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Maximum input current:
System voltage:
Input voltage:
Input voltage:
Number of connectable strings:
Deye PV Optimizer Introduction
storage and balcony power plant
Question & Answer
Q&A about the Deye Power Optimizer SUN-XL02-B
What is the DEYE Optimizer Concentrator Monitoring SUN-XL20-B?
The DEYE Optimizer Concentrator Monitoring SUN-XL20-B is a central control and safety solution for medium and large photovoltaic systems. It manages multiple PV strings, increases system efficiency, and offers an integrated rapid shutdown function.
How many strings can the DEYE Optimizer Concentrator Monitoring SUN-XL20-B manage?
The DEYE Optimizer Concentrator Monitoring SUN-XL20-B supports up to four PV strings and operates with system voltages of up to 1500 V DC and currents up to 20 A.
How is the DEYE Optimizer Concentrator Monitoring SUN-XL20-B powered?
The device is typically powered via the inverter's RSD connection (12–15 V). Alternatively, the DEYE Optimizer Concentrator Monitoring SUN-XL20-B can be powered via an external 12 V power supply.
What security features does the DEYE Optimizer Concentrator Monitoring SUN-XL20-B offer?
The DEYE Optimizer Concentrator Monitoring SUN-XL20-B features a rapid shutdown function that immediately reduces the DC voltage in the event of a power failure, ensuring the highest safety standards.
How does the DEYE Optimizer Concentrator Monitoring SUN-XL20-B communicate with the modules?
It uses PLC (Power Line Communication) and transmits all data directly via existing solar cables. No additional communication lines are required.
Is the DEYE Optimizer Concentrator Monitoring SUN-XL20-B suitable for outdoor use?
Yes. With its IP68 protection rating, the DEYE Optimizer Concentrator Monitoring SUN-XL20-B is completely protected against dust and water and operates reliably in the range of -40 °C to +65 °C.
Which devices are compatible with the DEYE Optimizer Concentrator Monitoring SUN-XL20-B?
The DEYE Optimizer Concentrator Monitoring SUN-XL20-B is compatible with the DEYE SUN-XL02-B power optimizers, enabling optimized energy generation and module-based monitoring.
For which systems is the DEYE Optimizer Concentrator Monitoring SUN-XL20-B suitable?
The DEYE Optimizer Concentrator Monitoring SUN-XL20-B is ideally suited for medium and large PV systems that require intelligent monitoring, high security and reliable communication.
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