Solar cable black 50m 6mm² IEC62930 – SOLS650 for high-performance PV systems
Description
Product information
The Solar cable SOLS650 (50 metres, 6mm²) in black is the ideal cable by the metre for photovoltaic projects that demand the highest standards of efficiency and durability. With a length of 50 metres and a reinforced cross-section of 6mm², this cable provides perfect reserves for string cabling on house roofs or connecting distant module fields. The black colouring serves as a standard-compliant identification of the negative pole (-), which makes installation clear and minimises the risk of reversed polarity.
Certified to the international standard IEC 62930, this cable meets the strictest requirements for use in modern PV systems up to 1500V DC. The generous cross-section ensures that even with high current from modern high-performance modules, the voltage drop is minimised and the total yield of your system is maximised.
Highlights at a glance
- Maximum efficiency: The 6mm² cross-section massively reduces electrical resistance and achieves minimal voltage drop, especially over distances of 50 metres.
- Certified safety: Complies with IEC 62930 standard (H1Z2Z2-K) for continuous use in photovoltaic DC systems up to 1500V.
- Optimum project length: 50 metres in one piece allow uninterrupted installation without additional connectors between the module field and inverter.
- Weather & UV resistant: The premium XLPO double insulation protects the cable for decades against embrittlement from sun, ozone and extreme weather conditions.
- Corrosion-protected conductor: Fine-stranded, tinned copper delivers best conductivity in the long run and effectively protects against oxidation, even in damp or salty environments.
- High thermal load capacity: Reliable operation in a wide temperature range from -40°C to +90°C.
Areas of application
The SOLS650 is the ideal choice for demanding installation scenarios:
- Large roof systems
- Perfect for connecting the solar modules to the inverter when this is installed in the basement or a distant technical room.
- High-performance balcony power plants
- Ideal for systems with modern modules (500Wp+), to safely and losslessly transport the high currents.
- Island & battery storage
- Excellent for 24V or 48V systems where low voltage drops are crucial for optimal battery charging.
Assembly & safety instructions
- Professional connection
- For assembly, use only high-quality MC4 connectors approved for 6mm² cross-sections. A precise crimp using a special solar crimping tool is essential.
- Mechanical fixing
- Attach the cable at regular intervals with UV-resistant cable ties to prevent mechanical stress due to wind or its own weight on the connections.
- Avoidance of induction loops
- Route the black negative cable as parallel and close as possible to the red positive cable to minimise electromagnetic interference fields and the risk of induction by lightning.
Features
| Model / SKU | **SOLS650** |
| Conductor cross-section | **6.0 mm²** |
| Delivery form | **50 metre ring** |
| Colour | Black (negative pole) |
| Rated voltage | DC: 1.5 kV / Max. 1.8 kV |
| Conductor material | Copper, tinned (class 5) |
| Temperature range | -40°C to +120°C (on the conductor) |
| Certification | **IEC 62930 / EN 50618** |
| Special feature | Halogen-free, UV-resistant & short-circuit-proof |
FAQs about the solar cable black 50m 6mm²
Why is 6mm² for 50 metres better than 4mm²?
Because of the lower resistance.
- Over a distance of 50 metres, the electrical resistance adds up. With 6mm² you reduce the voltage drop by about a third compared to 4mm². This ensures higher system voltage at the inverter and thus measurably higher yield.
Can the cable be laid freely outdoors?
Yes.
- The cable is specially certified for permanent outdoor installation. It is resistant to UV light, ozone and ammonia, which also qualifies it for use in agriculture.
Is the cable flame-retardant?
Yes.
- The XLPO insulation is flame-retardant and halogen-free. In the event of fire, the cable hardly develops any smoke and no corrosive gases, which significantly increases building safety.
Properties
| Cross-section of the conductor: | 6.00 mm² |
|---|---|
| Nominal voltage: | 0.6 / 1kV AC |
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