• Anomalies

    Drop in voltage with constant current The usual process is for the voltage to rise with a constant current hence the idea that when a battery is highly or fully charged the voltage is regulated. Feb 7th But I have found that although the voltage is… more »
  • 6 Nov 2014

    Battery Sulfation rollsbattery.com/ . . /charging-flooded-lead-acid-batteries Thursday 6th Nov 2014 On receipt of the batteries, after checking the containers were intact, I measured the voltage of each and found one at 12.83 the others at 12.88. I then… more »
  • Causes of Sulfation

    CAUSES Most cases of sulfation are caused by: UNDER CHARGING OR NEGLECT OF EQUALISING CHARGE When a cycled battery is charged repeatedly at low rates but not fully charged, the acid is not effectively driven out of the plates, particularly the lower… more »
  • Treatment

    Thorough and careful attention to the following steps often will restore a sulphated battery to good operation condition. Clean battery; Bring electrolyte level to proper height by adding water; Put battery on charge at the prescribed finishing rate… more »
  • MPPT 75|15 (1)

    Rolls Batteries : : REC 250W Panels : : Victron 75|15(2) S.N. HQ141168 MRR Emailed this to Wind and Sun Surprised to see no LED on the Victron when I returned today at 6pm. When I left yesterday at 1pm it was registering a float charge to two Rolls… more »
  • Stecca Pro 10|10