Tamil Nadu Electricity Board [TNEB] — Eb bill issues

Address:

No-63, Old agraharam, Pillaiyar koil street, Avadi, Chennai - 54

Hu sir my manikandan this my cunsumer id no-[protected]
name- balakriahnan
This month we have 485 unit only cunsume .But bill generated for 600 unit, Rs-2440.but that eb office person not response.and eb office bill counter person to this amount 2440.But my reading is very low unit.plz neet to support sir