Tender For Onsite Cleaning, Servicing Of 5 Transformers, bokaro-Jharkhand

Tender For Onsite Cleaning, Servicing Of 5 Transformers-0 Disconnecting And Isolating The Transformer From The Network, Draining Out Of Transformer Oil In Drums, Removal Of Accessories As Conservator, Breather, Radiator, Bushings Etc 2 Opening Of Top Cover ( Gasket ) And Taking Out Of Core And Winding Of Transformer By Crane Or Winch ( To Be Arranged By The Concerned Agency ) 3 Cleaning Of Bushings Of Transformer Withconcentrated Hydrochloric Acid Or Ammonia Whichever Is Applicable 4 Cleaning Of Transformer Body Including Core & Winding With Hot Transformer Oil Of Suitable Diaelectric Strength To Be Supplied By Agency ( Without Causing Damage To Windings And Insulation Paper ) 5 Descaling And Cleaning Of All Ducts, Conservator Oil Meter, Valve, Explosion Vent 6 Cleaning Of All Marshalling Box And Tightening Of All The Connections 7 Painting Of Transformer With 2 Coat Polymer Paint ( Both From Outside & Inside ) 8 Replacement Of Complete Gasket And Corksheet Of Suitable Thikness And Type As Peer Sample 9 Putting Of Core & Winding In The Transformer With Proper Alignment By Crane Or Winch ( Arrangement To Be Done By The Concerned Agency ) 10 Filling Of The Transformer With Transformer Oil And Connection Of All Accessories Including Conservator, Breather, Radiator, Bushing Etc And Connection Of Transformer To The Network 11 Onsite Testing, Commissioning, Checking, Charging And Other Incidental Costs For 3Mva Transformer 12 Replacement Of Leaky Corksheet Of Suitable Size As Per Sample 13 Supply And Providing Of Ht Studs Of Suitable Size And Shape As Per Sample With Required Insulator 14 Supply And Providing Of Lt Studs Of Suitable Size And Shape As Per Sample With Required Insulator 15 Providng And Fixing Of Copper Patti 16 Supply And Providing And Fixing Of Rubber Bush As Per Sample 17 Replacement Of Defective Brass Nuts & Washers As Per Size For Ht & Lt Side 18 Replacement Of Diaphgram Of Explosive Vent 19 Providing And Fixing Of Drain Valve 20 Testing And Charging Of Transformer 21 Supervision And Incidental Overhead Expenses @15% Of Estimated Amount For 4 Distribution Transformer 22 Total Impact Of Gst For The Purpose Of Ctc

Sr No	CorrigendumDate	Corrignedum	CorrigendumType	NewSubmissionDate
1	22-Feb-2024	Bid Auto Extn Corrigendum	Bid Auto Extn Corrigendum	26-02-2024

Refer document

INR 5100.0 /-

INR 4.03 Lakhs /-

Name of the Work / Contract No:

Sl. No.	Item Description
1	Disconnecting and isolating the transformer from the network, draining out of transformer oil in drums, removal of accessories as conservator, breather, radiator, bushings etc
2	Opening of top cover (gasket) and taking out of core and winding of transformer by crane or winch (to be arranged by the concerned agency)
3	Cleaning of bushings of transformer withconcentrated Hydrochloric acid or ammonia whichever is applicable
4	Cleaning of transformer body including core & winding with hot transformer oil of suitable diaelectric strength to be supplied by agency (without causing damage to windings and insulation paper)
5	Descaling and cleaning of all ducts, conservator oil meter, valve, explosion vent
6	Cleaning of all marshalling box and tightening of all the connections
7	Painting of transformer with 2 coat polymer paint (both from outside & inside)
8	Replacement of complete gasket and corksheet of suitable thikness and type as peer sample
9	Putting of core & winding in the transformer with proper alignment by crane or winch (arrangement to be done by the concerned agency)
10	Filling of the transformer with transformer oil and connection of all accessories including conservator, breather, radiator, bushing etc and connection of transformer to the network
11	Onsite testing, commissioning, checking, charging and other incidental costs for 3MVA Transformer
12	Replacement of leaky corksheet of suitable size as per sample
13	Supply and providing of HT Studs of suitable size and shape as per sample with required insulator
14	Supply and providing of LT Studs of suitable size and shape as per sample with required insulator
15	Providng and fixing of Copper patti
16	Supply and providing and fixing of Rubber Bush as per sample
17	Replacement of defective Brass nuts & washers as per size for HT & LT side
18	Replacement of diaphgram of explosive vent
19	Providing and fixing of Drain Valve
20	Testing and charging of Transformer
21	Supervision and incidental overhead expenses @15% of estimated amount for 4 Distribution Transformer
22	Total impact of GST for the purpose of CTC