Various electrical works during AOH COH of unit 8 and 9.

OH work of 415V LT motors of unit 8& 9 PH-III in forth coming overhaul of units.

A/H soot blower, LP dozing, LOP of PA fan, ID fan

ID & PA fan motor brg. LOP,

A/H guide brg., support brg. LOP

SEE system Ty. Panel cooling fan motor

SEE Transformer cooling fan motor

A/C gun cooling, HP dozing pump, DC Gun cooling, VE fan motor, Alum agitators pump and strainer(WT) plant.

Travelling water screen motor

AC scanner, DC scanner, coal feeder motor(dyno-drive), instrument air dryer motor, AC blower, Chilling unit fan,

Slag conveyor, FD fan & BFP motor LOP, condenser tube cleanaing motor, dewatering pump motor

HP/ LP bypass valve motor, AC seal oil pump motor, DG set pump, Uni-filter water supply motor, FD fan LOP motor.

Stator water pump & oil centrifuge pump motor

Hotwell make up pump, AH main drive, A/C blower motor, DC seal oil pump motor, chilled water, H2 plant compressor motor,

AH main drive, LO pump, ignitor air fan, clinker grinder DC LOP motor.

Seal water pump, oil transfer pump, water supply motor at unifilter and surface water pump, clear water pump motor(WT) plant

Raw water pump motor, BCW pump, air washer cooling pump motor,

AC LOP motor, DM water pump motor

HO pump, barring gear motor TABP pump motor

Seal air fan motor, AC cooling water pump motor

Boiler filling pump, air washer fan motor

Wash water pump motor

AC compressor, domestic water

BABP motor, HP pump motor

Drip pump, HP wash pump

Fire water pump motor, LP pump motor

Instrument & plant air compressor motor

Description of Work / Item(s)

Various overhaul works of soot blowers

Complete OH work of soot blower rotary motor travel motors including disconnection, shifting & re-installation.

Repairing & painting of soot blower motor covers by paint of standard quality

Cleaning & tightness of soot blower 415V bus & its motor modules.

Cleaning & replacement of soot blower JB & limit switch including cable termination.

Description of Work / Item(s)

Various electrical work to be carried out in ESP

Cleaning work of shaft insulator with their housing, replacement of defective insulator if any, painting of complete housing inside and outside.

Determination, dismantling, removal & testing of shaft insulator heater

Determination, dismantling, removal & testing of hopper and support heaters. The work includes fabrication of new GI frame for new heater & filling, packing new glass wool.

OH & painting of disconnecting boxes & fixing of gland rope

Cleaning, painting and tightness of Transformer Rectifier sets

Complete OH work of emitting and collecting, rapping motors including disconnection, shifting & reinstallation.

Repairing, painting of rapping motor covers of standard quality.

Repairing/patching of support insulators box

Cleaning of support insulator and painting work of big size support insulator box size 1980x1080x800mm

Cleaning of support insulator and painting works of small support insulator box size 11980x1080x80mm

Description of Work / Item(s)

Cleaning, tightness, checking and overhauling work of various 415V bus

Cleaning, tightness, checking and overhauling work of various 415V bus during AOH/COH period of Unit no. # 8 & 9 and station . a/ USS sw.gear – 4 b/ TG MCC – 4 c/ BMCC – 4 d/ N/E bus – 2 e/ ESP sw.gear – 4 f/ CW MCC – 1 g/ WT MCC – 2 h/ Ash handling MCC – 2 i/ Fuel oil MCC – 2 j/ DC bus. – 3 k/ Station bus 415V - 2 Cleaning, tightness checking and overhaul work of various 415V motor module of various MCC mentioned as above. The OH work covers the module as under: I / Module type up to 30KW motors. Il / Module type up to 30KW to 100KW motors.

Cleaning and bus tightening of 6.6KV sw.gear. Location: 6.6 KV #8 sw.gear station bus DA & DB # 9

CONTRACTO CONSTRUCTION CO

TAPASYA ENGINEERING

SOURABH ENGINEERING

CONTRACTO CONSTRUCTION CO

CONTRACTO CONSTRUCTION CO

SOURABH ENGINEERING

CONTRACTO CONSTRUCTION CO

SOURABH ENGINEERING

Cleaning work of shaft insulator with their housing, replacement of defective insulator if any, painting of complete housing inside and outside.

Cleaning, tightness, checking and overhauling work of various 415V bus during AOH/COH period of Unit no. # 8 & 9 and station . a/ USS sw.gear – 4 b/ TG MCC – 4 c/ BMCC – 4 d/ N/E bus – 2 e/ ESP sw.gear – 4 f/ CW MCC – 1 g/ WT MCC – 2 h/ Ash handling MCC – 2 i/ Fuel oil MCC – 2 j/ DC bus. – 3 k/ Station bus 415V - 2 Cleaning, tightness checking and overhaul work of various 415V motor module of various MCC mentioned as above. The OH work covers the module as under: I / Module type up to 30KW motors. Il / Module type up to 30KW to 100KW motors.