Green color of the indicator - the battery is ready for operation.
Red color of the indicator - the battery requires maintenace (gravity ad level of electrolyte to be verified? open circuit voltage,to make charge of the battery))
|State of accumulator battery, %||State of discharge of accumulator battery, %||Open-circuitvoltage, V||Gravity of electrolyte at t+25C g/cm|
|100||0||not less than 12,7||1,28|
|80||20||not less than 12,5||1,24|
|60||40||not less than 12,3||1,21|
|40||60||not less than 12,1||1,175|