Rate Contract For Repairing Of Damaged / Defective Distribution Transformers Of Different Type And Capacity- 1 Supply Of Bushing In Replacement Of Broken One As Per Is:3347 Of 1979 & Is: 2099 Of 1986 And Their Latest Amendment 2 33 Kv 250 Amps 3, bidhannagar-West Bengal

Rate Contract For Repairing Of Damaged / Defective Distribution Transformers Of Different Type And Capacity- 1 Supply Of Bushing In Replacement Of Broken One As Per Is:3347 Of 1979 & Is: 2099 Of 1986 And Their Latest Amendment 2 33 Kv 250 Amps 3 12 Kv 250 Amps 4 12 Kv 630 Amps 5 1.1 Kv 250 Amps 6 1.1 Kv 630 Amps 7 1.1 Kv 1000 Amps 8 Supply Of Studs For Busing Complete With Nuts, Washers And Cap Fittings According To Requirement Conforming To Is:3347 Of 1979 & Is: 2099 Of 1986 And Their Latest Amendment 9 Brass Stud With Brass Fittings Complete With Nuts, Washers & Cap Fittings- 12 Kv 250 Amps 10 Brass Stud With Brass Fittings Complete With Nuts, Washers & Cap Fittings-1.1 Kv 250 Amps 11 Brass Stud With Brass Fittings Complete With Nuts, Washers & Cap Fittings-1.1 Kv 630 Amps 12 Brass Stud With Brass Fittings Complete With Nuts, Washers & Cap Fittings-1.1 Kv 1000 Amps 13 Aluminium Stud With Aluminium Fittings Complete With Nuts, Washers Etc.- 12 Kv 250 Amps 14 Aluminium Stud With Aluminium Fittings Complete With Nuts, Washers Etc.- 1.1 Kv 250 Amps 15 Copper Stud With Copper Fittings Complete With Nuts Etc.- 12 Kv 250 Amps 16 Copper Stud With Copper Fittings Complete With Nuts Etc.- 1.1 Kv 250 Amps 17 Copper Stud With Copper Fittings Complete With Nuts Etc.- 1.1 Kv 630 Amps 18 Copper Stud With Copper Fittings Complete With Nuts Etc.- 1.1 Kv 1000 Amps 30 Mm Stud 19 Copper Stud With Copper Fittings Complete With Nuts Etc.- 1.1 Kv 1000 Amps 25 Mm Stud 20 Brass Stud With Brass Fittings Complete With Nuts, Etc. 34 Kv / 250 Amps 21 Copper Stud With Brass Fittings Complete With Nuts Etc. 34 Kv / 250 Amps 22 Oil Seal Of Bushing Made Of Neoprene Rubber 23 1.1 Kv 250 Amps 24 1.1 Kv 630 Amps 25 1.1 Kv 1000 Amps 26 12 Kv 250 Amps 27 33 Kv 250 Amps 28 Supply Of C.I. / M.S. Clamp For Fixing Of Ht Bushing 29 33 Kv Busing 30 11 Kv Busing 31 Supply Of Arcing Horn Assembly 32 33 Kv Single Gap Clamp 33 11 Kv Single Gap Clamp 34 Supply Of Insulating Materials For Assembly 35 Phase Separator, Spacers, Axial Ducts, Cylinder’S Core Yoke Insulation- Raman Make Sigma Con. 3.1 Pre-Compressed Pressphan Paper Board 36 Phase Separator, Spacers, Axial Ducts, Cylinder’S Core Yoke Insulation- ”K” Grade Scnapatty White Lay Pre-Compressed Press Board- With Thickness Of 0.75 Mm 37 Phase Separator, Spacers, Axial Ducts, Cylinder’S Core Yoke Insulation- ”K” Grade Scnapatty White Lay Pre-Compressed Press Board- With Thickness Of 1.5 To 3.2 Mm 38 Phase Separator, Spacers, Axial Ducts, Cylinder’S Core Yoke Insulation- ”K” Grade Scnapatty White Lay Pre-Compressed Press Board-With Thickness Of 5 Mm 39 Inter-Leaved Insulating Paper Between The Layers Of The Winding-Epoxy Dotted Kraft Paper- With Thickness Of 3 Mil 40 Inter-Leaved Insulating Paper Between The Layers Of The Winding-Epoxy Dotted Kraft Paper-With Thickness Of 4 Mil 41 Inter-Leaved Insulating Paper Between The Layers Of The Winding-Epoxy Dotted Kraft Paper-With Thickness Of 5 Mil 42 Other ( Viz Ampere Tape, Cotton Tape, Bakelite Tube And Sleeve Rings ) - For 10 Kva To 25 Kva 11 / 0.433 Kv 3 Ph. Each Transformers 43 Other ( Viz Ampere Tape, Cotton Tape, Bakelite Tube And Sleeve Rings ) - For 50 / 63 Kva Transformers 44 Other ( Viz Ampere Tape, Cotton Tape, Bakelite Tube And Sleeve Rings ) - For 100 / 160 Kva Transformers 45 Other ( Viz Ampere Tape, Cotton Tape, Bakelite Tube And Sleeve Rings ) - For 250 Kva Transformers 46 Other ( Viz Ampere Tape, Cotton Tape, Bakelite Tube And Sleeve Rings ) - For 300 / 315 Kva Transformers 47 Other ( Viz Ampere Tape, Cotton Tape, Bakelite Tube And Sleeve Rings ) - For 500 Kva Transformers 48 Other ( Viz Ampere Tape, Cotton Tape, Bakelite Tube And Sleeve Rings ) - For 630 Kva Transformers 49 Other ( Viz Ampere Tape, Cotton Tape, Bakelite Tube And Sleeve Rings ) - For 100 Kva 33 / 0.433 Kv Transformers 50 Supply Of Neoprene Rubberized Gasket Sheet 51 3 Mm Thickness 52 5 Mm Thickness 53 6 Mm Thickness 54 Rotary Switch With Handle 55 250 Kva 5 Position 56 250 Kva 7 Position 57 315 Kva 5 Position 58 315 Kva 7 Position 59 500 Kva 5 Position 60 500 Kva 7 Position 61 630 Kva 5 Position 62 630 Kva 7 Position 63 Supply Of Finished New E.C. Grade Copper Conductor With Insulation ( Loss: Max. 5% Allowed ) 64 Tpc 65 Dpc 66 S.E. 67 Supply Of Finished New E.C. Grade Copper Strip Dpc ( 50 Sq. Mm ) With Insulation ( Loss: Max. 5% Allowed ) 68 Supply Of Finished New Aluminium Conductor Coils / Wires With Insulation ( Loss: Max. 5% Allowed ) 69 S.E. Up To 25 Kva 70 S.E. Above 25 Kva 71 Tpc / Dpc 72 Supply Of Finished New Aluminium Strip Dpc / Tpc ( Loss: Max. 5% Allowed ) 73 Supply Of M.S. Bolts & Nuts ( Assorted Size ) According To Requirement ( Size To Be Mentioned As Per Bs 916 Bsw ) - For All Ratings 74 Supply Of Hot-Trip Galvanized Nut, Bolts & Washers - Assorted Size- For All Ratings 75 Supply Of Silica Gel Breather With Container And First Filling 76 10-25 Kva 11 / 6.6 / 6 / 0.4 Kv 77 50 / 63 Kva 11 / 6.6 / 6 / 0.4 Kv 78 100 / 160 Kva 11 / 6.6 / 6 / 0.4 Kv 79 250 Kva 11 / 6.6 / 6 / 0.4 Kv 80 315 Kva 11 / 6.6 / 6 / 0.4 Kv 81 500 / 630 Kva 11 / 6.6 / 6 / 0.4 Kv 82 Supply Of New Cooling Round Pipe Including Welding & Fittings 83 Supply Of Drain Valve / Filter Valve With Plug In Replacement Of Old One 84 1 / 4” 85 3 / 4” 86 1” 87 1- 1 / 4” 88 1-1 / 2” 89 2” 90 Base Plate With Fixing / Name Plate With Fixing / Dtr Indexing 91 Base Plate With Fixing ( The Base Plate Is To Be Made Of M.S. Material 2.5 Mm Thick Measuring 6”X4” To Be Fixed With The Body Of The Transformer Tank Suitably By Continues Welding On Tank Body ) 92 Name Plate With Fixing: ( The Name Plate Is To Be Made Of Anodized Aluminum 0.6 Mm Thick Measuring 4”X2”. The Name Plate Is To Be Fixed On The Base Plate By Machine Screws And Welded. The Name Plate Should Indicate The Following ) -Name Of The Repairer’S Firm / Name Of The Store Where From Received / Make / Serial No. / Voltage Ratio / Kva Ratings / % Impedance At 75°C / Load Loss At 100% Loading / No Load Loss At Rated Voltage & Freq. / Total Loss At 50% Loading ( If Applicable ) / Date Of Test ( The Above Particulars Are To Be Letter Punched On The Name Plate. The General Lettering Should Be Attached On Aluminiumplate And Anodized ) 93 Dtr Indexing ( As Per Instruction Of Ordering Officer ) - As Per Circular By The Director ( Dist ) Communicated Vide Memo No. Director ( Dist ) / B-6 / 2 ( 1-52 ) & ( 53-78 ) , Dated-15.01.09 94 Joint Preliminary / Final Survey And Preparation Of Report Together With Estimate Of Repair Work Involved ( To Be Submitted In Quadruplicate ) 95 10 Kva / 16 Kva / 25 Kva / , 11 / 6.6 / 6 / 0.433 Kv 96 50 Kva / 63 Kva, 11 / 6.6 / 6 / 0.433 Kv 97 100 / 160 Kva, 11 / 6.6 / 6 / 0.433 Kv 98 250 Kva, 11 / 6.6 / 6 / 0.433 Kv 99 315 Kva, 11 / 6.6 / 6 / 0.433 Kv 100 500 Kva / 630 Kva, 11 / 6.6 / 6 / 0.433 Kv 101 50 Kva, 33 / 0.433 Kv 102 100 Kva, 33 / 0.433 Kv 103 250 Kva, 33 / 0.433 Kv 104 Re-Assembly Of Transformer Found Condemned After Inspection 105 10 Kva / 16 Kva / 25 Kva / , 11 / 6.6 / 6 / 0.433 Kv 106 50 Kva / 63 Kva, 11 / 6.6 / 6 / 0.433 Kv 107 100 / 160 Kva, 11 / 6.6 / 6 / 0.433 Kv 108 250 Kva, 11 / 6.6 / 6 / 0.433 Kv 109 315 Kva, 11 / 6.6 / 6 / 0.433 Kv 110 500 Kva / 630 Kva, 11 / 6.6 / 6 / 0.433 Kv 111 50 Kva, 33 / 0.433 Kv 112 100 Kva, 33 / 0.433 Kv 113 250 Kva, 33 / 0.433 Kv 114 Labour Charges For Preparation And Fittings Of New Copper Coil In Replacement Of Damaged Ones By Providing Inter-Layer Insulation ( Inter Layer Insulation Material Is To Be Used As Per Recommendation Of Manufacturer Of Insulating Material ) 115 11 / 6.6 / 6 Kv Coils- Hv Coils Insulation Tpc 116 11 / 6.6 / 6 Kv Coils- Hv Coils Insulation Dpc 117 11 / 6.6 / 6 Kv Coils- Hv Coils Insulation Se 118 33 Kv Coils- Hv Coils Insulation Tpc 119 33 Kv Coils- Hv Coils Insulation Dpc 120 33 Kv Coils- Hv Coils Insulation Se 121 400 Volts Coils- Lv Coil Insulation Dpc ( Round ) 122 400 Volts Coils- Lv Coil Insulation Dpc ( Rectangular ) 123 Labour Charges For Rewinding Of Existing Copper Conductor 124 Labour Charges For Rewinding With Re-Insulation Of Existing Copper Conductor With Replacement Of Inter-Layer Insulation ( Inter Layer Insulation Material Is To Be Used As Per Recommendation Of Manufacturer Of Insulating Material ) - 33 Kv Coil: Tpc / Dpc 125 Labour Charges For Rewinding With Re-Insulation Of Existing Copper Conductor With Replacement Of Inter-Layer Insulation ( Inter Layer Insulation Material Is To Be Used As Per Recommendation Of Manufacturer Of Insulating Material ) - 11 Kv 6.6 Kv Coil: Dpc / Tpc 126 Labour Charges For Rewinding Without Re-Insulation Of Existing Copper Conductor- 33 Kv Coil: Tpc / Dpc 127 Labour Charges For Rewinding Without Re-Insulation Of Existing Copper Conductor- 11 Kv 6.6 Kv Coil: Dpc / Tpc 128 Labour Charges For Rewinding With Re-Insulation With Inter-Layer Insulation Of Old Lv ( 400 / 415 / 433 Volts ) Copper Coil With Ducting ( Inter Layer Insulation Material Is To Be Used As Per Recommendation Of Manufacturer Of Insulating Material ) 129 Lv Coils Insulation Dpc ( Round ) 130 Lv Coils Insulation Dpc ( Rectangular ) 131 Labour Charges For Preparation And Fitting Of Finished New Aluminium Coil By Providing New Inter-Layer Insulation 132 11 Kv 6.6 / 6 Kv Coils- Insulation Dpc ( Round ) 133 11 Kv 6.6 / 6 Kv Coils- Insulation Se ( Round ) 134 400 Volts Coils ( With Ducting ) - Insulation Dpc ( Round ) 135 400 Volts Coils ( With Ducting ) - Insulation Dpc ( Rectangular ) 136 Labour Charges For Rewinding With Replacement Of Inter-Layer Insulation Of Old Aluminium Wire : 11 / 6.6 Kv Coils ( Dpc / Tpc ) ( Inter Layer Insulation Material Is To Be Used As Per Recommendation Of Manufacturer Of Insulating Material ) 137 Labour Charges For Rewinding With Re-Insulation Of Existing 400 Volts Aluminium Coils By Providing New Inter-Layer Insulation With Ducting ( Inter Layer Insulation Material Is To Be Used As Per Recommendation Of Manufacturer Of Insulating Material ) 138 Re-Assembly And Boxing Up Of Core And Coil After Through Cleaning, Drying And Reconnection Of Coils Including Testing Charges ( Double Voltage Double Frequency Test Included ) 139 10 / 16 / 25 Kva, 11 / 6.6 / 6 / 0.433 Kv 140 50 / 63 Kva, 11 / 6.6 / 6 / 0.433 Kv 141 100 / 160 Kva, 11 / 6.6 / 6 / 0.433 Kv 142 250 Kva, 11 / 6.6 / 6 / 0.433 Kv 143 315 Kva, 11 / 6.6 / 6 / 0.433 Kv 144 500 / 630 Kva, 11 / 6.6 / 6 / 0.433 Kv 145 50 Kva, 33 / 0.433 Kv 146 100 Kva, 33 / 0.433 Kv 147 250 Kva, 33 / 0.433 Kv 148 External Painting Of Transformers 149 10 / 16 / 25 Kva, 11 / 6.6 / 6 / 0.433 Kv 150 50 / 63 Kva, 11 / 6.6 / 6 / 0.433 Kv 151 100 / 160 Kva, 11 / 6.6 / 6 / 0.433 Kv 152 250 Kva, 11 / 6.6 / 6 / 0.433 Kv 153 315 Kva, 11 / 6.6 / 6 / 0.433 Kv 154 500 / 630 Kva, 11 / 6.6 / 6 / 0.433 Kv 155 50 Kva, 33 / 0.433 Kv 156 100 Kva, 33 / 0.433 Kv 157 250 Kva, 33 / 0.433 Kv 158 Transformer Tank Repairing Charges For Electrical Welding 159 Gas Cutting Of Lit Of Sealed Type Transformer 160 Filtration Of Insulating Oil At Suitable Temperature In Steam Line Type Filter Machine- New / Reclaimed Oil ( Process Loss 2% ) 161 Joint Preliminary / Final Survey And Preparation Of Report Together With Estimate Of Repair Work Involved ( To Be Submitted In Quadruplicate ) 162 10 Kva / 16 Kva / 25 Kva, 11 / 6.6 / 6 / 0.433 Kv 163 50 Kva / 63 Kva, 11 / 6.6 / 6 / 0.433 Kv 164 Re-Assembly Of Transformer Found Condemned After Inspection 165 10 Kva / 16 Kva / 25 Kva, 11 / 6.6 / 6 / 0.433 Kv 166 50 Kva / 63 Kva, 11 / 6.6 / 6 / 0.433 Kv 167 Labour Charges For Preparation And Fittings Of New Copper Coil In Replacement Of Damaged Ones By Providing Inter-Layer Insulation ( Inter Layer Insulation Material Is To Be Used As Per Recommendation Of Manufacturer Of Insulating Material ) 168 11 / 6.6 / 6 Kv Coils- Hv Coils Insulation Se 169 400 Volts Coils- Lv Coil Insulation Dpc ( Round ) 170 400 Volts Coils- Lv Coil Insulation Dpc ( Rectangular ) 171 Labour Charges For Rewinding With Re-Insulation With Inter-Layer Insulation Of Old Lv ( 400 / 415 / 433 Volts ) Copper Coil With Ducting ( Inter Layer Insulation Material Is To Be Used As Per Recommendation Of Manufacturer Of Insulating Material ) 172 Lv Coils Insulation Dpc ( Round ) 173 Lv Coils Insulation Dpc ( Rectangular ) 174 Labour Charges For Preparation And Fitting Of Finished New Aluminium Coil By Providing New Inter-Layer Insulation 175 11 Kv 6.6 / 6 Kv Coils- Insulation Se ( Round ) 176 400 Volts Coils ( With Ducting ) - Insulation Dpc ( Round ) 177 400 Volts Coils ( With Ducting ) - Insulation Dpc ( Rectangular ) 178 Labour Charges For Rewinding With Re-Insulation Of Existing 400 Volts Kv Aluminium Coils By Providing New Inter-Layer Insulation With Ducting ( Inter Layer Insulation Material Is To Be Used As Per Recommendation Of Manufacturer Of Insulating Material ) 179 Re-Assembly And Boxing Up Of Core And Coil After Thorough Cleaning, Drying And Reconnection Of Coils Including Testing Charges ( Double Voltage Double Frequency Test Included ) 180 10 / 16 / 25 Kva, 11 / 6.6 / 6 / 0.433 Kv 181 50 / 63 Kva, 11 / 6.6 / 6 / 0.433 Kv 182 External Painting Transformers 183 10 / 16 / 25 Kva, 11 / 6.6 / 6 / 0.433 Kv 184 50 / 63 Kva, 11 / 6.6 / 6 / 0.433 Kv 185 Transformer Tank Repairing Charges For Electrical Welding 186 Gas Cutting Of Lit Of Sealed Type Transformer 187 Filtration Of Insulating Oil At Suitable Temperature In Steam Line Type Filter Machine- New / Reclaimed Oil ( Process Loss 2% )

Sr No	CorrigendumDate	Corrignedum	CorrigendumType	NewSubmissionDate
1	09-Jun-2022	Other Corrigendum	Other	21-06-2022

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Name of Work: Rate Contract for Repairing of Damaged/Defectice DTR of different Type & Capacity.

Sl. No.	Item Description
1	Supply of Bushing in replacement of broken one as per IS:3347 of 1979 & IS: 2099 of 1986 and their latest amendment
2	33 KV 250 Amps
3	12 KV 250 Amps
4	12 KV 630 Amps
5	1.1 KV 250 Amps
6	1.1 KV 630 Amps
7	1.1 KV 1000 Amps
8	Supply of Studs for Busing complete with Nuts, Washers and Cap Fittings according to requirement conforming to IS:3347 of 1979 & IS: 2099 of 1986 and their latest amendment
9	Brass Stud with Brass Fittings complete with Nuts, Washers & Cap Fittings- 12 KV 250 Amps
10	Brass Stud with Brass Fittings complete with Nuts, Washers & Cap Fittings-1.1 KV 250 Amps
11	Brass Stud with Brass Fittings complete with Nuts, Washers & Cap Fittings-1.1 KV 630 Amps
12	Brass Stud with Brass Fittings complete with Nuts, Washers & Cap Fittings-1.1 KV 1000 Amps
13	Aluminium Stud with Aluminium Fittings complete with Nuts, Washers etc.- 12 KV 250 Amps
14	Aluminium Stud with Aluminium Fittings complete with Nuts, Washers etc.- 1.1 KV 250 Amps
15	Copper Stud with Copper Fittings complete with Nuts etc.- 12 KV 250 Amps
16	Copper Stud with Copper Fittings complete with Nuts etc.- 1.1 KV 250 Amps
17	Copper Stud with Copper Fittings complete with Nuts etc.- 1.1 KV 630 Amps
18	Copper Stud with Copper Fittings complete with Nuts etc.- 1.1 KV 1000 Amps 30 mm Stud
19	Copper Stud with Copper Fittings complete with Nuts etc.- 1.1 KV 1000 Amps 25 mm Stud
20	Brass Stud with Brass Fittings complete with Nuts, etc. 34 KV/250 Amps
21	Copper Stud with Brass Fittings complete with Nuts etc. 34 KV/250 Amps
22	Oil Seal of Bushing made of Neoprene rubber
23	1.1 KV 250 Amps
24	1.1 KV 630 Amps
25	1.1 KV 1000 Amps
26	12 KV 250 Amps
27	33 KV 250 Amps
28	Supply of C.I./M.S. Clamp for Fixing of HT Bushing
29	33 KV Busing
30	11 KV Busing
31	Supply of Arcing Horn assembly
32	33 KV Single Gap Clamp
33	11 KV Single Gap Clamp
34	Supply of Insulating materials for assembly
35	Phase separator, Spacers, axial ducts, cylinder’s core yoke insulation- Raman make sigma con. 3.1 pre-compressed pressphan paper board
36	Phase separator, Spacers, axial ducts, cylinder’s core yoke insulation- ”K” Grade Scnapatty White lay pre-compressed Press Board- with thickness of 0.75 mm
37	Phase separator, Spacers, axial ducts, cylinder’s core yoke insulation- ”K” Grade Scnapatty White lay pre-compressed Press Board- with thickness of 1.5 to 3.2 mm
38	Phase separator, Spacers, axial ducts, cylinder’s core yoke insulation- ”K” Grade Scnapatty White lay pre-compressed Press Board-with thickness of 5 mm
39	Inter-leaved insulating paper between the layers of the winding-Epoxy dotted Kraft Paper- with thickness of 3 Mil
40	Inter-leaved insulating paper between the layers of the winding-Epoxy dotted Kraft Paper-with thickness of 4 Mil
41	Inter-leaved insulating paper between the layers of the winding-Epoxy dotted Kraft Paper-with thickness of 5 Mil
42	Other (viz Ampere tape, Cotton Tape, Bakelite Tube and Sleeve Rings)- For 10 KVA to 25 KVA 11/0.433 KV 3 Ph. Each Transformers
43	Other (viz Ampere tape, Cotton Tape, Bakelite Tube and Sleeve Rings)- For 50/63 KVA Transformers
44	Other (viz Ampere tape, Cotton Tape, Bakelite Tube and Sleeve Rings)- For 100/160 KVA Transformers
45	Other (viz Ampere tape, Cotton Tape, Bakelite Tube and Sleeve Rings)- For 250 KVA Transformers
46	Other (viz Ampere tape, Cotton Tape, Bakelite Tube and Sleeve Rings)- For 300/315 KVA Transformers
47	Other (viz Ampere tape, Cotton Tape, Bakelite Tube and Sleeve Rings)- For 500 KVA Transformers
48	Other (viz Ampere tape, Cotton Tape, Bakelite Tube and Sleeve Rings)- For 630 KVA Transformers
49	Other (viz Ampere tape, Cotton Tape, Bakelite Tube and Sleeve Rings)- For 100 KVA 33/0.433 KV Transformers
50	Supply of Neoprene Rubberized Gasket Sheet
51	3 mm Thickness
52	5 mm Thickness
53	6 mm Thickness
54	Rotary Switch with Handle
55	250 KVA 5 Position
56	250 KVA 7 Position
57	315 KVA 5 Position
58	315 KVA 7 Position
59	500 KVA 5 Position
60	500 KVA 7 Position
61	630 KVA 5 Position
62	630 KVA 7 Position
63	Supply of finished new E.C. Grade Copper Conductor with insulation (Loss: Max. 5% allowed)
64	TPC
65	DPC
66	S.E.
67	Supply of finished new E.C. Grade Copper Strip DPC (50 Sq. mm) with insulation (Loss: Max. 5% allowed)
68	Supply of finished new Aluminium Conductor Coils/Wires with insulation (Loss: Max. 5% allowed)
69	S.E. up to 25 KVA
70	S.E. above 25 KVA
71	TPC/DPC
72	Supply of finished new Aluminium Strip DPC/TPC (Loss: Max. 5% allowed)
73	Supply of M.S. Bolts & Nuts (assorted size) according to requirement (size to be mentioned as per BS 916 BSW)- For all ratings
74	Supply of Hot-Trip galvanized Nut, Bolts & Washers - Assorted size- For all ratings
75	Supply of Silica gel Breather with container and first filling
76	10-25 KVA 11/6.6/6/0.4 KV
77	50/63 KVA 11/6.6/6/0.4 KV
78	100/160 KVA 11/6.6/6/0.4 KV
79	250 KVA 11/6.6/6/0.4 KV
80	315 KVA 11/6.6/6/0.4 KV
81	500/630 KVA 11/6.6/6/0.4 KV
82	Supply of New Cooling round pipe including Welding & Fittings
83	Supply of Drain Valve / Filter Valve with plug in replacement of old one
84	1/4”
85	3/4”
86	1”
87	1- 1/4”
88	1-1/2”
89	2”
90	BASE PLATE WITH FIXING/ NAME PLATE WITH FIXING/ DTR Indexing
91	BASE PLATE WITH FIXING (The Base Plate is to be made of M.S. Material 2.5 mm thick measuring 6”x4” to be fixed with the body of the Transformer Tank suitably by continues welding on tank body)
92	NAME PLATE WITH FIXING: (The Name Plate is to be made of anodized Aluminum 0.6 mm thick measuring 4”x2”. The Name Plate is to be fixed on the base plate by machine screws and welded. The Name Plate should indicate the following)-Name of the Repairer’s Firm/ Name of the Store where from received/ Make/Serial No./ Voltage ratio/ KVA ratings/ % Impedance at 75°C/ Load Loss at 100% Loading/ No load Loss at rated voltage & freq./ Total Loss at 50% loading (If applicable)/ Date of test (The above particulars are to be letter punched on the Name Plate. The general lettering should be attached on AluminiumPlate and anodized)
93	DTR Indexing (As per instruction of ordering officer)- As per circular by The Director (Dist) Communicated vide memo no. Director (Dist)/ B-6/2(1-52) & (53-78), dated-15.01.09
94	Joint preliminary/final Survey and preparation of report together with estimate of repair work involved (to be submitted in quadruplicate)
95	10 KVA/16 KVA/25 KVA/, 11/6.6/6/0.433 KV
96	50 KVA/63 KVA, 11/6.6/6/0.433 KV
97	100/160 KVA, 11/6.6/6/0.433 KV
98	250 KVA, 11/6.6/6/0.433 KV
99	315 KVA, 11/6.6/6/0.433 KV
100	500 KVA/630 KVA, 11/6.6/6/0.433 KV
101	50 KVA, 33/0.433 KV
102	100 KVA, 33/0.433 KV
103	250 KVA, 33/0.433 KV
104	Re-assembly of Transformer found condemned after inspection
105	10 KVA/16 KVA/25 KVA/, 11/6.6/6/0.433 KV
106	50 KVA/63 KVA, 11/6.6/6/0.433 KV
107	100/160 KVA, 11/6.6/6/0.433 KV
108	250 KVA, 11/6.6/6/0.433 KV
109	315 KVA, 11/6.6/6/0.433 KV
110	500 KVA/630 KVA, 11/6.6/6/0.433 KV
111	50 KVA, 33/0.433 KV
112	100 KVA, 33/0.433 KV
113	250 KVA, 33/0.433 KV
114	Labour Charges for preparation and fittings of new Copper Coil in replacement of damaged ones by providing inter-layer insulation (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)
115	11/6.6/6 KV Coils- HV Coils Insulation TPC
116	11/6.6/6 KV Coils- HV Coils Insulation DPC
117	11/6.6/6 KV Coils- HV Coils Insulation SE
118	33 KV Coils- HV Coils Insulation TPC
119	33 KV Coils- HV Coils Insulation DPC
120	33 KV Coils- HV Coils Insulation SE
121	400 Volts Coils- LV Coil Insulation DPC (Round)
122	400 Volts Coils- LV Coil Insulation DPC (Rectangular)
123	Labour Charges for rewinding of existing Copper Conductor
124	Labour Charges for rewinding with re-insulation of existing Copper Conductor with replacement of inter-layer insulation (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)- 33 KV Coil: TPC/DPC
125	Labour Charges for rewinding with re-insulation of existing Copper Conductor with replacement of inter-layer insulation (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)- 11 KV 6.6 KV Coil: DPC/TPC
126	Labour Charges for rewinding without re-insulation of existing Copper Conductor- 33 KV Coil: TPC/DPC
127	Labour Charges for rewinding without re-insulation of existing Copper Conductor- 11 KV 6.6 KV Coil: DPC/TPC
128	Labour Charges for rewinding with re-insulation with inter-layer insulation of old LV (400/415/433 Volts) Copper Coil with ducting (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)
129	LV Coils Insulation DPC (Round)
130	LV Coils Insulation DPC (Rectangular)
131	Labour Charges for preparation and fitting of finished new Aluminium Coil by providing new inter-layer insulation
132	11 KV 6.6/6 KV Coils- Insulation DPC (Round)
133	11 KV 6.6/6 KV Coils- Insulation SE (Round)
134	400 Volts Coils (with ducting)- Insulation DPC (Round)
135	400 Volts Coils (with ducting)- Insulation DPC (Rectangular)
136	Labour Charges for rewinding with replacement of inter-layer insulation of old Aluminium Wire : 11/6.6 KV Coils (DPC/TPC) (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)
137	Labour Charges for rewinding with re-insulation of existing 400 Volts Aluminium Coils by providing new inter-layer insulation with ducting (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)
138	Re-Assembly and Boxing up of Core and Coil after through cleaning, drying and reconnection of Coils including testing charges (Double Voltage Double Frequency test included)
139	10/16/25 KVA, 11/6.6/6/0.433 KV
140	50 /63 KVA, 11/6.6/6/0.433 KV
141	100/160 KVA, 11/6.6/6/0.433 KV
142	250 KVA, 11/6.6/6/0.433 KV
143	315 KVA, 11/6.6/6/0.433 KV
144	500 /630 KVA, 11/6.6/6/0.433 KV
145	50 KVA, 33/0.433 KV
146	100 KVA, 33/0.433 KV
147	250 KVA, 33/0.433 KV
148	External Painting of Transformers
149	10/16/25 KVA, 11/6.6/6/0.433 KV
150	50 /63 KVA, 11/6.6/6/0.433 KV
151	100/160 KVA, 11/6.6/6/0.433 KV
152	250 KVA, 11/6.6/6/0.433 KV
153	315 KVA, 11/6.6/6/0.433 KV
154	500 /630 KVA, 11/6.6/6/0.433 KV
155	50 KVA, 33/0.433 KV
156	100 KVA, 33/0.433 KV
157	250 KVA, 33/0.433 KV
158	Transformer Tank repairing charges for Electrical Welding
159	Gas Cutting of lit of sealed type transformer
160	Filtration of Insulating Oil at suitable temperature in steam line type filter machine- New/reclaimed Oil (Process loss 2%)
161	Joint preliminary/final survey and preparation of report together with estimate of repair work involved (to be submitted in quadruplicate)
162	10 KVA/16 KVA/25 KVA, 11/6.6/6/0.433 KV
163	50 KVA/63 KVA, 11/6.6/6/0.433 KV
164	Re-assembly of Transformer found condemned after inspection
165	10 KVA/16 KVA/25 KVA, 11/6.6/6/0.433 KV
166	50 KVA/63 KVA, 11/6.6/6/0.433 KV
167	Labour Charges for preparation and fittings of new Copper Coil in replacement of damaged ones by providing inter-layer insulation (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)
168	11/6.6/6 KV Coils- HV Coils Insulation SE
169	400 Volts Coils- LV Coil Insulation DPC (Round)
170	400 Volts Coils- LV Coil Insulation DPC (Rectangular)
171	Labour Charges for rewinding with re-insulation with inter-layer insulation of old LV (400/415/433 Volts) Copper Coil with ducting (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)
172	LV Coils Insulation DPC (Round)
173	LV Coils Insulation DPC (Rectangular)
174	Labour Charges for preparation and fitting of finished new Aluminium Coil by providing new inter-layer insulation
175	11 KV 6.6/6 KV Coils- Insulation SE (Round)
176	400 Volts Coils (with ducting)- Insulation DPC (Round)
177	400 Volts Coils (with ducting)- Insulation DPC (Rectangular)
178	Labour Charges for rewinding with re-insulation of existing 400 Volts KV Aluminium Coils by providing new inter-layer insulation with ducting (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)
179	Re-Assembly and Boxing up of Core and Coil after thorough cleaning, drying and reconnection of Coils including testing charges (Double Voltage Double Frequency test included)
180	10/16/25 KVA, 11/6.6/6/0.433 KV
181	50 /63 KVA, 11/6.6/6/0.433 KV
182	External Painting Transformers
183	10/16/25 KVA, 11/6.6/6/0.433 KV
184	50 /63 KVA, 11/6.6/6/0.433 KV
185	Transformer Tank repairing charges for Electrical Welding
186	Gas Cutting of lit of sealed type transformer
187	Filtration of Insulating Oil at suitable temperature in steam line type filter machine- New/reclaimed Oil (Process loss 2%)