2 String PV Combiner Box 1000V DC Integrated Protection

Commercial and industrial solar photovoltaic systems demanding reliable dual-circuit aggregation rely on the 2 String PV Combiner Box. The professional-grade EKDBS-PV2-1-IFS-1000 efficiently merges two high-voltage DC strings into a single output, delivering robust 1000V isolation and advanced Type 2 surge protection inside a highly resilient IP65 waterproof enclosure.

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ModelEKDBS-PV2/1-IFS-1000
AvailabilityIn stock
  • CE & TUV certified
  • Worldwide shipping
  • OEM & ODM support

Product Features of the 2 String PV Combiner Box

Constructed to simplify complex multi-array configurations, this 2 String PV Combiner Box integrates premium surge protection and independent DC isolation within a highly durable polycarbonate housing.

  • Dual-String Integration: Efficiently combines two separate PV arrays into a single high-capacity output, optimizing your 2 string combiner box configuration and simplifying site wiring.
  • Advanced Surge Protection: Equipped with a Type 2 40kA DC surge protective device (SPD) to instantly suppress damaging voltage spikes across the combined circuit.
  • Reliable DC Isolation: Features a dedicated 600V/32A DC isolator switch (4-Pole) for safe, rapid circuit disconnection during vital maintenance operations.
  • Individual String Protection: Includes four 15A (10x38mm) DC fuses to safely interrupt catastrophic overcurrents directly at the solar source for each string.
  • Weatherproof Architecture: The durable PC enclosure carries a strict IP65 protection degree and an IK08 impact rating for long-term outdoor resilience against dust and rain.

Commercial Applications for the 2 String PV Combiner Box

Deploying the EKDBS-PV2/1-IFS-1000 secures vital high-voltage DC nodes, acting as a highly dependable combiner box 2 in 1 out for versatile commercial solar infrastructures.

Applications & Use Cases

  • Commercial Rooftop Installations: Optimizes system layouts by combining dual array sections while ensuring comprehensive electrical protection for central inverters.
  • Ground-Mounted Solar Farms: Protects and aggregates power from extensive ground-based arrays exposed to harsh environmental degradation.
  • Distributed Energy Storage: Provides crucial string-level protection and isolation before connecting to high-capacity battery storage networks.

Technical Specifications with the 2 String PV Combiner Box

Evaluate the exact voltage ratings and environmental tolerances below to seamlessly integrate this 2 String PV Combiner Box into your specialized outdoor solar installations.

General & Electrical Data (IEC/EN 61643-31, IEC 60947-3)

Electrical & Environmental Specifications
System Configuration
ModelEKDBS-PV2/1-IFS-1000Max. DC voltage1000V
Number of input strings2Number of output strings1
Max. input current (per string)15A (Changeable)Max. output current30A
Surge Protection Device (SPD)
Protection TypeType 2 (Plug-in module)Max. operation voltage (Ucpv)1000V
Max. discharge current (Imax)40kAVoltage protection level4kV
Poles2PStandardIEC/EN 61643-31
DC Fuse & Protection Switch
DC Fuse Type10x38mm, 30kARated operation voltage(Ue)1000V
Rated current (Ie)15A (Changeable)Fuse StandardIEC 60947-3 & IEC 60269-6
Switch TypeDC IsolatorRated operating voltage (Ue)600V
Rated insulation voltage (Ui)1500VRated current (Ie)32A
Poles4PSwitch StandardIEC/EN 60947-3
Enclosure & Environment
Material typePC (Polycarbonate)Enclosure size296 x 230 x 121.5mm (13 ways)
Degree of ProtectionIP65Impact protection levelIK08
Operating Temperature-25°C to +55°CInput/Output connectorWaterproof gland (default), MC4 (optional)
Altitude2000mInstallationWall Mounting (Natural cooling)
Humidity0~95%

Dimensions and Wiring of the 2 String PV Combiner Box

Verify the exact IP65 enclosure footprints and internal circuit routing below to guarantee perfect mounting for this 2 String PV Combiner Box.

Internal Components Table

Verify the pre-installed protective components included within the EKDBS-PV2/1-IFS-1000 enclosure.

ComponentSpecification / ModelQuantity
Enclosure of BoxEKDB10-131
DC SPDEKU5-T2-40PV-2M1000 (40kA, 2P, 1000VDC)1
DC IsolatorEKD16-DB32-4S (4P, 32A)1
DC Fuse with LinkEKF1-10XPVH-10-1P (15A, 1000VDC)4
Input cable glandPG9 (4-8mm) (Default)4
MC4 (Optional)2 Sets
Output cable glandPG9 (4-8mm) (Default)1
MC4 (Optional)1 Set
PE cable glandPG7 (3-6.5mm)1

Dimensions & Wiring

2 String PV Combiner Box

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