Tower ESS Unit User Manual
25
[Periodical Maintenance]
The battery system will become unbalanced if have not be charged
fully for a long time. Solution: Preform the balancing maintenance (fully charged) every 3 month.
Generally this maintenance progress
needs to be completed when external devices such as the
monitor software and battery and inverter are in good communication.
4.3.4 Output Relay Inspection:
[Periodical Maintenance]
Under low load condition (low current), control the output relay OFF
and ON to hear the relay has click voice, that’s mean this relay can off and on normally.
5 Storage Recommendations
●
For long-term storage (more than 3 months), the battery cells should be stored in the
environment: temperature range of 5~45
℃
, relative humidity <65% and contains
non-corrosive gas .
●
The battery module should arranged in range of 5~45
℃,
dry, clean and well ventilated
environment. The battery should be charged to 50~55% SOC before storage.
●
It is recommended to active the battery system (discharge and charge) every 3 months, and
the longest duration of storage without charge and discharge cannot exceed 6 months.
Caution:
The cycle life of the battery will have relative heavily reduction if not follow the above
instructions to store the battery for a long term.
6 Shipment
Battery module will pre-charged to 50% SOC or according to customer requirement before
shipment. The remaining capacity of battery cell is determined by the storage time and condition
after shipment.
●
The battery modules meet the UN38.3 certificate standard.
●
In particular, special rules for the carriage of goods on the road and the current dangerous
goods law, specifically ADR(European Convention on the International Carriage of Dangerous
Goods by Road), as amended, must be observed.
