DC Combiner Box for PV Array/PV Distribution Box

DC combiner box for PV Array is installed between PV module and inverter, to reduce connecting line between PV module, DC power distribution cabinet, and inverter. DC combiner box for PV Array have the function of converging lightning protection, the counter-attack, waterproof, monitoring, corrosion pevention etc. withstand voltage ≥1000VDC.

Application of DC Combiner Box for PV Array/PV Distribution Box

DC combiner box is designed for Large-scale photovoltaic grid-connected power generation system

To reduce the wiring between photovoltaic modules and the inverter,

and improve reliability

Technical Parameters of DC Combiner Box for PV Array/PV Distribution Box

Model SDDL-6-1

Lighning proection zone(LPZ) 1-2

Standards Compliance IEC61643, EN60950

Classification Class C/Type 2

Photovoltaic parameters

Nominal working voltage Un 1000VDC

Max continuous operating voltage Uc 500VDC

650VDC

800VDC

1000VDC

1200VDC

Single input short circuit curren 20A

Number of output ports 1

Number of input ports 6

Lightning protection parameter

Nominal discharge current（8/20μs） 20KA

Maximum flow capacity（8/20μs） 40KA

Protection level （8/20μs） Up ＜3000V

Response time tA 25ns

Mechanical characteristics

Dimension 46*57*14cm

IP code IP65

Working conditions Temperature: -40 to 80℃, Relative humidity: ≤95％

Feature of DC Combiner Box for PV Array/PV Distribution Box

Dust prevention

Waterproof, corrosion prevention

PV-specific SPD with good inverter lightning protection, inverter surge protection performance.

Famous brand core component, Speical designed fuse for PV system.

Easy in install and simple for maintainence.

Remote monitoring and anti-reversion function.

Wide DC input voltage range and max open-circuit voltage can be as high as 1000V.

Design according to user needs for customization products.

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