VOPV600-1/1 Solar Combiner Box

The VIOX VOPV600-1/1 Solar Combiner Box is a professional DC600V protection solution designed for residential and small commercial PV systems. Featuring a compact 1-input / 1-output configuration, this IP65-rated unit fully integrates a 32A DC switch disconnector, Type 2 surge protection (SPD), and 15A fuses. Built with a durable ABS enclosure, it ensures safe, efficient, and weather-resistant power distribution between your solar panels and inverter.

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Product Overview

VIOX Electric is a leading manufacturer of renewable energy electrical equipment, specializing in high-quality solar photovoltaic solutions for the global market. Our VOPV600-1/1 Solar Combiner Box represents the perfect combination of safety, reliability, and efficiency for residential and commercial solar installations.

The VOPV600-1/1 is a professional-grade DC combiner box designed for solar PV systems operating at DC600V. This compact 1-input, 1-output configuration provides essential protection and connection functions for small to medium-scale solar installations, ensuring safe and efficient power distribution from solar panels to inverters.

Key Features & Benefits

  • Comprehensive Protection: Integrated DC switch disconnector, surge protection, and fuse protection for complete system safety
  • High Voltage Rating: Rated for DC600V applications, suitable for modern high-efficiency solar systems
  • Robust Construction: IP65-rated ABS enclosure provides excellent protection against dust and water ingress
  • Easy Installation: Wall-mountable design with clear labeling and accessible components
  • Certified Quality: Complies with EN50539 Type 2 standards for photovoltaic applications
  • Space-Efficient Design: Compact dimensions (190 x 290 x 110mm) minimize installation footprint
  • Maintenance-Friendly: Quick-access design allows easy inspection and component replacement

Technical Specifications

General Data

Parameter Specification
Model VOPV600-1/1
Rated Voltage DC600V
Configuration 1 Input / 1 Output
Degree of Protection IP65
Operating Temperature -25°C to +60°C
Standard Compliance EN50539 Type 2

Enclosure Specifications

Parameter Value
Material ABS (Acrylonitrile Butadiene Styrene)
Protection Rating IP65
Dimensions (H x W x D) 290mm x 190mm x 110mm
Mounting Type Wall-mounted
Color Light Gray
Fire Rating Self-extinguishing, flame-retardant material

PV Switch Disconnector

Parameter Specification
Type DC Load Break Switch
Rated Voltage DC600V
Rated Current 32A
Number of Poles 2-pole
Breaking Capacity According to EN50539
Operation Manual operation with clear ON/OFF indication
Mounting DIN rail compatible

DC Surge Arrester (SPD)

Parameter Specification
Type Type 2 DC Surge Protection Device
Maximum Continuous Operating Voltage (Uc) DC600V
Nominal Discharge Current (In) 20kA (8/20μs)
Voltage Protection Level (Up) ≤2.5kV
Number of Poles 2-pole + PE
Response Time <25ns
Status Indication Visual indicator window
Standard EN50539 Type 2

DC Fuse Holder & Fuse

Parameter Specification
Fuse Type gPV (Photovoltaic fuse)
Rated Voltage DC600V
Rated Current 15A
Breaking Capacity 20kA @ DC600V
Fuse Size 10 x 38mm
Number of Poles 2-pole (positive and negative)
Mounting DIN rail compatible
Standard IEC 60269-6

Electrical Configuration

The VOPV600-1/1 features a professional electrical design optimized for safety and performance:

VOPV600-1_1 Solar Combiner Box Diagram

Input Configuration:

  • Single string input with positive (+) and negative (-) terminals
  • Integrated fuse protection on both poles
  • Quick-connect terminal blocks rated for 4-6mm² cable

Protection Sequence:

  • Primary protection: DC fuses (15A gPV type)
  • Secondary protection: Type 2 DC surge arrester
  • Isolation: 2-pole DC switch disconnector

Output Configuration:

  • Single output to inverter with clear polarity marking
  • Terminal blocks rated for 4-10mm² cable
  • PE (Protective Earth) connection provided

Inside of VOPV600-1/1 Solar Combiner Box

inside of VOPV600-1_1 Solar Combiner Box

Bill of Materials

Item No. Component Specification Quantity
1 ABS Enclosure 290x190x110mm, IP65 1
2 DC Switch Disconnector 2P, 32A, DC600V 1
3 DC Surge Arrester Type 2, 20kA, DC600V 1
4 DC Fuse Holder 2P, 15A, 10x38mm 1
5 DC Fuse (gPV) 15A, DC600V, 10x38mm 2
6 Input Terminal Block 4-6mm², Red/Black 2
7 Output Terminal Block 4-10mm², Red/Black 2
8 PE Terminal Block 4-10mm², Yellow/Green 1
9 DIN Rail 35mm standard 1
10 Cable Glands M20, IP65 rated 4
11 Mounting Brackets Stainless steel 2
12 Warning Labels Multilingual safety labels 1 set

Applications

The VOPV600-1/1 Solar Combiner Box is ideal for various photovoltaic applications:

Residential Solar Systems

  • Single-string rooftop installations
  • Small-scale home solar projects (3-5kW systems)
  • Grid-tied residential PV systems

Commercial Installations

  • Small commercial rooftop arrays
  • Building-integrated photovoltaic (BIPV) systems
  • Distributed solar generation projects

Specific Use Cases

  • Connection point between solar string and inverter
  • Protection hub for DC circuits in solar systems
  • Isolation and switching point for maintenance
  • Surge protection for valuable inverter equipment

Quality & Compliance

Certifications & Standards:

  • EN50539 Type 2 – Photovoltaic (PV) systems – DC connectors
  • IEC 60269-6 – Low-voltage fuses for photovoltaic applications
  • IEC 61643-31 – Surge protective devices for photovoltaic installations
  • IP65 – Ingress Protection (dust-tight and water jet protected)
  • RoHS Compliant – Restriction of Hazardous Substances

Quality Assurance:

  • 100% factory testing before shipment
  • High-temperature aging tests
  • Mechanical stress testing
  • Insulation resistance verification
  • Contact resistance measurement

Manufacturing Excellence:

  • ISO 9001 certified manufacturing facility
  • Strict quality control procedures
  • Premium component selection
  • Professional assembly processes
  • Comprehensive final inspection

Installation & Maintenance

Installation Guidelines:

  • Mount in a well-ventilated location away from direct sunlight and rain
  • Ensure proper cable entry sealing to maintain IP65 protection
  • Follow color-coded terminals: Red (+), Black (-), Yellow/Green (PE)
  • Verify all connections are tight and secure before energization
  • Label all cables clearly for future maintenance

Safety Precautions:

  • Always disconnect DC power before opening the enclosure
  • Use appropriate personal protective equipment (PPE)
  • Follow local electrical codes and regulations
  • Ensure proper grounding of the system
  • Never exceed the rated voltage and current specifications

Maintenance Recommendations:

  • Visual inspection every 6 months
  • Check surge arrester indicator status
  • Verify all connections remain tight
  • Clean enclosure exterior as needed
  • Replace fuses only with identical specifications

Why Choose VIOX Electric?

  • Global Expertise: With years of experience in international markets, we understand the diverse requirements of solar installations worldwide.
  • Quality First: Every product undergoes rigorous testing to ensure it meets or exceeds international standards.
  • Technical Support: Our experienced engineering team provides comprehensive pre-sales and after-sales technical assistance.
  • Competitive Pricing: As a manufacturer, we offer competitive pricing without compromising quality.
  • Fast Delivery: Efficient production and logistics ensure timely delivery to your project site.
  • Customization Available: We can customize products to meet specific project requirements.

Get in Touch

Ready to enhance your solar installation with the VOPV600-1/1 Solar Combiner Box? Contact VIOX Electric today for:

  • Detailed technical specifications
  • Pricing and MOQ information
  • Custom configuration options
  • Technical support and consultation
  • Sample orders for testing

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