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Electrolyte circulation system (optional accessory)
1. Application
The electrolyte circulation system is based on the principle of pumping
air into the individual battery cells. This system prevents electrolyte
stratification and the battery charge is optimised using a charge factor
of 1.07. The electrolyte circulation is particularly beneficial for heavy
duty use, short charge times, boost or opportunity charging and in
high ambient temperatures.
2. Function
The electrolyte circulation consists of a pipe system fitted in the cells.
An Aeromatic diaphragm pump is fitted in the charger or separately
mounted on the battery or vehicle. This diaphragm pump sends a
low rate airflow into each cell which creates a circulating air stream
inside the cell box. The air stream is continuous or pulsed depending
on the battery voltage and pump type. The air supply is adjusted in
accordance to the number of cells in the battery.
The pipe system to the individual battery cells must follow the existing
electrical circuit. This reduces the risk of current leakage in the
presence of electrolytic gas causing an explosion (EN 62485-3).
3. Maintenance of air filter
Depending on the working conditions, the pump air filter should be
changed at least once a year. In work areas with high levels of air-
pollution, the filter should be checked and replaced more frequently.
4. Repair and maintenance
The system must be checked for leakage. The Hawker charger will
display an error message to indicate leakage. Sometimes in the case
of leakage the characteristic charging curve is switched over to the
characteristic standard curve (without electrolyte circulation).
In case of faulty parts, contact EnerSys service. Only EnerSys original
spare parts may be used, as these are designed for the pump air supply
and will ensure correct functioning of the pump.
Disposal and back to the manufacturer!
Always dispose of the battery container and cells through your local service depot. Do not attempt to dismantle the battery
or the cells in any way. Once the product has failed and is no longer repairable store outside the Zoned area until removed for
reclaim.
Batteries with this sign must be recycled.
Batteries which are not returned for the recycling process must be disposed of as hazardous waste!
When using motive power batteries and chargers, the operator must comply with the current standards, laws,rules, and
regulations in force in the country of use!
© 2022 EnerSys. All rights reserved. Trademarks and logos are the property of EnerSys and its affiliates unless otherwise noted.
Subject to revisions without prior notice. E.&O.E.
EMEA-EN-IU-HAW-PPAT-WLAT-0522