-Used commonly for distribution power transformers of different specifications. The user can perform most of the factory tests as per IEC /IS/ BIS standard for transformers like: No load test (O.C. Test), Load Test (S.C. test), DVDF Test, HV Test etc.-The connections between transformer and testing panel have to be done manually for all the tests.-All the meters are having accuracy class of 0.5 or 1.0 (Customised).-Selection of CT and PT ratio have to be done manually & Instruments can not be Interfaced with computer/ laptop.-For selection of tests, single rotary switch is provided.