Provide trickle charging

Provide freshening charge

Provide constant current charging

Provide constant potential method charging

Battery unit

Inverter unit

Rectifier unit

Controller unit

Buckling

Polarization

Local action

Amalgamation

Fault in inverter circuit

Battery is short circuited

Mains earthing is not proper

Ampere hour (A.H) capacity of battery is not sufficient

Battery get short circuited

Defective feedback circuit

Input voltage is very high

Relay points are joined together