Stage contract for 33/11 KV substation at WSS Tangnar

Amount

Providing and Fitting of Cable Kit of different sizes as per the detail in Annexure 1

35 Sq mm (ABC) (The rate per job shall be allowed @ 11.63% of the quoted / negotiated rate of whole item.)

35 Sq mm (Single Core) Straight joint Kit (The rate per job shall be allowed @ 13.96% of the quoted / negotiated rate of whole item.)

70 Sq mm (3-Core) (The rate per job shall be allowed @ 17.05% of the quoted / negotiated rate of whole item.)

95 Sq mm (3-Core) (The rate per job shall be allowed @ 17.05% of the quoted / negotiated rate of whole item.)

240 Sq mm (3- Core) (The rate per job shall be allowed @ 20.93% of the quoted / negotiated rate of whole item.)

240 Sq mm (Single Core) (The rate per job shall be allowed @ 19.38% of the quoted / negotiated rate of whole item.)

Total Amount for complete job

Providing and Fitting of Link Set as per the detail in annexure 2

Providing and Fitting of Lighting Arrestor as per the detail in Annexure 3

Providing and Fitting of Grip Assemblies of isolator as per the detail in Annexure 4

Providing and Fitting of Pad Clamp as per the detail in Annexure 5

Providing and Fitting of Post Insulators per the detail in Annexure 6

Providing and Fitting of Knife assembly to isolators as per the detail in Annexure 7

Providing and Fitting of Pin Insulator (33KV) as per the detail in Annexure 8

Providing and Fitting of Disc Insulator as per the detail in Annexure 9

Providing and Fitting of ACSR conductor (0.1) as per the detail in Annexure 10

Providing and Fitting of Tripping/ Closing of VCBs as per the detail in Annexure 11

Providing and Fitting of Spring Charge Motor as per the detail in Annexure 12

Providing and Fitting of HRC Fuse

Providing and Fitting of Anti pumping Relay as per the detail in Annexure 14

Providing and Fitting of Auxiliary Switch as per the detail in Annexure 15

Providing and Fitting of Tripping and Closing Switch as per the detail in Annexure 16

Mechanical Repairs to VCB Unit per the detail in Annexure 17

Providing / Fitting of CT/PT Unit as per the detail in Annexure 18

Providing and Fitting of Buchholz Relay as per the detail in Annexure 19

Providing and Fitting of Winding Temperature meter as per the detail in Annexure 20

Providing and Fitting of Oil Temperature meter as per the detail in Annexure 21

Providing and Fitting of CT Clamp as per the detail in Annexure 22

Repairs/ Rewinding of CT/PT Unitas per the detail in Annexure 23

Providing and Fitting of Auxiliary Relay as per the detail in Annexure 24

Providing and Fitting of Master Trip Relay as per the detail in Annexure 25

Providing and Fitting of Over current and Earth fault Relay per the detail in Annexure 26

Providing and Fitting of digital Volt/Ampere meter as per the detail in Annexure 27

Providing and Fitting of Transformer Differential Relay as per the detail in Annexure 28

Providing and Fitting of Hooter as per Annexure 29

Providing and Fitting of Phase Indication Lamps in red, green. Yellow and blue colours

Replacement of 33KV Isolator as per as per the detail in Annexure 30

Providing and Fitting of drop out set as per the detail in Annexure 31

Providing of link rod for 33 KV yards per the detail in Annexure 32

Providing/ Fitting of Electric Poles as per the detail in Annexure 33

9 Mtr long

11 Mtr Long

Servicing of 33/11 KV Isolators as per detail in Annexure 34

Providing of Electrical Tape Rolls in different colours

Providing of Dhoti Cloth (1Mtr x 2Mtr)

Providing of HT Safety Gloves suitable for withholding 33KV shock. The safety Gloves shall be of suitable make and is to be provided with manufacturers test certificate

Providing of HT Safety shoes suitable for withholding 33KV shock. The safety shoes shall be of suitable make and is to be provided with manufacturers test certificate

Providing of water proof chargeable LED search light for visibility upto 200 mtrs. The search light shall be of reputed make

Chemical Earthing as per the detail in Annexure 35

Providing of Digital Multi Meter/ Tong Tester

Providing of digital earth tester as per detail in Annexure 36

Providing/ Fitting of Remote/Local Switch as per detail in Annexure 37

Providing/Fitting of different size cables as per detail in Annexure 38

1.5 Sqmm cable wire (The rate per mtr shall be allowed @ 0.30% of the quoted / negotiated rate of whole item.)

35 Sqmm (ABC) aluminium cable (The rate per mtr shall be allowed @ 9.06% of the quoted / negotiated rate of whole item.)

70 Sqmm (3-Core) aluminium cable (The rate per mtr shall be allowed @ 13.03% of the quoted / negotiated rate of whole item.)

95 Sqmm (3-Core) aluminium cable (The rate per mtr shall be allowed @ 15.29% of the quoted / negotiated rate of whole item.)

240 Sq mm (3- Core) aluminium cable (The rate per mtr shall be allowed @ 49.10% of the quoted / negotiated rate of whole item.)

240 Sq mm (Single Core) aluminium cable (The rate per mtr shall be allowed @ 13.22% of the quoted / negotiated rate of whole item.)

Total Amount for complete job

Providing of insulation tester/ Meger 5000V capacity Testing range 1 Mohm to 200Gega Ohms Testing Voltages 1000V / 2500V/5000V Make Meco/HTC/Fluke

Repairs to 630 KVA power Transformer

Disassembling of 3phase, 630 KVA, 33/0.440 KV H.T Transformer from the bed and H.T/L. T Circuit, loading into vehicle then shifting it to workshop for conducting repairs, unloading the transformer by using channels and skilled/ semi- skilled labours and then back to the site of work in vehicle. The job includes installation of H.T Transformer on bed. The job also includes refitting of L.T / H.T circuit complete and testing of H.T Transformer at full load. The vehicle and hydra req for job to be provided by contractor (The rate per job shall be allowed @ 38.10% of the quoted / negotiated rate of whole item.)

Disassembling of transformer for assessing the nature of fault and damages. The job includes opening of top cover and removal of damaged coils. (The rate per job shall be allowed @ 8.89% of the quoted / negotiated rate of whole item.)

Supply of copper wire and Complete rewinding of copper wound H. T Coils as per norms and required specification. The rates are inclusive of old scrap. (Coils prefabricated as per relevant IE- - Specification) approximate weight copper winding of each coil = 20 kg. The rate shall be inclusive of rebate on old scrap. (The rate per kg shall be allowed @ 1.52% of the quoted / negotiated rate of whole item.)

Supply of copper strips and Complete rewinding of copper wound L.T Leg as per norms and required specification. (L.T leg copper winding as per relevant IE- - Specification) approximate weight copper winding of each leg = 48 kg. The rate shall be inclusive of rebate on old scrap. (The rate per kg shall be allowed @ 1.52% of the quoted / negotiated rate of whole item.)

Extraction of moisture from the winding assembly with core by way of heat treatment of the same in electric oven at least for 24 hrs at appropriate temperature. (The rate per job shall be allowed @ 16.51% of the quoted / negotiated rate of whole item.)

Re- tapping of all connection leads and P/F of sleeves to H.T/L. T connections (The rate per job shall be allowed @ 7.62% of the quoted / negotiated rate of whole item.)

Fabrication, P/F of top lid gasket to the transformer and fitting of whole assembly into the transformer tank. (The rate per job shall be allowed @ 8.89% of the quoted / negotiated rate of whole item.)

Providing and fitting of assorted size nuts and bolts (The rate per kg shall be allowed @ 0.28 % of the quoted / negotiated rate of whole item.)

Arresting of leakages in the radiator fins/tubes of the H.T transformer tank by welding / breezing / soldering at identified spot (approximate length of spot = 1cm). (The rate per job shall be allowed @ 3.05% of the quoted / negotiated rate of whole item.)

Providing and fitting of 53 KA di-electric strength T- OIL of standard make (The rate per ltr shall be allowed @ 0.36% of the quoted / negotiated rate of whole item.)

Filtration of existing T- oil upto desired strength and specifications. (The rate per ltr shall be allowed @ 0.05% of the quoted / negotiated rate of whole item.)

P/F of H.T brass Bush rod with washers, nuts and insulators to be fitted to 630 KVA H. T transformer (The rate per job shall be allowed @ 5.59% of the quoted / negotiated rate of whole item.)

P/F of L.T brass Bush rods with washers, nuts and insulators to be fitted to 630 KVA H. T transformers (The rate per job shall be allowed @ 7.62% of the quoted / negotiated rate of whole item.)

Total Amount for complete job

Repairs to 250 KVA power Transformer

Disassembling of 3phase, 250 KVA, 33/0.440 KV H.T Transformer from the bed and H.T/L. T Circuit, loading into vehicle then shifting it to workshop for conducting repairs, unloading the transformer by using channels and skilled/ semi- skilled labours and then back to the site of work in vehicle. The job includes installation of H.T Transformer on bed. The job also includes refitting of L.T / H.T circuit complete and testing of H.T Transformer at full load. The vehicle and hydra req for job to be provided by contractor (The rate per job shall be allowed @ 29.10% of the quoted / negotiated rate of whole item.)

Disassembling of transformer for assessing the nature of fault and damages. The job includes opening of top cover and removal of damaged coils. (The rate per job shall be allowed @ 10.18% of the quoted / negotiated rate of whole item.)

Supply of copper wire and Complete rewinding of copper wound Coils as per norms and required specification. The rates are inclusive of old scrap. (Coils prefabricated as per relevant IE- - Specification) (The rate per kg shall be allowed @ 1.75% of the quoted / negotiated rate of whole item.)

Supply of copper strips and Complete rewinding of copper wound L.T Leg as per norms and required specification. (L.T leg copper winding as per relevant IE- - Specification) The rate shall be inclusive of rebate on old scrap. (The rate per kg shall be allowed @ 1.75% of the quoted / negotiated rate of whole item.)

Extraction of moisture from the winding assembly with core by way of heat treatment of the same in electric oven at least for 24 hrs at appropriate temperature. (The rate per job shall be allowed @ 16.00% of the quoted / negotiated rate of whole item.)

Re- tapping of all connection leads and P/F of sleeves to H.T/L. T connections (The rate per job shall be allowed @ 8.73% of the quoted / negotiated rate of whole item.)

Fabrication, P/F of top lid gasket to the transformer and fitting of whole assembly into the transformer tank. (The rate per job shall be allowed @ 10.18% of the quoted / negotiated rate of whole item.)

Providing and fitting of assorted size nuts and bolts (The rate per kg shall be allowed @ 0.32% of the quoted / negotiated rate of whole item.)

Arresting of leakages in the radiator fins/tubes of the H.T transformer tank by welding / breezing / soldering at identified spot (approximate length of spot = 1cm) .(The rate per job shall be allowed @ 3.49% of the quoted / negotiated rate of whole item.)

Providing and fitting of 53 KA di-electric strength T- OIL of standard make (The rate per ltr shall be allowed @ 0.40% of the quoted / negotiated rate of whole item.)

Filtration of existing T- oil up to desired strength and specifications. (The rate per ltr shall be allowed @ 0.06 % of the quoted / negotiated rate of whole item.)

P/F of H.T brass Bush rod with washers, nuts and insulators to be fitted to 250 KVA transformer (The rate per job shall be allowed @ 6.40% of the quoted / negotiated rate of whole item.)

P/F of L.T brass Bush rods with washers, nuts and insulators to be fitted to 250 KVA transformer (The rate per job shall be allowed @ 11.64% of the quoted / negotiated rate of whole item.)

Total Amount for complete job

Repairs to 2.5 MVA power Transformer

Disassembling of 3phase, 2.5 MVA, 33/11 KV H. T Transformer from the bed and H. T/L. T Circuit, loading into vehicle then shifting it to workshop for conducting repairs, unloading the transformer by using channels and skilled/ semi- skilled labours and then back to the site of work in vehicle. The job includes installation of H.T Transformer on bed. The job also includes refitting of L.T / H.T circuit complete and testing of H.T Transformer at full load. The vehicle and hydra required for job to be provided by contractor (The rate per job shall be allowed @ 46.15% of the quoted / negotiated rate of whole item.)

Disassembling of transformer for assessing the nature of fault and damages. The job includes opening of top cover and removal of damaged coils. (The rate per job shall be allowed @ 10.15% of the quoted / negotiated rate of whole item.)

Supply of copper wire and Complete rewinding of copper wound H. T Coils on 33KV side as per norms and required specification. The rates are inclusive of old scrap. ( coils prefabricated as per relevant IE- - Specification) .(The rate per kg shall be allowed @ 1.11% of the quoted / negotiated rate of whole item.)

Supply of copper strips and Complete rewinding of copper wound HT Coils on 11KV side as per norms and required specification. (L.T leg copper winding as per relevant IE- - Specification) The rate shall be inclusive of rebate on old scrap. (The rate per kg shall be allowed @ 1.11% of the quoted / negotiated rate of whole item.)

Extraction of moisture from the winding assembly with core by way of heat treatment of the same in electric oven at least for 24 hrs at appropriate temperature. (The rate per job shall be allowed @ 12.00% of the quoted / negotiated rate of whole item.)

Re- tapping of all connection leads and P/F of sleeves to H.T/L. T connections (The rate per job shall be allowed @ 5.53% of the quoted / negotiated rate of whole item.)

Fabrication, P/F of top lid gasket to the transformer and fitting of whole assembly into the transformer tank. (The rate per job shall be allowed @ 9.23% of the quoted / negotiated rate of whole item.)

Providing and fitting of assorted size nuts and bolts (The rate per kg shall be allowed @ 0.20% of the quoted / negotiated rate of whole item.)

Arresting of leakages in the radiator fins/tubes of the H.T transformer tank by welding / breezing / soldering at identified spot (approximate length of spot = 1cm) . (The rate per job shall be allowed @ 2.22% of the quoted / negotiated rate of whole item.)

Providing and fitting of 53 KA di-electric strength T- OIL of standard make (The rate per ltr shall be allowed @ 0.26 % of the quoted / negotiated rate of whole item.) insulators to be fitted to 250 KVA transformer

Filtration of existing T- oil upto desired strength and specifications. (The rate per ltr shall be allowed @ 0.04% of the quoted / negotiated rate of whole item.)

P/F of H.T brass Bush rod on 33KV side with washers, nuts and insulators to be fitted to 2.5MVA H. T transformer (The rate per job shall be allowed @ 5.54% of the quoted / negotiated rate of whole item.)

P/F of L T brass Bush rods on 11KV side with washers, nuts and insulators to be fitted to 2.5 MVA H. T transformer (The rate per job shall be allowed @ 6.46% of the quoted / negotiated rate of whole item.)

Total Amount for complete job

Repairs to 3.15 MVA power Transformer

Disassembling of 3phase, 3.15 MVA, 33/11 KV H.T Transformer from the bed and H.T/L. T Circuit, loading into vehicle then shifting it to workshop for conducting repairs, unloading the transformer by using channels and skilled/ semi- skilled labours and then back to the site of work in vehicle. The job includes installation of H.T Transformer on bed. The job also includes refitting of L.T / H.T circuit complete and testing of H.T Transformer at full load. The vehicle and hydra req for job to be provided by contractor (The rate per job shall be allowed @ 47.46% of the quoted / negotiated rate of whole item.)

Disassembling of transformer for assessing the nature of fault and damages. The job includes opening of top cover and removal of damaged coils. (The rate per job shall be allowed @ 10.44% of the quoted / negotiated rate of whole item.)

Supply of copper wire and Complete rewinding of copper wound H. T Coils on 33KV side as per norms and required specification. The rates are inclusive of old scrap..( coils prefabricated as per relevant IE- - Specification) .(The rate per kg shall be allowed @ 1.14% of the quoted / negotiated rate of whole item.)

Supply of copper strips and Complete rewinding of copper wound HT Coils on 11KV side as per norms and required specification. (L.T leg copper winding as per relevant IE- - Specification) The rate shall be inclusive of rebate on old scrap. (The rate per kg shall be allowed @ 1.14% of the quoted / negotiated rate of whole item.)

Extraction of moisture from the winding assembly with core by way of heat treatment of the same in electric oven at least for 24 hrs at appropriate temperature. (The rate per job shall be allowed @ 12.34% of the quoted / negotiated rate of whole item.)

Re- tapping of all connection leads and P/F of sleeves to H.T/L. T connections (The rate per job shall be allowed @ 5.69% of the quoted / negotiated rate of whole item.)

Fabrication, P/F of top lid gasket to the transformer and fitting of whole assembly into the transformer tank. (The rate per job shall be allowed @ 6.65% of the quoted / negotiated rate of whole item.) insulators to be fitted to 250 KVA transformer

Providing and fitting of assorted size nuts and bolts (The rate per kg shall be allowed @ 0.20% of the quoted / negotiated rate of whole item.)

Arresting of leakages in the radiator fins/tubes of the H.T transformer tank by welding / breezing / soldering at identified spot (approximate length of spot = 1cm) (The rate per job shall be allowed @ 2.28% of the quoted / negotiated rate of whole item.)

Providing and fitting of 53 KA di-electric strength T- OIL of standard make (The rate per ltr shall be allowed @ 0.27% of the quoted / negotiated rate of whole item.) insulators to be fitted to 250 KVA transformer

Filtration of existing T- oil upto desired strength and specifications. (The rate per ltr shall be allowed @ 0.04% of the quoted / negotiated rate of whole item.)

P/F of H.T brass Bush rod on 33KV side with washers, nuts and insulators to be fitted to 3.15MVA H. T transformer (The rate per job shall be allowed @ 5.70% of the quoted / negotiated rate of whole item.) insulators to be fitted to 250 KVA transformer

P/F of H T brass Bush rods on 11KV side with washers, nuts and insulators to be fitted to 3.15 MVA H. T transformer (The rate per job shall be allowed @ 6.65% of the quoted / negotiated rate of whole item.) insulators to be fitted to 250 KVA transformer

Total Amount for complete job

Bahir Brothers

M/s Devz Infra