SRI ® AMC (Annual Maintenance Contract) << Back

We undertake Annual Maintenance contract for maintenance of SRI® Make as well as other makes oftransformers as well as Unitised/Packaged Sub-stations. Periodic maintenance is required for trouble freeoperations of the product and uninterrupted supply of power.Quarterly or Bi-annual visits are planned by our service engineers depending on the services availed by thecustomers. Below are some of the parameters checked and serviced by our service team.

  • Specifications

Sr No Parameters for Oil Filled Transformers Parameters for Dry Type Transformers

1 Checking of I.R. Value Checking of I.R. Value
2 Checking of Magnetic Balance Checking of Magnetic Balance
3 Inspection of HV & LV Bushings and Metal parts Inspection of HV & LV Bushings and Metal parts
4 Checking the earthing connection of the equipment, Door gate etc Check the earthing connection of the equipment, Door gate etc
5 Dress – up HT / Control cable and crimp lugs. Dress – up HT / Control cable and crimp lugs.
6 Check for winding temperature & auto trip at specific value. Check for winding temperature & auto trip at specific value.
7 Oil Level Check and Top-Up Cleaning with hand blower & brushes / dry cloth.
8 Oil Filtration for improving B.D.V & I.R. Values Removing dust from windings and louvers with a industrial blower.
9 Check for all safety alarms, enunciator lamps & fans. Check for all safety alarms, enunciator lamps & fans.
10 Check protection relay setting and also check tripping (If any). Check protection relay setting and also check tripping (If any).