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The Atess PV Combiner Box (8-to-1) is a robust accessory designed to centralise and manage multiple photovoltaic (PV) strings in solar energy systems. Equipped with a smart controller, it enables real-time monitoring and reliable system protection. Integrated with essential safety components, such as string fuses, surge protection devices (SPD), and a circuit breaker, it ensures both overcurrent and surge protection to enhance the safety and longevity of PV installations. Its durable IP65-rated enclosure is engineered for outdoor environments, providing protection against dust and water ingress.
Applications
- Commercial and Industrial Solar Installations: Ideal for integrating multiple PV strings in medium to large-scale solar arrays, enhancing system control and efficiency.
- Utility-Scale Solar Farms: Provides robust and reliable string monitoring and protection for large-scale solar power plants.
- Residential Solar Arrays: Suitable for advanced residential solar systems where safety and monitoring of multiple strings are essential.
Key Features
- Smart Controller with RS485 Communication: Enables remote monitoring and data collection for efficient system management.
- Comprehensive Protection: Includes input fuses for overcurrent protection, SPD for surge protection, and a circuit breaker for enhanced safety.
- Temperature Sensor: Monitors internal temperature to prevent overheating and ensure optimal operation.
- Optional String Monitoring: Allows individual string current monitoring for accurate performance assessment and fault detection.
- Flexible Configuration: Available in models with 8 or 16 inputs, offering scalability to suit various installation sizes.
- IP65-Rated Enclosure: Provides reliable protection against environmental factors, ensuring longevity in outdoor settings.
Overview Block Diagram
- PV Input (positive and negative) → Fuse for overcurrent protection
- Surge Protection Device (SPD) for lightning protection
- Circuit Breaker for safe disconnection
- Smart Controller with RS485 Communication Interface for remote monitoring
- Temperature Sensor for internal monitoring
- DC Output for centralised output
Max. Input Voltage
1000V
Number of Input Strings
8
Input Fuse
25A, 10×38mm on both positive and negative poles
Max. String Isc
15A
Max. Output Current
120A
Output Breaker
200A
Protection Degree
IP65
Dimensions (W/H/D)
700 x 640 x 192mm
Operating Temperature
-25°C to 55°C
Communication
RS485