Maintenance-free Batteries Batteries
which do not require maintenance are special battery types, which - compared to standard
batteries - have no cell openings for adding distilled water. The electrolyte consisting
of battery acid and water in embedded in a gel. The fork lift trucks must be equipped with
special discharge indicators when such batteries are installed. Also the charging
equipment has to be compatible with this type of battery.
Advantage:
- no dangerous gases are emitted to the outside.
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