22 MW Solar Power Plant DC & AC Cables for Iran

SUMMARY SHEET
Project title: Solar Power Plant
Location: Ardabil- Iran
Project classification: New project

Solar Power Plant Cables

Solar power plant cables (PV cables) are specialized, durable wires connecting solar panels to inverters and batteries, designed to withstand harsh outdoor conditions like UV, extreme temperatures, moisture, and mechanical stress, ensuring safe and efficient DC power transmission, with common types being single-core DC cables (PV1-F) and multi-core configurations, sized (e.g., 4mm², 6mm²) based on current, voltage, and distance. 

Key Characteristics & Types

UV & Weather Resistant: Made with materials like XLPE or EPR for long outdoor life, resisting sun, ozone, humidity, and temperature extremes (-40°C to 120°C).
Durable: Engineered for mechanical stress (bending, compression, abrasion), acid/alkali resistance, and even rodent/termite protection.
DC Solar Cables: Single-core copper cables used for panel-to-panel and panel-to-inverter connections, often built into panels.
AC Solar Cables: Used for connecting the inverter to the grid or home.
Multi-Core Cables: Contain multiple insulated wires (e.g., 2x4mm², 2x6mm²) for combined power and ground transmission in one sheath. 
Function & Importance
Transmit DC Power: Carry direct current from panels to the inverter.
System Efficiency: High-quality cables minimize resistance, preventing energy loss, overheating, and fire hazards.
Safety: Critical for safe system operation, with standards like IS: 17293:2020 ensuring performance. 
Sizing Considerations
Gauge (mm²): Common sizes include 4mm² and 6mm², with larger sizes (6mm²) used for higher currents, longer distances, or higher power systems (5-10kW+).
Amps & Distance: The required wire gauge depends on the current (amps) flowing and the distance from panels to the inverter. 

H1Z2Z2-K PV Cables (6 mm² & 10 mm²)

1. General Specifications

Item	6 mm²	10 mm²
Standard	IEC 62930:2017,EN 50618:2014	IEC 62930:2017,EN 50618:2014
Rated Voltage (AC)	0.6/1.0 kV	0.6/1.0 kV
Rated Voltage (DC)	1500 V (max 1800 V)	1500 V (max 1800 V)
Operating Temperature	−40°C to +90°C	−40°C to +90°C
Max. Conductor Temp.	120°C	120°C
Installation Temperature	≥ −25°C	≥ −25°C
Storage Temperature	up to +45°C	up to +45°C
Service Life	25 years	25 years

 

2. Construction &Materials

2.1 Conductor

Parameter	6 mm²	10 mm²
Material	Tinned Copper	Tinned Copper
Structure	Stranded	Stranded
Number of Wires	84 strands	128 strands (typical)
Strand Diameter	0.285 mm	0.285 mm
Conductor Diameter	~3.0 mm	~4.3 mm

2.2 Insulation (XLPO)

Parameter	6 mm²	10 mm²
Outer Insulation Diameter	4.4 mm ±0.1	5.3 mm ±0.1
Min. Thickness	0.53 mm	0.53 mm
Average Thickness	0.70 mm	0.70 mm

 
2.3 Sheath (XLPO)

Parameter	6 mm²	10 mm²
Outer Sheath Diameter	~6.1 mm ±0.2	~7.2 mm ±0.2
Min. Thickness	0.58 mm	0.58 mm
Average Thickness	0.80 mm	0.80 mm

2.4 Material Properties

Property	Specification
Halogen-free	Yes
Low Smoke	Yes
UV Resistant	Yes
Ozone Resistant	Yes
RoHS 2.0	Compliant

3. Electrical Characteristics

Electrical Parameter	6 mm2	10 mm2
Max. Conductor Resistance (20°C)	≤ 3.39 Ω/km	≤ 1.95 Ω/km
Insulation Resistance (20°C)	≥ 610 MΩ·km	≥ 610 MΩ·km
AC Voltage Test	6.5 kV / 5 min	6.5 kV / 5 min
DC Voltage Test	15 kV / 5 min	15 kV / 5 min
Spark Test	7 kV	7 kV
Short-Circuit Temp.	200°C / 5 sec	200°C / 5 sec

 

4. Mechanical &Physical Characteristics

Mechanical Property	6 mm2	10 mm2
Tensile Strength	≥ 8.0 N/mm2	≥ 8.0 N/mm2
Elongation at Break	≥ 125%	≥ 125%
Flame Retardancy	EN 60332-1-2	EN 60332-1-2
Abrasion Resistance	High	High
Weather Resistance	Excellent	Excellent

 

How to Order Solar Cables Price

Our team is committed to providing outstanding service before, during, and after the sale. To learn more about our products or to place an order, please contact your sales representative. Email us at info@uni-fibercable.com.