Frequently Asked Questions
Can this hybrid inverter work without a battery?
Yes, the SUB-D series is designed to support operation without a battery during the daytime, utilizing solar power directly to support the loads.
Does it support parallel connection for higher power needs?
The 6.2KW and 11KW models feature a parallel function, allowing you to connect up to 9 units in parallel to expand your system capacity.
What types of batteries are compatible with this system?
The inverter is compatible with both Lead-acid and Lithium batteries. It also includes a specialized lithium battery activation wake-up function.
What is the maximum efficiency of the unit?
The inverter achieves a peak efficiency of 97% when converting from PV to Inverter, and 94% when operating from Battery to Inverter.
What kind of remote monitoring options are available?
Users can opt for a WiFi Plug or GPRS module, which enables remote monitoring and management via a mobile application.
What safety protections are built into the inverter?
The system includes comprehensive protection for overload, over-temperature, short-circuits, low battery voltage, and battery reverse connection.