zip Software
07.23.2020
These are the most common type of battery used in renewable energy systems. They are less expensive than their Sealed counterparts, but require more maintenance. During charging, water is slowly boiled off these batteries. This requires the user to periodically refill the batteries will distilled water. How often these need to be refilled will depend upon how frequently they are discharged, how deeply they are discharged, and the charging voltage used.