bids are invited for repair, maintenance, and installation of plant/ systems/equipments (version 2) - following work required to be done for 200ah dc 110v float charger of az electronics make charger 1 at 132kv ss kirawali agra; substation; service provider - following work required to be done for 200ah. dc 110v, float charger of az electronics make charger-1 at 132kv s/s kirawali, agra.a. repairing of firing card and control card of float charger and changing the damaged component i.c. resistor, ic, transistor, etc.b. checking of diode circuit and replacement of damaged diode and other component if required.c. checking of thyristor circuit and replacement of damaged thyristor and other component if required.d. replacement of the damaged led & other associated worke. replacement of blown resistor and condenser in filter circuit