Indian Tenders

Tender Notice

TDR 49767818
Tendering Authority Dakshinanchal Vidyut Vitran Nigam Limited
Tender No 45/2025-26
Tender ID 2025_DVVNL_1031670_2
Tender Brief Tender For For Repairing Of 160 Kva To 1000 Kva Damage Distribution Transformer At Workshop Agra Under Ewd, Agra
City agra
State Uttar Pradesh
Document Fees INR 3540 /-
EMD INR 20000.0 /-
Tender Value INR 20 Lakhs /-
Tender Type Tender
Bidding Type Open Tender
Competition Type Indian

Tender Details

For Repairing Of 160 Kva To 1000 Kva Damage Distribution Transformer At Workshop Agra Under Ewd, Agra

Key Dates

Publish Date 20-06-2025
Last Date of Bid Submission 30-06-2025
Tender Opening Date 30-06-2025

Contact Information

Company Name Dakshinanchal Vidyut Vitran Nigam Limited
Contact Person SE, EWC, DVVNL, Agra
Address Urja Bhawan 220 KV S/s Sikandra Bypass Road, Agra

BOQ Items

Name of Works :REPAIRING OF 160 KVA Alu., 250 KVA Alu., 250 KVA Cu., 400 KVA Cu., 630 KVA Cu., and 1000 KVA Cu., WOUND DAMAGED DISTRIBUTION TRANSFORMER AT WORKSHOP AGRA UNDER EWD, AGRA.
Sl. No. Item Description
1160 KVA Three Phase Alu. Wound (Workshop Agra) -Dragging, Shifting, Handling ofDamageTransformer from stacking yard to Dismantling area.Draining of Oil into pit/drum. Opening of top cover plate by T&P or cutting of sealed Transformer top cover plate by chisel Hammer Process, taking out the core and coil assembly from the tank. Dismantling core and coil assembly. Assembly of displaced core and cleaning of dust and dirt by cotton waste and wooden dust from every leaf of laminations if required(Welding/Brazing/Gas Cutting/Wooden Dust required for this work shall be arranged by the contractor).
2Making of L.V. Coils as per original design/design approved by concern JE/AE (Using either new coil or reconditioning old coil as per technical conditions of old coil).
3Making of HV Leg coils of same size and dimensions as old one or design approved by concern JE/AE (Using either new coil or reconditioning old coil as per technical conditions of old coil).
4Assembly of core and coils and fitting of other parts requiring replacements such as press board etc. Making supports between adjacent section by insulation spacers barriers etc. and tapping etc (Brazing/Soldering required, shall be arranged by the contractor). Shifting and keeping the assembled core and coils etc. In OVENfrom the repairing and assembly place.
5Cleaning of tank in cleaning yard.Repairing of burst body & radiator properly with welding including repairing of bended base channel.Painting of inner side of transformer tank and channels with heat proof zinc chromate paint of good quality.(Berger, Nerolac, Jenson & Necholson etc) Paint material shall be provided by contractor at his own cost.
6Dragging out clean empty tank from yard to repairing hall. Taking out assembled core and coils assembly from the \"OVEN\" after proper megger value and shifting to repairing hall. (Meggar will be arranged by the contractor at his own cost.). Retanking ofcomplete assembly into painted tank andProper tightening of the assembly in the tank safely by using nut bolts and spring washer of good quality, Fitting of all accessories ofthe transformer including fixing of pressure release valve/vent pipe and filling of oil in transformer (Vent Pipe will be arranged by the contractor at his own cost.). Punching of unique no. on MS plate 100x50x3 mm. size & Welding of MS Plate on Transformer Body containing following information:- Uniqe Number, Capacity (MS Plate & Punching Machine shall be provided by contractor).
7Refiting/Replacement/Fixing of HT Bushings.
8Refiting/Replacement/Fixing of LT Bushings.
9Refiting/Replacement/Fixing of HT Bushing Rods.
10Refiting/Replacement/Fixing of LT Bushing Rods.
11Refiting/Replacement/Fixing of HT Gasket/Oil Seal for all phase.
12Refiting/Replacement/Fixing of LT Gasket/Oil Seal for all phase.
13Refiting/Replacement/Fixing of Top Cover Plate Gasket with typing of top cover plate by using nut bolt & washer.
14Refiting/Replacement/Fixing of Arching Horns/Breather.
15Painting of T/F outside with super enemal synthetic paint in two coats after de-rusting and providing primer of red oxide paint etc.(color should be decided by EE WS) Paint & Painting Material shall be arranged by the contractor. Painting of02 No. 50 mm. wide Green/Yellow/Orange/Red strip & writing name of workshopand ^^fo|qr lEcU/kh f\"kdk;r gsrq Vksy Qzh ua0 1912 ij lEidZ djsaa**] Dragging of repaired T/F upto the test cabin /testing place and making full arrangement for the testing of transformer and their re-dragging to yard and its stacking at indentified place.
16Daily cleaning of Workshop floor area, Open Shade and Open Area including the scrap material such as old paper, old pressboard, old cotton waste etc. (Wood dust, Sweeper, other required man power and T&P shall be arranged by the contractor).
17250 KVA Three Phase Alu./Cu. Wound (Workshop Agra) -Dragging, Shifting, Handling ofDamageTransformer from stacking yard to Dismantling area.Draining of Oil into pit/drum. Opening of top cover plate by T&P or cutting of sealed Transformer top cover plate by chisel Hammer Process, taking out the core and coil assembly from the tank. Dismantling core and coil assembly. Assembly of displaced core and cleaning of dust and dirt by cotton waste and wooden dust from every leaf of laminations if required(Welding/Brazing/Gas Cutting/Wooden Dust required for this work shall be arranged by the contractor).
18Making of L.V. Coils as per original design/design approved by concern JE/AE (Using either new coil or reconditioning old coil as per technical conditions of old coil).
19Making of HV Leg coils of same size and dimensions as old one or design approved by concern JE/AE (Using either new coil or reconditioning old coil as per technical conditions of old coil).
20Assembly of core and coils and fitting of other parts requiring replacements such as press board etc. Making supports between adjacent section by insulation spacers barriers etc. and tapping etc (Brazing/Soldering required, shall be arranged by the contractor). Shifting and keeping the assembled core and coils etc. In OVENfrom the repairing and assembly place.
21Cleaning of tank in cleaning yard.Repairing of burst body & radiator properly with welding including repairing of bended base channel.Painting of inner side of transformer tank and channels with heat proof zinc chromate paint of good quality.(Berger, Nerolac, Jenson & Necholson etc) Paint material shall be provided by contractor at his own cost.
22Dragging out clean empty tank from yard to repairing hall. Taking out assembled core and coils assembly from the \"OVEN\" after proper megger value and shifting to repairing hall. (Meggar will be arranged by the contractor at his own cost.). Retanking ofcomplete assembly into painted tank andProper tightening of the assembly in the tank safely by using nut bolts and spring washer of good quality, Fitting of all accessories ofthe transformer including fixing of pressure release valve/vent pipe and filling of oil in transformer (Vent Pipe will be arranged by the contractor at his own cost.). Punching of unique no. on MS plate 100x50x3 mm. size & Welding of MS Plate on Transformer Body containing following information:- Uniqe Number, Capacity (MS Plate & Punching Machine shall be provided by contractor).
23Refiting/Replacement/Fixing of HT Bushings.
24Refiting/Replacement/Fixing of LT Bushings.
25Refiting/Replacement/Fixing of HT Bushing Rods.
26Refiting/Replacement/Fixing of LT Bushing Rods.
27Refiting/Replacement/Fixing of HT Gasket/Oil Seal for all phase.
28Refiting/Replacement/Fixing of LT Gasket/Oil Seal for all phase.
29Refiting/Replacement/Fixing of Top Cover Plate Gasket with typing of top cover plate by using nut bolt & washer.
30Refiting/Replacement/Fixing of Arching Horns/Breather.
31Painting of T/F outside with super enemal synthetic paint in two coats after de-rusting and providing primer of red oxide paint etc.(color should be decided by EE WS) Paint & Painting Material shall be arranged by the contractor. Painting of02 No. 50 mm. wide Green/Yellow/Orange/Red strip & writing name of workshopand ^^fo|qr lEcU/kh f\"kdk;r gsrq Vksy Qzh ua0 1912 ij lEidZ djsaa**] Dragging of repaired T/F upto the test cabin /testing place and making full arrangement for the testing of transformer and their re-dragging to yard and its stacking at indentified place.
32Daily cleaning of Workshop floor area, Open Shade and Open Area including the scrap material such as old paper, old pressboard, old cotton waste etc. (Wood dust, Sweeper, other required man power and T&P shall be arranged by the contractor).
33400 KVA Three Phase Cu. Wound (Workshop Agra) -Dragging, Shifting, Handling ofDamageTransformer from stacking yard to Dismantling area.Draining of Oil into pit/drum. Opening of top cover plate by T&P or cutting of sealed Transformer top cover plate by chisel Hammer Process, taking out the core and coil assembly from the tank. Dismantling core and coil assembly. Assembly of displaced core and cleaning of dust and dirt by cotton waste and wooden dust from every leaf of laminations if required(Welding/Brazing/Gas Cutting/Wooden Dust required for this work shall be arranged by the contractor).
34Making of L.V. Coils as per original design/design approved by concern JE/AE (Using either new coil or reconditioning old coil as per technical conditions of old coil).
35Making of HV Leg coils of same size and dimensions as old one or design approved by concern JE/AE (Using either new coil or reconditioning old coil as per technical conditions of old coil).
36Assembly of core and coils and fitting of other parts requiring replacements such as press board etc. Making supports between adjacent section by insulation spacers barriers etc. and tapping etc (Brazing/Soldering required, shall be arranged by the contractor). Shifting and keeping the assembled core and coils etc. In OVENfrom the repairing and assembly place.
37Cleaning of tank in cleaning yard.Repairing of burst body & radiator properly with welding including repairing of bended base channel.Painting of inner side of transformer tank and channels with heat proof zinc chromate paint of good quality.(Berger, Nerolac, Jenson & Necholson etc) Paint material shall be provided by contractor at his own cost.
38Dragging out clean empty tank from yard to repairing hall. Taking out assembled core and coils assembly from the \"OVEN\" after proper megger value and shifting to repairing hall. (Meggar will be arranged by the contractor at his own cost.). Retanking ofcomplete assembly into painted tank andProper tightening of the assembly in the tank safely by using nut bolts and spring washer of good quality, Fitting of all accessories ofthe transformer including fixing of pressure release valve/vent pipe and filling of oil in transformer (Vent Pipe will be arranged by the contractor at his own cost.). Punching of unique no. on MS plate 100x50x3 mm. size & Welding of MS Plate on Transformer Body containing following information:- Uniqe Number, Capacity (MS Plate & Punching Machine shall be provided by contractor).
39Refiting/Replacement/Fixing of HT Bushings.
40Refiting/Replacement/Fixing of LT Bushings.
41Refiting/Replacement/Fixing of HT Bushing Rods.
42Refiting/Replacement/Fixing of LT Bushing Rods.
43Refiting/Replacement/Fixing of HT Gasket/Oil Seal for all phase.
44Refiting/Replacement/Fixing of LT Gasket/Oil Seal for all phase.
45Refiting/Replacement/Fixing of Top Cover Plate Gasket with typing of top cover plate by using nut bolt & washer.
46Refiting/Replacement/Fixing of Arching Horns/Breather.
47Painting of T/F outside with super enemal synthetic paint in two coats after de-rusting and providing primer of red oxide paint etc.(color should be decided by EE WS) Paint & Painting Material shall be arranged by the contractor. Painting of02 No. 50 mm. wide Green/Yellow/Orange/Red strip & writing name of workshopand ^^fo|qr lEcU/kh f\"kdk;r gsrq Vksy Qzh ua0 1912 ij lEidZ djsaa**] Dragging of repaired T/F upto the test cabin /testing place and making full arrangement for the testing of transformer and their re-dragging to yard and its stacking at indentified place.
48Daily cleaning of Workshop floor area, Open Shade and Open Area including the scrap material such as old paper, old pressboard, old cotton waste etc. (Wood dust, Sweeper, other required man power and T&P shall be arranged by the contractor).
49630 KVA Three Phase Cu. Wound (Workshop Agra) -Dragging, Shifting, Handling ofDamageTransformer from stacking yard to Dismantling area.Draining of Oil into pit/drum. Opening of top cover plate by T&P or cutting of sealed Transformer top cover plate by chisel Hammer Process, taking out the core and coil assembly from the tank. Dismantling core and coil assembly. Assembly of displaced core and cleaning of dust and dirt by cotton waste and wooden dust from every leaf of laminations if required(Welding/Brazing/Gas Cutting/Wooden Dust required for this work shall be arranged by the contractor).
50Making of L.V. Coils as per original design/design approved by concern JE/AE (Using either new coil or reconditioning old coil as per technical conditions of old coil).
51Making of HV Leg coils of same size and dimensions as old one or design approved by concern JE/AE (Using either new coil or reconditioning old coil as per technical conditions of old coil).
52Assembly of core and coils and fitting of other parts requiring replacements such as press board etc. Making supports between adjacent section by insulation spacers barriers etc. and tapping etc (Brazing/Soldering required, shall be arranged by the contractor). Shifting and keeping the assembled core and coils etc. In OVENfrom the repairing and assembly place.
53Cleaning of tank in cleaning yard.Repairing of burst body & radiator properly with welding including repairing of bended base channel.Painting of inner side of transformer tank and channels with heat proof zinc chromate paint of good quality.(Berger, Nerolac, Jenson & Necholson etc) Paint material shall be provided by contractor at his own cost.
54Dragging out clean empty tank from yard to repairing hall. Taking out assembled core and coils assembly from the \"OVEN\" after proper megger value and shifting to repairing hall. (Meggar will be arranged by the contractor at his own cost.). Retanking ofcomplete assembly into painted tank andProper tightening of the assembly in the tank safely by using nut bolts and spring washer of good quality, Fitting of all accessories ofthe transformer including fixing of pressure release valve/vent pipe and filling of oil in transformer (Vent Pipe will be arranged by the contractor at his own cost.). Punching of unique no. on MS plate 100x50x3 mm. size & Welding of MS Plate on Transformer Body containing following information:- Uniqe Number, Capacity (MS Plate & Punching Machine shall be provided by contractor).
55Refiting/Replacement/Fixing of HT Bushings.
56Refiting/Replacement/Fixing of LT Bushings.
57Refiting/Replacement/Fixing of HT Bushing Rods.
58Refiting/Replacement/Fixing of LT Bushing Rods.
59Refiting/Replacement/Fixing of HT Gasket/Oil Seal for all phase.
60Refiting/Replacement/Fixing of LT Gasket/Oil Seal for all phase.
61Refiting/Replacement/Fixing of Top Cover Plate Gasket with typing of top cover plate by using nut bolt & washer.
62Refiting/Replacement/Fixing of Arching Horns/Breather.
63Painting of T/F outside with super enemal synthetic paint in two coats after de-rusting and providing primer of red oxide paint etc.(color should be decided by EE WS) Paint & Painting Material shall be arranged by the contractor. Painting of02 No. 50 mm. wide Green/Yellow/Orange/Red strip & writing name of workshopand ^^fo|qr lEcU/kh f\"kdk;r gsrq Vksy Qzh ua0 1912 ij lEidZ djsaa**] Dragging of repaired T/F upto the test cabin /testing place and making full arrangement for the testing of transformer and their re-dragging to yard and its stacking at indentified place.
64Daily cleaning of Workshop floor area, Open Shade and Open Area including the scrap material such as old paper, old pressboard, old cotton waste etc. (Wood dust, Sweeper, other required man power and T&P shall be arranged by the contractor).
651000 KVA Three Phase Cu. Wound (Workshop Agra) -Dragging, Shifting, Handling ofDamageTransformer from stacking yard to Dismantling area.Draining of Oil into pit/drum. Opening of top cover plate by T&P or cutting of sealed Transformer top cover plate by chisel Hammer Process, taking out the core and coil assembly from the tank. Dismantling core and coil assembly. Assembly of displaced core and cleaning of dust and dirt by cotton waste and wooden dust from every leaf of laminations if required(Welding/Brazing/Gas Cutting/Wooden Dust required for this work shall be arranged by the contractor).
66Making of L.V. Coils as per original design/design approved by concern JE/AE (Using either new coil or reconditioning old coil as per technical conditions of old coil).
67Making of HV Leg coils of same size and dimensions as old one or design approved by concern JE/AE (Using either new coil or reconditioning old coil as per technical conditions of old coil).
68Assembly of core and coils and fitting of other parts requiring replacements such as press board etc. Making supports between adjacent section by insulation spacers barriers etc. and tapping etc (Brazing/Soldering required, shall be arranged by the contractor). Shifting and keeping the assembled core and coils etc. In OVENfrom the repairing and assembly place.
69Cleaning of tank in cleaning yard.Repairing of burst body & radiator properly with welding including repairing of bended base channel.Painting of inner side of transformer tank and channels with heat proof zinc chromate paint of good quality.(Berger, Nerolac, Jenson & Necholson etc) Paint material shall be provided by contractor at his own cost.
70Dragging out clean empty tank from yard to repairing hall. Taking out assembled core and coils assembly from the \"OVEN\" after proper megger value and shifting to repairing hall. (Meggar will be arranged by the contractor at his own cost.). Retanking ofcomplete assembly into painted tank andProper tightening of the assembly in the tank safely by using nut bolts and spring washer of good quality, Fitting of all accessories ofthe transformer including fixing of pressure release valve/vent pipe and filling of oil in transformer (Vent Pipe will be arranged by the contractor at his own cost.). Punching of unique no. on MS plate 100x50x3 mm. size & Welding of MS Plate on Transformer Body containing following information:- Uniqe Number, Capacity (MS Plate & Punching Machine shall be provided by contractor).
71Refiting/Replacement/Fixing of HT Bushings.
72Refiting/Replacement/Fixing of LT Bushings.
73Refiting/Replacement/Fixing of HT Bushing Rods.
74Refiting/Replacement/Fixing of LT Bushing Rods.
75Refiting/Replacement/Fixing of HT Gasket/Oil Seal for all phase.
76Refiting/Replacement/Fixing of LT Gasket/Oil Seal for all phase.
77Refiting/Replacement/Fixing of Top Cover Plate Gasket with typing of top cover plate by using nut bolt & washer.
78Refiting/Replacement/Fixing of Arching Horns/Breather.
79Painting of T/F outside with super enemal synthetic paint in two coats after de-rusting and providing primer of red oxide paint etc.(color should be decided by EE WS) Paint & Painting Material shall be arranged by the contractor. Painting of02 No. 50 mm. wide Green/Yellow/Orange/Red strip & writing name of workshopand ^^fo|qr lEcU/kh f\"kdk;r gsrq Vksy Qzh ua0 1912 ij lEidZ djsaa**] Dragging of repaired T/F upto the test cabin /testing place and making full arrangement for the testing of transformer and their re-dragging to yard and its stacking at indentified place.
80Daily cleaning of Workshop floor area, Open Shade and Open Area including the scrap material such as old paper, old pressboard, old cotton waste etc. (Wood dust, Sweeper, other required man power and T&P shall be arranged by the contractor).

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