aoh of electrical equipments and auxiliaries of unit- 2 of 2x600 mw, sstpp, dongalia.- aoh of electrical equipments & auxiliaries of unit- 2 of 2x600 mw, sstpp, dongalia 2 misc works in generator overhauling 3 h2 purging after unit shutdown & h2 refilling before of unit light up. 4 transformers 5 general overhaulingof ht transformers 6 generating transformer ( work description as detailed intender schedule ) 7 station transformer ( work description as detailed intender schedule ) 8 inter-connecting transformer ( work description as detailed intender schedule ) 9 unit auxiliary transformer ( work description as detailed intender schedule ) 10 neutral grounding panel ( gen., gt, st, uats ) { ( work description as detailed intender schedule ) } 11 general overhaulingof lt transformers 12 lt dry type transformers ( work description as detailed intender schedule ) 13 lt oil filled transformers ( work description as detailed intender schedule ) 14 switchyard 15 breaker, isolators , earth switch, bay equipments ( cleaning & terminal tightness ) 16 bus ducts ( work description as detailed intender schedule ) 17 21 / 15.75 kv gen bus duct 18 11 kv uat / st bus duct 19 6.6 kv uat / st bus duct 20 lt transformer bus duct 21 esp 22 esp overhaling as per scope of work 23 ht switchgear ( 11 kv / 6.6 kv ) 24 bus cleaning , tightness & complete inspection of all buses. 25 breaker cleaning, tightness & operation checking 26 bop switchgears panel / local control panels / wall mounted panels and 415v ltswbd / mcc / acdb / dcdb switchgear panel 27 bus cleaning , tightness & complete inspection of all buses.breaker cleaning, tightness & operation checking 28 power house lighting & power supply 29 cleaning , tightness & complete inspection of all lightning transformers & ldb 30 providing power supply as per site requirement & for other maintenance work of bmd, tmd etc. 31 ht motors 32 servicing of ht motors , cleaning , tightness, bearing inspection , greasing etc. nomenclature of motors 33 ht motor cooler ( general inspection & cleaning ) 34 lt motors servicing 35 motors above 40 kw 36 motor 40 kw to 11 kw 37 motors 10 kw to 5.5 kw 38 motors 5 kw to 1.1 kw 39 motors 1 kw and below 40 esp lt motors 1 kw and below 41 lt motor overhauling 42 motors above 40 kw ( machining ) 43 motor 40 kw to 11 kw 44 motors 10 kw to 5.5 kw 45 motors 5 kw to 1.1 kw 46 motors 1 kw and below 47 servicing of dc bus 48 cleaning / servicing of 220 v dcdb bus 49 servicing of sootblowers 50 servicing of soot blower motor 1 kw & below 51 servicing of soot blower panel / module