supply of transformer oil testing kit (bdv), 1kva/0-100kvtransformer oil testing kit (bdv), 1kva/0-100kv,transformer oil testing kit (bdv), 1kva/0-100kv range motorized cum manual type (digital) f or measuring break down voltage/dielectric strength of insulating oil used in transformer/other switchgears with complete accessories (test equipment, oil test vessel with mushroom electrode assembly, 2.5mm go- no-go gauge, main ac cable of suitable length, user manual with test and warranty certificates) technical specification as: input power: single phase ac 220-250 v/50 hz, output: 0- 100 kv ac, trip current: max 1 0-20 ma, operating temp.: -10 to 50 deg cent, humidity: