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FAQ
How long does it take to install a photovoltaic system?
Residential photovoltaic systems typically take 3-7 working days to complete installation, while commercial and industrial photovoltaic systems require 2-6 weeks depending on scale.
What is the lifespan of a photovoltaic system?
The design life of photovoltaic modules is typically over 25 years, with actual service life up to 30 years. Inverters typically have a lifespan of 10-15 years and require periodic replacement.
Does installing a photovoltaic system require government approval?
Yes, installing a photovoltaic system in Vietnam requires applying for grid connection permission from local power departments. Our team can assist you in completing all necessary approval processes.
Can the system still work normally during continuous rainy days?
During rainy days, the power generation of the photovoltaic system will decrease, but it can still generate some electricity. If an energy storage system is installed, stored electricity can be used.
Does the photovoltaic system require daily maintenance?
The maintenance of photovoltaic systems is relatively simple, mainly including regular cleaning of photovoltaic panels and checking system operation status. We provide 5 years of free operation and maintenance services to give you peace of mind.