Annual Rate Contract for Onsite Maintenance of 11/0.250 KV, 1-Phase & 11/0.433 KV 3-Phase Distribution Transformers of various ratings on item wise rate under Nadiad O&M (Rural) Division of MGVCL

Sr. Description Unit Cost of Lab

No. Material Charge

1 Labour charge for providing of HT/LT bushing goti No.

1.1 Replacement of LT bushing goti/ Rubber washer No.

1.2 Replacement of HT bushing goti/ Rubber washer No.

2 Providing of half stud (Including 2nos Nut & 2nos No. 66

Washer) on LT side up to 100 KVA

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

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

5 Check and tight earth connection, if required LS

provide lugs & nut-bolt to the neutral terminal of

TRF and to the body terminal of TRF and dist box

6 Replacement of damage LT cable with new one of No.

right capacity (cable provide by

7 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

7.2 Termination of 300 Sq.mm cable No. 45

7.3 Termination of 95/120/150 Sq.mm cable No. 16

7.4 Termination of 185 Sq.mm cable No. 23

7.5 Termination of 240 Sq.mm cable No. 32

8 Measurement of voltage and ampere during Per

maximum load period minimum 10 No.

nos. of T/C per day

9 Check oil leakage from drain off valve/gasket/tank No.

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 Mgvcl)

10 Checking and replacement of LT Dist box if

10.1 Replacement of deteriorated/providing LT dist. No.

Box with new up to 100 KVA capacity & crediting it

10.2 Replacement of deteriorated/providing LT dist. No.

Box with new above 100 KVA capacity & crediting

NDR/Works/2025-26/26A PR NO:225204

Sr. Description Unit Cost of Lab

No. Material Charge

11 Checking and replacement of HRC fuse base if

11.1 up to 100 amp kit-kat fuse No.

11.2 200 amp kit-kat fuse No.

12 Providing of proper size of fuse element on HT No. 15

side (on D.O. fuse with cleaning of

13 Providing and replacement of sundry items like LS

nut,bolt,washer etc. of appropriate

14 Providing TC Earthing with insulated pipe if No.

deteriorated ( PVC Pipe provided by MGVCL)

15 Tightening of loose Guy No.

16 Providing LA on transformer( LA Provided by Set

17 Labour Charges of DTR General Maintenance all

incl.below items:

17.1 Clean off all dirt etc from the body of the

transformer and tighten all nut-bolt etc.

17.2 Clamping of LT cable as per instruction of incharge

17.3 Cleaning of surrounding area nearby transformer

center, trimming of tree branches,

removing of crimpers etc.

17.4 Submission of the all activity done at location wise

in prescribed proforma format

with signature of incharge of supervisor and

17.5 Providing of breather if not available with

transformer (breather to be provided by

Supply & providing of neutral earthing using G.I.

Wire to neutral terminal of X'mer and disl. Box

neutral terminal with 3 Mtr PVC rigid pipe. 10 Kg

solt + 10 Kg coal.Earth resistance to be measured

and earth resistance to be maintained as per std

norms of MGVCL)

19.1 LT Side Brass half stud with 2 no brass nut & washer No. 158

19.2 LT Side Brass half stud with 2 no brass nut & washer No. 300

NDR/Works/2025-26/26A PR NO:225204

Sr. Description Unit Cost of Lab

No. Material Charge

20 LT Side Brass Nuts and washer

20.1 12 mm Brass LT side nuts No. 16

20.2 20 mm Brass LT side nuts No. 41

20.3 30 mm Brass LT side nuts No. 68

20.4 12 mm Brass LT side washer No. 10

20.5 20 mm Brass LT side washer No. 18

20.6 30 mm Brass LT side washer No. 20

21.1 Supply & Installation of Breather plastic No. 309

transparent body cast metal cap and bottom,

1/2'' thread pipe,500

grams.( Dry gel weight 500 gm)

Total Estimated Cost With GST Rs.25,00,000/-

Total Estimated Amt.(Incl.GST) Rs.29,50,000/-*

• Rates quoted by Bidder have to be on percentage above/below/at par the estimated rates

• The rates quoted by bidder will be exclusive of GST. Any escalation in rate of GST during the

tenure of the contract will be paid by MGVCL as part of statutory variation on production of

•.Above rates quoted are net of the salvage value.

For CRGO / Amorphous Core Transformers

In Figures ……. % Above /below/at par the estimated rate of MGVCL

In Words ……………….. Above/below/at par the estimated rate of MGVCL

EXECUTIVE ENGINEER (O&M)

MGVCL, NADIAD O&M (RURAL) Dn.