r liquid.
Applications : 1)UPS(uninterruptible power supply) system
2)Emergency lighting system
3)Medical equipment and system
4)backup power system of boats, marine usages
5)Photovoltaic system/Solar power system
6)Emergency Alarm system/Security system
7)Power plant and power transformer system
8)Control Equipment
9)Wire or wireless telecommunication stations
10)Signal system of railway stations, airports or ports etc.