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Tender for Servicing Of 33/11 Kva Up To 6.3 Mva Power Transformer Outdoor Type Externally Including All Accesories Such As (Conservator Tank, Marshalling Box, Bushing, Buchholz Relay Radiator, Oil Level Indicator) Complete And Checking The Outgoing And Incoming Terminal Connection Complete With Following Testing. (A) Transformer Oil Testing Dielectric Strength Testing. (B) Buchholz Relay Alram Test And Trip Testing. (C) Oil Tempreature Alarm And Trip Testing. (D) Winding Temperature Alarm And Trip Testing. (E) Meggar Testing Between Hv And Earth. (F) Meggar Testing Between Lv And Earth. (G) Meggar Testing Between Hv And Lv. (H) Earth Resistance Test Of Transformer Neutral. (J) Earth Resistance Test Of Transformer Body (K) Replacement Of Gaskets To Arrest Leakages With Removing And Re Using Of Transformer Oil As Per Site Requirement. (L) Replacement Of All Insulators Of Same Grade 33Kv And 11 Kv Side And Making Connections, Complete All As Specified And Directed. Note : Contractor Shall Provide The Testing Results To Engr- In- Charge , Filteration, Heating And Dehydration Of Transformer Oil (Nagrota, Katra, Charlie Hills & Sanjhi Chatt Area At Site) On Load System, Ehv Grade Having Dielectric Strength Not Less Than 60 Kv With 2 Mm Gap High Viscosity In Transformer Of Cap 40 Kva To 500 Kva As Per Is-335 Of 1983 For Reducing Moisture, Acidity Carbon Particle In Transformer Oil. Note :- The Filtration, Heating And Dehydration Of Transformer Oil Shall Be Carried Out Site. The Unit Rate Quoted By The Contractor Shall Deemed To Include For Arrangement Of Filtration Machine And Its Transporation To Various Locations Of Transformer And Top Up Of Transformer Oil. Note :- Getting Permission From State Department For Sanjhi Chatt Area For Transportation Of Materials Is Contractors Responsibility And Rate Is Included In The Item Rate Quoted. , Supply, Filling New Transformer Oil In Transformers For Topping Up Levels Or For Replacement Of Unfit Oil Having Dielectric Strength Not Less Than 60 Kv At 2.5 Mm Gap And Shall Be Confirming To Is 335. Note : The Empty Barrel Is The Property Of Department And Supply Should Be Given In Sealed Containers. , Inspection Of Defective Step Down 11 Kv / 0.433 Upto 500 Kva Transformer Any Make, Installed On Plinth/ Floor/ Pole Mounted, Indoor/Outdoor Type, Step Opening, Removing The Top Cover Of Transformer, Detecting The Fault, Rectfying The Defect At Site (Nagrota, Katra, Charlie Hills & Sanjhi Chatt Area) Except Major Fault Of Burnt Winding Or Other. The Following Tasks Will Be Performed :- (A) Step Opening Of The Transformer And Removing The Transformer Top Cover For Checking And Rectification The Faults Of The Transformer. (B) Replacement Of Defective Ht/Lt Bushes, Spindles Etc. (C) Refixing The Transformer Top Cover With Nuts, Bolts And Washers. (D) Testing Of Transformer Complete. Note : (I) In Case Of Replacement Of Lv / Hv Bushing / Spindles / Tap Changer Etc, Will Be Measured And Paid For Separately Under Relevant Items. (Ii) Transformer Oil (If Required) For Topping Will Measured And Paid For Separately Under Relevant Item. (Iii) Replacement Of Gaskets To Arrest The Leakages Is Included In The Item Rate Quoted. , Inspection Of Defective Step Down 11 Kv / 0.433 Upto 500 Kva Transformer Any Make, Installed On Plinth/ Floor/ Pole Mounted, Indoor/Outdoor Type, Step Opening, Removing The Top Cover Of Transformer, Detecting The Fault, Rectfying The Defect At Site (Nagrota, Katra, Charlie Hills & Sanjhi Chatt Area) Except Major Fault Of Burnt Winding Or Other. The Following Tasks Will Be Performed :- (A) Step Opening Of The Transformer And Removing The Transformer Top Cover For Checking And Rectification The Faults Of The Transformer. (B) Replacement Of Defective Ht/Lt Bushes, Spindles Etc. (C) Refixing The Transformer Top Cover With Nuts, Bolts And Washers. (D) Testing Of Transformer Complete. Note : (I) In Case Of Replacement Of Lv / Hv Bushing / Spindles / Tap Changer Etc, Will Be Measured And Paid For Separately Under Relevant Items. (Ii) Transformer Oil (If Required) For Topping Will Measured And Paid For Separately Under Relevant Item. (Iii) Replacement Of Gaskets To Arrest The Leakages Is Included In The Item Rate Quoted.
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