Repair And Testing Of Damaged Power Transformers Of 33 / 11 Kv Rating From 3.15 Mva To 8.0 Mva , Opening Of Transformer Cover, Draining Oil, De-Tanking Core Coil Assembly, Assessment And Estimation For Repair And Replacement Of Part, Providing Locki, O/O SE (MM), AVVNL, VIDYUT BHAWAN, PANCHSHEELNAGAR-Rajasthan

Repair And Testing Of Damaged Power Transformers Of 33 / 11 Kv Rating From 3.15 Mva To 8.0 Mva , Opening Of Transformer Cover, Draining Oil, De-Tanking Core Coil Assembly, Assessment And Estimation For Repair And Replacement Of Part, Providing Locking Arrangement On All Valves & Plugs As Per Requirement Of Specification, Cleaning & Washing Of Dust / Rust & Dirt From All Other Parts Including Core Tanks & Cooling Tubes, Re-Tank. ( Variable With 01.06.2021 ) , For 3.15 Mva Rating , For 5.0 Mva Rating , For 8.0 Mva Rating , Supply Of Following Damaged Parts Requiring Replacement Complete In All Respect. , Hv Leg Coil With Insulation, Varnish & Baking Of Coil Assembly ( Vaccum Impregation ) ( Variable With 01.06.2021 ) , Lv Leg Coil With Insulation, Varnish & Baking Of Coil Assembly ( Vaccum Impregation ) ( Variable With 01.06.2021 ) , Ht Bushing ( 33 Kv ) As Per Relevant Iss. , Lt Bushing ( 11 Kv ) & Neutral Bushing As Per Relevant Iss. , Bushing Rod & Other Metal Parts Including Nuts ( Material & Size Of Bushing / Rods / Nuts As Per Is Specidfication ) , For Hv , For Lv , Set Of Gaskets ( Rubberised Cork / Neoprine ) Material & Size Is To Be Indicated , For 3.15 Mva Rating , For 5.0Mva Rating , For 8.0 Mva Rating , Breather Dehydrator ( Silicagel Type With Fresh Silicagel ) , For 3.15 Mva Rating , For 5.0Mva Rating , For 8.0 Mva Rating , Glass For Oil Level Gauge , Taping Switch Handel Only , For 3.15 Mva Rating , For 5.0 Mva Rating , For 8.0 Mva Rating , Off-Load Taping Switch ( Without Handle ) , For 3.15 Mva Rating , For 5.0 Mva Rating , For 8.0 Mva Rating , Oil Drain / Filter Valve Of Gun Metal , Lt Terminal Plate With Terminals If Required , Fresh / New Filtered Transformer Oil Of Standard Quality With Isi Mark ) ( Variable With 01.06.2021 ) , Filteration Charges Of New Transformer Oil . ( If Supplied By Nigam ) , Sundry Itemsviz Cover Bolts, Plug Cap Screws, Washers, Insulation Material Etc. With Minorrepairs Of Tank And Other Parts If Any ( Denting And Welding Etc. If Required ) , For 3.15 Mva Rating , For 5.0Mva Rating , For 8.0 Mva Rating , Cooling Tubes / Fins , Conservation Tank With Detachable End Plates , Dial Type Thermometer 100 Mm Size , Dial Type Thermometer 150 Mm Size With A Set Of Alarm Contact For 3.15 Mva And Above Transformer Rating. , Double Float Buchholz Relay , Rating Plate Made Of Stainless Steel Or Brass Or Alumunium Engraved With Details As Per Specification Including Date Of Despatch Of Transformer After Repair , Earthing Terminals , Air Release Valve , Arcing Horns For Ht Bushing And Lt Bushing Non Adjustable Type , Winding Temperature Indicator With Alarm , Plain Capaliary Type Oil Level Guage To Be Provided On The Oil Conservator With Low Level Indicator , Magnetic Type Oil Level Gauge , Marshalling Box For Transformers , Shut Off Valve ( Gun Metal ) 1 1 / 2 , Painting Inside With Two Coat Of Zinc Chromate Best Paint And Outside Of Transformer With Two Coat Of Grey Paint And Marking After Derusting , For 3.15 Mva Rating , For 5.0Mva Rating , For 8.0 Mva Rating , To And Fro Transportation Charges From Any Of The Circle Store / Sub Store To The Work Of The Firm And Back , A ) Loading & Unloading Charges At Firms Works And Nigams Stores ( Both Sides ) . , For 3.15 Mva Rating , For 5.0Mva Rating , For 8.0 Mva Rating , B ) Transportation Charges Per Km. , For 3.15 Mva Rating , For 5.0Mva Rating , For 8.0 Mva Rating , Charges For Minor Repair Where Replacement Of Coil Is Not Involved , For 3.15 Mva Rating , For 5.0Mva Rating , For 8.0 Mva Rating

INR 2950 /-

INR 1200000.0 /-

INR 12 Crore /-

Name of Work: Repair and Testing of Damaged Power transformer of 33/11 KV Rating from 3.15 MVA to 8 MVA against TN-1530

Sl. No.	Item Description
1	Opening of transformer cover, draining oil, de-tanking core coil assembly, Assessment and estimation for Repair and replacement of part, providing locking arrangement on all valves & plugs as per requirement of specification, Cleaning & washing of dust/ rust & dirt from all other parts including core tanks & cooling tubes,re-tank. (Variable with 01.06.2021)
2	For 3.15 MVA Rating
3	For 5.0 MVA Rating
4	For 8.0 MVA Rating
5	SUPPLY OF FOLLOWING DAMAGED PARTS REQUIRING REPLACEMENT COMPLETE IN ALL RESPECT.
6	HV Leg Coil with insulation, varnish & baking of coil assembly (Vaccum impregation) (Variable with 01.06.2021)
7	LV Leg Coil with insulation, varnish & baking of coil assembly (Vaccum impregation)(Variable with 01.06.2021)
8	HT bushing (33 KV) as per relevant ISS.
9	LT bushing (11 KV) & Neutral bushing as per relevant ISS.
10	Bushing rod & other metal parts including nuts ( material & size of bushing/ rods/nuts as per IS Specidfication)
11	For HV
12	For LV
13	Set of Gaskets(Rubberised cork/ Neoprine) material & size is to be indicated
14	For 3.15 MVA Rating
15	For 5.0MVA Rating
16	For 8.0 MVA Rating
17	Breather Dehydrator (Silicagel type with fresh silicagel)
18	For 3.15 MVA Rating
19	For 5.0MVA Rating
20	For 8.0 MVA Rating
21	Glass for oil level gauge
22	Taping switch handel only
23	For 3.15 MVA Rating
24	For 5.0 MVA Rating
25	For 8.0 MVA Rating
26	Off-load Taping Switch(without handle)
27	For 3.15 MVA Rating
28	For 5.0 MVA Rating
29	For 8.0 MVA Rating
30	Oil drain/Filter valve of Gun metal
31	LT terminal plate with terminals if required
32	Fresh/ new filtered transformer oil of standard quality with ISI mark )(Variable with 01.06.2021)
33	Filteration charges of new transformer oil . (if supplied by nigam)
34	Sundry itemsviz cover bolts, plug cap screws, washers, insulation material etc. with minorrepairs of tank and other parts if any (Denting and welding etc. if required)
35	For 3.15 MVA Rating
36	For 5.0MVA Rating
37	For 8.0 MVA Rating
38	Cooling Tubes/ Fins
39	Conservation Tank with detachable end plates
40	Dial type thermometer 100 mm size
41	Dial type thermometer 150 mm size with a set of alarm contact for 3.15 MVA and above transformer rating.
42	Double float buchholz relay
43	Rating plate made of stainless steel or brass or alumunium engraved with details as per specification including date of despatch of transformer after repair
44	Earthing Terminals
45	Air release valve
46	Arcing horns for HT bushing and LT bushing non adjustable type
47	Winding Temperature indicator with alarm
48	Plain Capaliary type oil level guage to be provided on the oil conservator with low level indicator
49	Magnetic type oil level gauge
50	Marshalling box for transformers
51	shut off valve (Gun metal ) 1 1/2"
52	Painting inside with two coat of Zinc chromate best paint and outside of transformer with two coat of grey paint and marking after derusting
53	For 3.15 MVA Rating
54	For 5.0MVA Rating
55	For 8.0 MVA Rating
56	To and Fro transportation charges from any of the circle store / Sub store to the work of the firm and back
57	a) Loading & unloading charges at firm"s works and Nigam"s stores (Both Sides).
58	For 3.15 MVA Rating
59	For 5.0MVA Rating
60	For 8.0 MVA Rating
61	b) Transportation charges Per Km.
62	For 3.15 MVA Rating
63	For 5.0MVA Rating
64	For 8.0 MVA Rating
65	Charges for minor repair where replacement of coil is not involved
66	For 3.15 MVA Rating
67	For 5.0MVA Rating
68	For 8.0 MVA Rating