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Ø Should have hands on experience in
the compete field services including preventive, corrective and breakdown, testing,
inspection, servicing and repair of generator and EHV power transformers,
distribution transformers, dry type
transformers and rectifier transformers, neutral grounding resistors.
Ø Should be able to independently
support the technicians to carry out the inspection and testing of tap
changers, inspect on load and off load changer parts and replace any
defective parts.
Ø Assist the technician in performing
PM of fan motors and oil pumps, test and calibrate temperature indicators,
bucholz relays, sudden pressure relays, pressure relief device, online gas
monitoring system etc.
Ø Support in the complete testing of
the transformer such as turns ratio test, winding resistance, insulation
power factor test of windings and bushings, IR and PI of windings, winding
excitation currents suing double test equipment, testing of buchholz relays
function, testing of insulating oil, testing of BCTs.
Ø Should be able to assist the
filtration services of oil for the transformers and replacement of old oil
with new oil in the transformers. Experience in operating and maintaining
transformer oil filter machine of capacity up to 10,000 liters per hour.
Ø Should be able to perform preventive
and corrective maintenance of dry type transformers, rectifier transformers.
Ø Should support in the erection, testing and commissioning oil
filled transformers up to and including 133/266 MVA capacity, including
installation, assembly, oil filling and filtration, testing, cable and bus
duct connection, testing of interlock, alarm and protection.
Ø Should assist the technician team to
carry out the PM and CM of Ring main units such as check/repair any oil leak
for switching units, oil indicating gauges, topping up oil, replacement of
sealing gaskets, oil testing.
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