Introduction to Helukabel 2.5 mm² Blue Solar Cable

Helukabel solar cables are among the best options for use in solar energy systems. Manufactured by the German company Helukabel, these cables are globally recognized for their high quality, excellent performance, and long lifespan. Below, we explore the specifications, features, and applications of the Helukabel solar cable in detail.

Technical Specifications of Helukabel 2.5 mm² Blue Solar Cable

Application: For photovoltaic systems

Rated Voltage: 1500V DC

Product Code: SOLARFLEX®-X H1Z2Z2-K BLUE 1 x 2.5 mm²

Outer Jacket Color: Blue

AWG (Approximate): 14

Outer Diameter (Ø mm): Approximately 4.8 – 5.4 mm

Copper Factor (Cu factor per km): 24.0

Weight (kg/km): Approximately 45.0 kg

CPR Classification: Dca, Eca

• Cable Information

Type: Single-core, cross-linked cable

Standard Compliance: DIN VDE 0283-618 / DIN EN 50618

Temperature Range (Fixed Installation): -40°C to +90°C

Maximum Conductor Temperature: +120°C

Rated Voltage:

AC (U0/U): 1000/1000V

DC (U0/U): 1500/1500V

Test Voltage: 6500V

Minimum Bending Radius (Fixed Installation): 5 times the cable’s outer diameter

These specifications indicate the durability and suitability of the cable for harsh environmental conditions and high-performance photovoltaic systems.

Key Features of Helukabel Solar Cable

UV and Weather Resistance

Helukabel solar cables are designed to withstand direct sunlight, rain, cold, and heat, ensuring long-lasting performance in outdoor environments.

High Flexibility

Manufactured with high-quality materials and engineered design, these cables are extremely flexible, making installation easier.

Resistance to Oil, Acids, and Chemicals

These cables are highly durable in industrial environments, maintaining performance even in challenging conditions.

High Safety Standards

Helukabel solar cables have international safety approvals and comply with IEC 62930 standards.

Wide Operating Temperature Range

With an operational range of -40°C to +90°C, these cables are suitable for extremely hot or cold environments.

Applications of Helukabel Solar Cables

Helukabel solar cables are primarily used in solar energy systems for transmitting power between solar panels and inverters. Key applications include:

Connection between solar panels: Transferring generated energy to the inverter.

Solar power plants: Designed for large-scale solar projects.

Residential & commercial solar systems: Ideal for small-scale solar setups in homes and businesses.

Benefits of Using Helukabel Solar Cables

Increased System Efficiency: Reduced energy loss due to low cable resistance.

Longer Lifespan: Built with durable materials to withstand environmental conditions.

High Safety Standards: Minimized risks of fire or electric shock.

Conclusion

Helukabel solar cables are an ideal choice for solar energy systems, offering high build quality, reliable performance, and exceptional durability. If you are looking for a trustworthy cable for your solar projects, Helukabel is one of the best options available.

For more information about different types of solar cables or to get expert advice on purchasing, consult specialized resources or industry professionals.

Cable Structure

Conductor: Tinned copper strands, fine wire, compliant with DIN VDE 0295 Class 5 / IEC 60228 Class 5

Core Insulation: Cross-linked compound

“X” Designation: No protective conductor

Outer Sheath: Cross-linked compound

Jacket Color: As per datasheet

Key Features

Resistant to:

✔ UV radiation

✔ Ozone

✔ Weather effects

✔ Water

Suitable for:

✔ Outdoor installations

✔ Direct burial

Halogen-Free: Yes

Testing & Certifications

✔ Halogen-Free Compliance: DIN VDE 0482-754-1 / DIN EN 60754-1 / IEC 60754-1

✔ Flame Resistance: DIN VDE 0482-332-1-2 / DIN EN 60332-1-2 / IEC 60332-1-2

✔ Smoke Density: DIN VDE 0482-1034-1+2 / DIN EN 61034-1+2 / IEC 61034-1+2

✔ UV Resistance: DIN VDE 0283-618 / DIN EN 50618 Annex E

✔ Ozone & Weather Resistance: DIN VDE 0283-618 / DIN EN 50618

✔ Water Resistance: DIN VDE 0285-525-2-21 / DIN EN 50525-2-21 Annex E

✔ DC Insulation Resistance: DIN VDE 0283-618 / DIN EN 50618 Table 2

Certifications:

EAC

TÜV Rheinland

Additional Notes

The conductor is metric (mm²); AWG values are approximate and provided for reference only.

Application

The SOLARFLEX®-X H1Z2Z2-K cable is designed for solar module wiring. It is suitable for direct burial and recommended for installation inside conduits. However, it is not intended for permanent underwater installation.

Maximum allowable DC system voltage: Must not exceed 1.8 kV

Suitable for devices and systems with protective insulation (Class II protection)

Minimum installation and handling temperature: -25°C