South Bihar Power Distribution Company [SBPDCL] — facing low voltage due to higher number of connection

Address: Uttar Bazar, Warisaliganj, Nawada, 805130

In my area we have one distributing transformer and approx more than 1500 connection are there from the same we always faces a problem of low voltage as much a fridge can't work and about electric motor used to pump water has not been used since more than a month. Many complaints have been raised but nothing done by sub division-warisaling. And the other problem is that whenever there is rainfall electric supply is cut off and after 1-2 hours it is back . please do something