Tender for the Work of repairing of failed distribution transformers of various rating at the In-house Transformer repairing unit of Vapi Ind. Division.

SUB: Work contract for repairing of failed distribution transformers of various rating at the In-house Transformer

repairing unit located at Vapi divisional store in the jurisdiction of Vapi Ind. Division.

Sr. Description Unit Rate Amount

1 For repairing of OGP 10 & 16 KVA transformers. (with rewinding) Nos.

2 For repairing of OGP 25 KVA transformers. (with rewinding) Nos.

3 For repairing of OGP 63 & 100 KVA transformers. (with rewinding) Nos.

4 For repairing of OGP 200 KVA transformers. (with rewinding) Nos.

5 For repairing of OGP 500 KVA transformers. (with rewinding) Nos.

6 For over hauling of 10 & 16 KVA transformers. (without rewinding) Nos.

7 For over hauling of 25 KVA transformers. (without rewinding) Nos.

8 For over hauling of 63 & 100 KVA transformers. (without rewinding) Nos.

9 For over hauling of 200 KVA transformers. (without rewinding) Nos.

10 For over hauling of 500 KVA transformers. (without rewinding) Nos.

11 For opening and refitting of fail reparable transformers Nos.

Total estimated amount (Excluding GST)

The above rate includes all labor works of unloading transformer, dismantling, rewinding, fitting of all accessories,

replacement of insulation material, refitting, ovening, tanking, painting, loading etc. Necessary material will be

provide by DGVCL.

EXECUTIVE ENGINEER (O&M)

VAPI IND. DIVISION, DGVCL

Technical Terms and Conditions

1. Time duration of contract period will be of one year.

2. The contractor has to provide labour for repairing of OGP transformers, all the necessary material will be

provided by DGVCL.

3. All the basic facility such as machineries tools and tackles for repairing and overhauling of distribution

transformers will be DGVCL.

4. Contractor has to provide work experience certificate for working in field of repairing of distribution

5. Minimum 60 nos. of OGP transformers (rewinding works) is required to be repair every month, if contractor fails

to do so than penalty of 500 rupees per transformer will be imposed on shortfall of transformers.

6. Contractor has to provide 1.5 years for 11 KV and 1 year for 22 KV of guarantee on labour work of OGP

transformers (rewinding works). If transformer fail within guarantee period than contractor has to re-repair the

transformer without any charge.

7. Contractor has to provide all safety tools and tackles to his labour for working safely, also contractor will be

responsible for the safety of his workers.

File No: DGVCLDVPI/TEN/e-file/4448/2026/2712/Account

Approved By: Executive Engineer,Technical,DGVCLDVPI

Letter No: DGVCLDVPI/0690/09/2026 Approved Date: 30-09-2026 18:05

8. Any kind of damage to DGVCL machineries due to improper usage will repaired / replaced at contractor cost.

9. Any kind of damage to DGVCL material due to improper handing or usage will penalized from contractor bill.

10. Contractor has to replace/repair all necessary insulations materials, metal parts, radiators etc as per

11. Contractor has to work as per standard technical procedure provided by officer in charge of unit.

12. Necessary overhauling of transformers is required to be conducted along with repairing of OGP (rewinding)

13. Contractor will be liable to put the bill of repaired/OH transformers only after successful passing in testing of

distribution transformers as per IS 1180 & IS

14. Contractor has to work under instruction of officer incharge of DGVCL Inhouse transformer repairing unit.

15. Contractor has to handle all the scrap material and store in storage area of DGVCL Inhouse transformer

repairing unit.

16. Necessary monthly maintenance of all machinery and equipment is to be done by contractor at no extra cost.

17. One supervisor has to be provided by contractor all time for proper monitoring the work of labours.

18. Contractor has to keep working area clean.

File No: DGVCLDVPI/TEN/e-file/4448/2026/2712/Account

Approved By: Executive Engineer,Technical,DGVCLDVPI