Stationary Flooded Battery Systems

Stationary Flooded Battery Systems
Preventative Maintenance Program
Description Quarterly Annual
Record battery model, serial number and date code X X
Measure and record battery string current and voltage X X
Measure and record voltage from most positive to ground and from most negative to ground X X
Measure and record AC ripple current X X
Measure and record ambient temperature X X
Verify water levels (ADD IF NEEDED) X X
Measure and record 10% cell specific gravity and electrolyte temperature X
Inspect battery, rack, floor, and battery area X X
Inspect for cracks, leakage, corrosion on terminals or rack X X
Measure and record 100% specific gravity of each cell/unit X
Measure and record voltage of 100% cell/unit X X
Measure and record electrolyte temperature of 100% cell/unit X
Detailed visual inspection of each cell/unit components X X
Visual inspection of each connection X X
Measure and record cell-to-cell and terminal resistance X
Measure and record internal resistance of each cell X
Inspect integrity of battery rack or cabinet X
Confirm safety equipment and documentation presence X X
Record date of inspection X X
Provide completed inspection report X X