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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 carry
out the inspection and testing of tap changers, inspect on load and off load
changer parts and replace any defective parts.
Ø Perform 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 Hands on experience 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
doble test equipment, testing of buchholz relays function, testing of
insulating oil, testing of BCTs.
Ø Should be able to perform 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 litres per hour.
Ø Should be able to perform preventive
and corrective maintenance of dry type transformers, rectifier transformers.
Ø Should be able to erect, test and
commission 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 be able 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.
Ø Should have hands on experience in
preventive and corrective maintenance of bulk oil circuit breakers, MOCB, SF6
circuit breakers and vacuum circuit breakers.
Ø Should be able to rectify and trouble
shoot the defects in any type of breakers.
Ø Should be able to carry out the
complete testing of the breakers such as timing test, vacuum integrity test
in vacuum circuit breakers, contact resistance test, simulate and check gas
pressure, contact wear measurement, perform all necessary tests for C/B’s
earth switches, vacuum measurement (SF6 Pressure measurement and refilling if
required).
Ø Should have hands on experience in
the retrofit work of circuit breakers such as replacement of damaged/
defective circuit breaker by fitting new breaker in the old cubicle by making
required modifications.
Ø Should be able to provide emergency
breakdown work for replacement or repair of breakers.
Ø Should have hands on experience in
the preventive maintenance of all types and makes of battery chargers and
UPS.
Ø Should be proficient in the
corrective maintenance of battery chargers and UPS which includes locating
and identifying the faults and make necessary repair to trouble shoot the
fault. Should be able to identify the faults in the electronics cards, make
repair by replacement of faulty components of the cards.
Ø Should have the knowledge of testing
of the battery charger and the UPS.
Ø Shall be responsible for other panels
which have electronic cards.
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