WBPHED/EE/BMD/NIeT-13 OF 2024-2025/42

Amount

Emergency fault finding of the 160 KVA Transformers, 4 &1 panel VCBS, 250KVA AVR with connecting HT, LT cables with hiring of all Testing kit / machine like Insulating Resistance ,VDB test dehydration filtration etc

SINGLE PANEL VCB :

Solid State Electronic Buzzer / Hooter supply Make: STS, Model: SBMV-96, Aux: 12 – 240 V AC/DC

Buzzer / Hooter replacement charges

240 sq. mm. X 3 core, 11 KV grade, Indoor type, heat shrinkable End Termination Kit supply

240 sq. mm., 11 KV grade indoor type heat shrinkable Kit Jointing charges

Cable supporting post insulator supply

3 nos. post insulator replacement charges

200-Watt Space Heater supply Make: RECO, 230 V

Supply delivery of Thermostat supply Range: 30⁰ C - 110⁰ C, 15 Amp., 230/250 V AC Make: ELCON GOLD, Model: MM-106,

Charges for 5 Nos. space heater along with 3 nos. thermostat wiring connection of SP VCB Panel

CT Terminal supply

CT Terminal replacement charges

Charges for 11 KV VCB Racked out from 11 KV Panel, 11 KV VCB Mechanism dismantling, 11 KV VI Housing Rubbing, Cleaning by applying CRC, WD-40, Varnishing by applying Red Insulation Varnish and Heating treatment done for IR Improvement, after IR improving 11 KV VCB Racked IN inside Panel and power charging by Expert Electrical Engineer.

Charges for 11 KV HT cable disconnection, 11 KV CT primary & secondary side disconnection, 11 KV CT dismantling, rubbing, cleaning done by applying CRC, WD-40. After that heating treatment done, then varnishing done by applying Red Insulation Varnish to improve the IR value, after improving the IR value finally re-fitting the 11 KV CT, reconnecting the primary and secondary connection and termination of 11 KV HT cable and power charging Done

Charges for 3 Nos PT Dismantling, Rubbing, Cleaning done by applying CRC, WD-40. After that heating treatment done, then varnishing done by applying Red Insulation Varnish to improve the IR value, after improving the IR value finally re-fitting 3 Nos PT and PT Kept in Line

Charges for CT Spouts & Bus-Bar Spouts Dismantling, Rubbing, Cleaning done by applying CRC, WD-40. After that heating treatment done, then varnishing done by applying Red Insulation Varnish to improve the IR value, after improving the IR value finally re-fitting

Charges for all bus-bar supporting post insulator Dismantling, Rubbing, Cleaning to be done by applying CRC, WD-40. After that heating treatment to be done, then varnishing to be done by applying Red Insulation Varnish to improve the IR value, after improving the IR value finally re?fitting all busbar supporting post insulators

Charges of replacement of spring charging indication circuit checking,Buzzer / Hooter,Aux. Contactor,8 Window Announciator by the skilled electrician as per direction of E.I.C

4 – PANEL VCB:

Supply and delivery of O/C & E/F Relay supply Make: Schneider, Model: Micom P111 / Easergy P1

Supply and delivery of O/C & E/F relay replacement & calibration charges

Supply and delivery of 240 sq. mm. X 3 core, 11 KV grade, Indoor type, Heat shrinkable End Termination Kit

240 sq. mm., 11 KV grade, indoor type, Heat shrinkable Kit Jointing charges

Supply and delivery of 95 sq. mm. X 3 core, 11 KV grade, Indoor type, Heat shrinkable End Termination Kit

95 sq. mm., 11 KV grade, indoor type, Heat shrinkable Kit Jointing charges

Supply and delivery of 200 Watt Space Heater supply 230 V Make: RECO,

Supply delivery of Thermostat supply Range: 30⁰ C - 110⁰ C, 15 Amp., 230/250 V AC Make: ELCON GOLD, Model: MM-106,

Supply delivery of 2.5 sq. mm. S/C, 1.1 KV grade Control cable supply for space heater and thermostat wiring of 4 panel VCB, single panel VCB and control wiring rectification of 4 panel VCB

Charges for 4 Nos. space heater along with 2 nos. thermostat wiring connection of SP VCB Panel

Charges for 11 KV VCB Racked out from 11 KV Panel, 11 KV VCB Mechanism dismantling, 11 KV VI Housing Rubbing, Cleaning by applying CRC, WD-40, Varnishing by applying Red Insulation Varnish and Heating treatment done for IR Improvement, after IR improving 11 KV VCB Racked IN inside Panel and power charging Done of Incomer, O/G-1, O/G-2 & Spare Panel.

Charges for 11 KV HT cable disconnection, 11 KV CT primary & secondary side disconnection, 11 KV CT dismantling, rubbing, cleaning done by applying CRC, WD-40. After that heating treatment done, then varnishing done by applying Red Insulation Varnish to improve the IR value, after improving the IR value finally re-fitting the 11 KV CT, reconnecting the primary and secondary connection and termination of 11 KV HT cable and power charging Done of O/G-1, O/G-2 & Spare Panel.

Charges for Bus-Bars Dismantling, Rubbing, Sulfating Cleaning, Heating by applying CRC, WD-40, for IR Improvement and finally Re-fitting

Supply and delivery of Current Transformer . Ratio: 60 - 30/5+5 A, Make- Reputed Core1: 15 VA, Class: 0.5 Core2: 15 VA, Class: 5P10, STC: 25 kA for 1 SEC

Charges for old burnt CTs dismantling from circuit and new CTs Installation, Fixing, Bus-Bar connection, CT secondary connection at Incomer of 4 panel VCB

Charges for CT Spouts & Bus-Bar Spouts Dismantling, Rubbing, Cleaning done by applying CRC, WD-40. After that heating treatment done, then varnishing done by applying Red Insulation Varnish to improve the IR value, after improving the IR value finally re-fitting of Incomer, O/G-1, O/G-2 & Spare Panel.

Supply and delivery of 11 KV 3 Phase Potential Transformer Ratio: 11 KV/ 110 V, Make: NPP/ Reputed Burden: 100 VA / Phase, Class 0.5 Insulation level: 12 / 28 / 75 kVp, HSV: 12 KV, Voltage Factor: 1.2 continuous 1.5 for 3 secs (Including PT Fuse Supply)

Charges for old defective PTs Secondary wire disconnection, dismantling the defective PTs from circuit and new PTs Installation, Fixing, Bus-Bar connection, PT secondary wire re- connection and after re-fitting the PTs at circuit testing & power re-storation

Power Pack supply Make: Shruti Electronics, I/P: 110 / 230 V AC, O/P: 110 V DC

Power Pack replacement charges

Paint supply for Incomer, Outgoing-1, Outgoing-2 & Spare VCB Chamber & CT Chamber Painting

Rusted portion De-rusting & Painting charges of Incomer, Outgoing-1, Outgoing-2 & Spare VCB Chamber & CT Chamber

250 KVA HT AVR (7 – 12 KV / 11 KV) :

Charges for Di-Electric Strength Test (BDV Test)

Supply delivery and filling of Transformer Oil (minaral cooling Oil) as per IS-335-1993.

Supply delivery of Elysian Blue Color Silica Gel dry and desiccant crystals type in the Breather of above transformer as per direction

Supply and delivery Control Transformer supply 50 VA, 240 V / 110 V

Supply and delivery Aux Contractor supply (4 NO – 4 NC) Make: Siemens / ABB, Coil Voltage: 110 V AC

Supply and delivery Aux Contractor supply (4 NO – 4 NC) Make: Siemens / ABB, Coil Voltage: 220 V AC

Supply and delivry PCB Relay Card for AVR

Supply and delivery Voltage Controller Potentiometer (1K) supply

Supply delivery of Power Pack supply O/P: 110 V DC Make: Shruti Electronics

AVR Inspection and Control Operation Rectification Charges by fixing all supplied spares in item no

Dehydration & Filtration of Transformer Oil by heat run process for improvement of IR Value (BDV minimum 60KV/mnt) by the hiring of Filtering Machine and Testing Machine & Kit etc as per I.E Rules.

All kinds of Gaskets & Oil Seal supply for HT & LT Bushings, Top Cover, Inspection Cover, Valve etc. of (A+C) Unit of 250 KVA AVR

Charges for gasket changes for (A+C) Unit of 250 KVA AVR by disconnecting of all HT and LT terminals, draining transformer oil, opening of top cover, arresting of any oil leakage by changing of gasket and oil seal respectively various gasket portion like top cover, inspection cover, tap switch, conservator tank, radiators, buchholz, drain valve (as where required) and HT-LT bushing portion

Painting of of the above AVR by the ready mixed primer of approved make, and brand incl. preparation of surface by sand paper, cleaning etc. for receiving two coat of superior quality synthetic anamal paint after applying one coat of red lead chromate primer as per direction of EIC Painting wil be done by the spray paiting machine

160 KVA Transformer (11 KV / 0.433 KV) :

Supply and delivery of Transparent Breather with 250 grm. Silica Gel

supply and filling New Transformer Oil as per IS-335

Charges for Di-Electric Strength Test (BDV Test) by the hiring of Testing Machine & Kit etc as per I.E Rules.

Supply and delivery All kinds of Gaskets & Oil Seal supply for HT & LT Bushings, Top Cover, Inspection Cover, Valve etc. of 160 KVA, 11 KV / 0.433 KV Transformer

Charges for gasket changes for 160 KVA Transformer by disconnecting of all HT and LT terminals, draining transformer oil, opening of top cover, arresting of any oil leakage by changing of gasket and oil seal respectively various gasket portion like top cover, inspection cover, tap switch, conservator tank, radiators, buchholz, drain valve (as where required) and HT-LT bushing portion

Dehydration & Filtration of Transformer Oil by heat run process for improvement of IR Value (BDV minimum 60KV/mnt) by the hiring of Filtering Machine and Testing Machine & Kit etc as per I.E Rules. (240ltr x2) nos transformar

Painting of of the above AVR by the ready mixed primer of approved make, and brand incl. preparation of surface by sand paper, cleaning etc. for receiving two coat of superior quality synthetic anamal paint after applying one coat of red lead chromate primer as per direction of EIC Painting wil be done by the spray paiting machine

LT PDB Panel :

Supply and delivery of Multi-Function Meter Make: Schneider, Model: Conzerv EM6400NG

Supply and delivery of Ring CT (0.66/3 KV) Ratio: 60/5 A, VA:5, Class:1.0

Supply and delivry of 3 PH Digital Ammeter (Make- Schneider)

Supply and delivery of 4 Way 63 Amp. Terminal Block

Checking fault part by part of LT PDB panel Replacement and calibration of supplied spares in item no E and cleaning servicing of all terminals, bus bar by applying CRC, WD-40, for IR Improvement .

Add: 18% GST

Add: 1% Cess

H.K.DAS & CO. (BID ID -5910227)

CONCORD ENGINEERING (BID ID -5908698)

ORIENTAL ENGINEERING CO. (BID ID -5910696)