
  • Conventional rooftop and ground-mounted arrays: Offers a robust cable option for projects requiring high water resistance, UV durability and a broad temperature range.
  • Repowering and maintenance: Replaces aged or unsuitable DC cable in wet-environment photovoltaic plants during planned system upgrades.

Technical Specifications

Item

Specification

Cable designation

Floating solar DC cable / TÜV 2PfG 2962 product option

Conductor

Class 5 flexible tinned copper

Conductor standard

EN 60228 / IEC 60228

Insulation and sheath

Electron-beam cross-linked polyolefin copolymer

Rated DC voltage

1,000 / 1,500 V DC

Rated AC voltage

Uo/U = 600/1,000 V AC

Test voltage

6.5 kV AC, 50 Hz, 5 minutes

Water performance

AD8

Temperature range

-40°C to +120°C

Minimum bending radius

6 x overall cable diameter

Flame performance

Flame non-propagation based on EN 60332-1 / IEC 60332-1

Combustion-gas performance

Acidity and conductivity based on EN 60754-2 / IEC 60754-2

CPR options

Cca / Dca / Eca according to EN 50575

Product standards

IEC 62930, EN 50618 and UL 4703 product options

Available conductor sizes

1.5-120 mm²

Optional features

Metre marking, rodent-resistant and termite-resistant constructions

Frequently Asked Questions

What makes this cable suitable for floating solar systems?

It combines AD8 water performance with a flexible tinned-copper conductor, cross-linked polyolefin insulation and outdoor resistance suited to wet, UV-exposed PV cable routes.

Can the cable remain underwater?

AD8 addresses prolonged water exposure for the cable itself. The permitted depth, duration and installation method depend on the final product specification, while connectors and terminations must carry their own suitable water ratings.

Is it suitable for 1,500 V DC arrays?

Yes. The cable is available for 1,500 V DC photovoltaic circuits when the complete system, including connectors and terminations, is rated for the calculated maximum voltage.

Why is tinned copper used?

Tin coating improves the conductor's resistance to oxidation and supports reliable crimping and long-term performance in humid environments.

How should cable size be selected?

Use the design current, route length, allowable voltage drop, ambient temperature, cable grouping and installation method. The highest reference ampacity in a table is not automatically the allowable project current.

Does AD8 eliminate the need for waterproof connectors?

No. Cable, connectors, glands and junction boxes are separate parts of the environmental protection system. Every component must be selected for the actual exposure condition.

 

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Size

Stranding (n x mm)

Conductor Ø (mm)

Overall Ø (mm)

Max. resistance (Ω/km)

Current (A)

1 x 1.5 mm² / 16 AWG

30 x 0.25

1.58

4.90

13.3

30

1 x 2.5 mm² / 14 AWG

50 x 0.256

2.06

5.45

7.98

41

1 x 4 mm² / 12 AWG

56 x 0.30

2.58

6.15

4.75

55

1 x 6 mm² / 10 AWG

84 x 0.30

3.15

7.15

3.39

70

1 x 10 mm² / 8 AWG

142 x 0.30

4.00

9.05

1.95

98

1 x 16 mm² / 6 AWG

228 x 0.30

5.70

10.20

1.24

132

1 x 25 mm² / 4 AWG

361 x 0.30

6.80

12.00

0.795

176

1 x 35 mm² / 2 AWG

494 x 0.30

8.80

13.80

0.565

218

1 x 50 mm² / 1/0 AWG

418 x 0.39

10.00

16.00

0.393

280

1 x 70 mm² / 2/0 AWG

589 x 0.39

11.80

18.40

0.277

350

1 x 95 mm² / 3/0 AWG

798 x 0.39

13.80

21.30

0.210

410

1 x 120 mm² / 4/0 AWG

1007 x 0.39

15.60

21.60

0.164

480

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