Maintenance of various capacity of Transformer at various location of Vapi Town sdn under the juridiction of Vapi Rural Division

Name of Work: - Maintenance of various capacity of transformer at various location of

Vapi Town Sub Division under the jurisdictional of Vapi Rural division.

Cost of Lab Cost of Lab

Description Unit Mat chrg Mat chrg Total

1 Labour charqe for providing of No. 100

HT/LT bushinggoti if required

1.1 Replacement of LT bushing No. 40

Goti/Rubberwasher

1.2 Replacement of HT bushing No. 40

goti/Rubber washer

2 Providing of half stud on LT side up No. 66 20

to 1OOKVA TR, if required

3 Providing of AL. Patta on LT side up No. 140 5

to 200KVATR if required

4 Providing of AL. Patta on LT side up No. 165 10

to 500KVA TR if required

Check and Tight earth conneclion, if

5 required provide lugs & nut-bolt to No. LS 50

the neutral terminal of TRF and to

the body terminnl of TRF and dist

6 Replacement of damage LT cable No. 150

with new oneof right capacity(cable

provide by DGVCL)

7 Providing a new termination in form

of R,Y,Band N core including PVC

7.1 Termination of 25/50/70 Sq mm No. 8 20

7.2 Termination of 300 Sq mm cable No. 45 20

7.3 Termination of 150 Sq mm cable No. 16 20

7.4 Termination of 185 Sq mm cable No. 23 20

7.5 Termination of 240 Sq mm cable No. 32 20

Measurement of Voltage and Per

8 Ampere during maximum load No. 150

period minimum 10 nos of T/C per

Check Oil leakage from drain off No.

valve/gasket/tank leak etc.and if

9 leakage found at attend by 150

providing adhesive material, m-seal

and give detail of leakage and

Topping of oil to maintain proper oil

level (oil provide by OGVCL)

10 Replacement of deteriorated

/providing LT dist. Box

10.1 Replacement of deteriorated No. 1061

/providing LT dist. Box with new up

to 100KVA capacity including

clamps,nut bolts etc & crediting it

to store. (9924000036) (Dist. box

provide by DGVCL)

10.2 Replacement of deteriorated No. 2084

/providing LT dist. Box with new

above 100KVA capacity including

clamps,nut bolts etc & crediting it

to store. (9924000037) (Dist. box

provide by DGVCL)

10.3 Fixing of new dist. Box with No. 816

complete wiring including

clamps,nut bolts etc.(

) (Dist. box provide by DGVCL)

11 Checking and Replacement of Kit-

Ket fuse ifrequired. (Kit-Ket fuse be

provided by DGVCL)

11.1 100 amp Kit-Ket fuse No. 20

11.2 200 amp Kit-Ket fuse No. 20

Checking and Replacement of HRC

12 fuse baseif required. (HRC fuse

base provide by contractor on std.

12.1 630 amp HRC fuse base No. 682 50

12.2 400 amp HRC fuse base No. 525 50

12.3 250 amp HRC fuse base No. 370 50

13 Checking and Replacement of HRC

fuse bridgeif required. (HRC fuse

provide by contractor)

13.1 630 amp HRC fuse No. 690

13.2 400 amp HRC fuse No. 490

13.3 250 amp HRC fuse No. 352

14 Providing of proper size of fuse No. 15 30

element on HTside (on D.O. fuse

with cleaning of horns)

15 Providing and replacement of LS 0 200

sundry Items like nut, bolt, washer

etc. of appropriate size

16 General Condition

16.1 clean off all dirt etc from the body

of thetransformer and tighten all

16.2 Clamping of LT cable as per

instruction of incharge supervisor.

Cleaning of surrounding area

16.3 nearbytransformer center, treeming

of tree branches, removing of JOB 150

Submission of the all activity

16.4 done at locationwise in

prescribed proforma format with

signature of in charge of

supervisor andcontractor

Providing of Breather if not

16.5 available withtransformer

(Breather to be Provided by

Providing of Insulated jumper at

16.6 HT side from

D.O. fuse outside to TC .All three

nos. (Jumperwire will be Provided

Supply & Providing of neutral

earthing or T/C body earthing

and Dist.Box body earthing using

G.l.strip (size 25mm x 3mm flat) to

neutral terminal of X'mer and

17 disl.box neutral terminal with 3 No. 255 595

Mtr PVC Rigid pipe. Earting plate

& 20kg solt+ 20kg coal. G.I.Strip

should be brought proper shap

up to the equipment (Earth

Resistance to be measured and

Earth register to be maintained

as per std norms of DGVCL).

).(Cast iron /GI plate shall be

provided by DGVCL & remaining all

material shall be provided by

contactor at his cost & risk)

Total of schedule B

Amount in Words: (Ten Lacs Only)

Item wise Rate/ Rate to Rate Estimate Amt

Sing. Of Contractor with seal

1. The rates required with all taxes but exclusive of GST.

2. Party has to work at his own risk.

3. The contractor has to collect all the required materials from DGVCL store as well as credit the

Dismantle material to the DGVCL store at their cost.

4. Contractor should have to provide safety tools while working at site.

5. TDS GST Will be Applicable As per Govt. rules & regulation.

Executive Engineer (O&M)

Vapi Rural Division.