Tender for maintenance of various capacity of transformer center on ARC base at various location of Kaprada sub-division under Dharampur Division.

Name of work: Maintenance of Transformer center under jurisdiction of Kaprada Sub Division under Dharampur Division.

Sr.No Mat Work Cost of Lab

. Description Use Unit Mat Charge Total

1 Labour charge for prviding of HT/LT bushing goti if required No. 100

1.1 Replacement of LT bushing goti/ Rubber washer No. 40

1.2 Replacement of HT bushing goti/ Rubber washer No. 40

2 Providing of half stud on LT side up to 100 KVA TR if required No. 66 20

3 Providing of AL. Patta on LT side up to 200 KVA TR if required No. 140 5

4 Providing of AL. Patta on LT side up to 500 KVA TR if required No. 165 10

Check and tight earth connection, if required provide lugs & nut-bolt to the neutral

5 terminal of TRF and to the body terminal of TRF and dist box earth LS 50

Replacement of demage LT cable with new one of right capacity

( cable provide by DGVCL )

Providing of new termination in form of R,Y,B and N core including PVC tape

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

7.2 Termination of 300 Sq.mm cable No. 45 20

7.3 Termination of 95/120/150 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 ampere during maximum load period minimum 10 nos. Per

of T/C per day No.

Check oil leakage from drain off valve/gasket/tank leak etc. and if leakage found at

attend by providing adhasive material, m-seal and give detail of leakage and topping of

oil to maintain proper oil level ( oil provide by DGVCL )

Checking and replacement of LT Dist box if required (Dist box be provide by DGVCL)

Checking and replacement of Kit-kat fuse if required (Kit-kat fuse be provide by

11.1 100 amp kit-kat fuse No. 20

11.2 200 amp kit-kat fuse No. 20

Checking and replacement of HRC fuse base if required (HRC fuse base provide by

contractor on std. make)

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

Checking and replacement of HRC fuse bridge if required (HRC fuse provide by

contractor on std. make)

13.1 630 amp HRC fuse No. 690

13.2 400 amp HRC fuse No. 490

13.3 250 amp HRC fuse No. 352

Sr.No Mat Work Cost of Lab

. Description Use Unit Mat Charge Total

Providing of proper size of fuse element on HT side (on D.O. fuse with

cleaning of horns)

Providing and replacement of sundry items like nut,bolt,washer etc.

of appropriate size

16 General condition

Clean off all dirt etc from the body of the transformer and tighten all

16.2 Clamping of LT cable as per instruction of incharge supervisor

Cleaning of surronding area nearby transformer center, treeming of

tree branches, removing of crimpers etc.

Submission of the all activity done at location wise in prescribed JOB 150

16.4 proforma format with signature of incharge of supervisor and

Providing of breather if not available with transformer (breather to

be provided by DGVCL)

Providing of insulated jumper at HT side from D.O. fuse out side to TC.

All three nos. (Jumper wire will be provided by DGVCL)

Supply & providing of neutral earthing using G.I. strip (Size 25 mm x

3mm flat) to neutral terminal of X'mer and disl. Box neutral terminal

with 3 Mtr PVC rigid pipe. Earthing plate & 20 Kg solt + 20 Kg coal. G.I.

strip should be brought proper shap up to the equipment (Earth

registanance to be measured and earth register to be maintained as

per std norms of DGVCL)

18.1 LT Side Brass half stud with 2 no brass nut & washer of size 12 mm No. 158 18

18.2 LT Side Brass half stud with 2 no brass nut & washer of size 20 mm No. 300 18

19 LT Side Brass Nuts and washer

19.1 12 mm Brass LT side nuts No. 16 12

19.2 20 mm Brass LT side nuts No. 41 12

19.3 30 mm Brass LT side nuts No. 68 12

19.4 12 mm Brass LT side washer No. 10 12

19.5 20 mm Brass LT side washer No. 18 12

19.6 30 mm Brass LT side washer No. 20 12

In Words: Ten lacs only.

*Rates are exclusive of all Taxes.

*TDS GST Will be Applicable as per Govt.rules & regulation.

1.Whatever Steel Material removed after replacement should be Contractor has to carry out work under Dharampur

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

3.Party has to work at his own risk.

4.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.

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

6.All material utilized for above work must be IS standard only.

EXECUTIVE ENGINEER (O&M)

DHARAMPUR DIVISION