REPAIR / RENEWALS / PERIODICAL MAINT TO HT SWITCH GEARS, DEHYDERATION OF TRANSFORMERS AND OTHER MISC WORKS AT AFA HYDERABAD

Supply only OC & EF Relay (Make Schneider, Type Micon P111 or or as per Existing or as approved by Engr-In-Charge) perfectly matching / suitable for 11KV upto 800A VCB Panel complete all as specified and as directed & to the entire Satisfaction of Engr-In-Charge.

Supply only Supervision Trip relay / Trip Circuit Healthy (Make as per Existing or as approved by Engr-In-Charge) perfectly matching / suitable for 11KV upto 800A VCB Panel complete all as specified and as directed & to the entire Satisfaction of Engr-In-Charge.

Supply only Multi Voltage type Indicator Lamp (Make as per Existing or as approved by Engr-In-Charge) perfectly matching / suitable for 11KV upto 800A VCB Panel complete all as specified and as directed & to the entire Satisfaction of Engr-In-Charge.

Supply only Closing coil 110/24 VDC (Make as per Existing or as approved by Engr-In-Charge) perfectly matching / suitable for 11KV upto 800A VCB Panel complete all as specified and as directed & to the entire Satisfaction of Engr-In-Charge.

Supply only Spring Charging Gear Motor, 230V AC, (Make as per Existing or as approved by Engr-In-Charge) perfectly matching / suitable for 11KV upto 800A VCB Panel complete all as specified and as directed & to the entire Satisfaction of Engr-In-Charge.

Supply only TNC Switch (Make as per Existing or as approved by Engr-In-Charge) perfectly matching / suitable for 11KV upto 800A VCB Panel complete all as specified and as directed & to the entire Satisfaction of Engr-In-Charge.

Supply only 11 KV CTs having CT ratio 100-50/1 +1A and output & accuracy class Core 1: 15 VA/CL1.0 and Core 2 :15 VA/5P10, STR: 13.1 KA for 1 sec, BIL 28/75KVP Frequency 50 Hz, conforming to IS : 2705 1981 (Make as per Existing or as approved by Engr-In-Charge) perfectly matching / suitable for 11KV upto 800A VCB Panel complete all as specified and as directed & to the entire Satisfaction of Engr-In-Charge.

Supply only Auxiliary Contactor 110/24 VDC 4 NO + 4NC (Make as per Existing or as approved by Engr-In-Charge) perfectly matching / suitable for 11KV upto 800A VCB Panel complete all as specified and as directed & to the entire Satisfaction of Engr-In-Charge.

Supply only Auxillary Switch with Link (Make as per Existing or as approved by Engr-In-Charge) perfectly matching / suitable for 11KV upto 800A VCB Panel complete all as specified and as directed & to the entire Satisfaction of Engr-In-Charge.

Supply only Protection / Supervision Trip / Trip Circuit Healthy Relay (Make as per Existing or as approved by Engr-In-Charge) perfectly matching / suitable for 11KV RMU Panel Assy of any type / size upto 800A complete all as specified and as directed & to the entire Satisfaction of Engr-In-Charge.

Supply only VPI (Voltage Presence Indicator) (Make as per Existing or as approved by Engr-In-Charge) perfectly matching / suitable for 11KV RMU Panel Assy of any type / size upto 800A complete all as specified and as directed & to the entire Satisfaction of Engr-In-Charge.

Supply only Tripping Coil 110/24 VDC (Make as per Existing or as approved by Engr-In-Charge) perfectly matching / suitable for 11KV RMU Panel Assy of any type / size upto 800A complete all as specified and as directed & to the entire Satisfaction of Engr-In-Charge.

Supply only Closing Coil 110/24 VDC (Make as per Existing or as approved by Engr-In-Charge) perfectly matching / suitable for 11KV RMU Panel Assy of any type / size upto 800A complete all as specified and as directed & to the entire Satisfaction of Engr-In-Charge.

Supply only Spring Charging Gear Motor 230V AC (Make as per Existing or as approved by Engr-In-Charge) perfectly matching / suitable for 11KV RMU Panel Assy of any type / size upto 800A complete all as specified and as directed & to the entire Satisfaction of Engr-In-Charge.

Supply only Local / Remote Switch (Make as per Existing or as approved by Engr-In-Charge) perfectly matching / suitable for 11KV RMU Panel Assy of any type / size upto 800A complete all as specified and as directed & to the entire Satisfaction of Engr-In-Charge.

Supply only NO/NC Contact Block (Make as per Existing or as approved by Engr-In-Charge) perfectly matching / suitable for 11KV RMU Panel Assy of any type / size upto 800A complete all as specified and as directed & to the entire Satisfaction of Engr-In-Charge.

M&L for disconnection/dismantling of the under mentioned plinth / pole mounted outdoor type 11/0.433 KV Step Down Transformers of capacity 25 KVA to 1000 KVA from primary / secondary side, transportation to Workshop by Crane / Hydra or any other mode for carrying out the repairs, decanting transformer oil, storing the same in suitable clean containers, disconnecting the live parts, opening the top cover, dismantling bushing, lifting core assy, checking the winding for slackness, winding burning, distortion of core winding, cleaning and drying the tank, varnishing, baking by oven heating, cleaning conservator, cooling tube including necessary leak testing, lowering of complete core assembly inside the fully cleaned transformer, after repair and testing & re-installation in original / new position, connection of cables on primary / secondary side and commissioning complete all as specified and as directed & to the entire satisfaction of the Engr-In-Charge for the following capacity of Transformers :-

(a) Transformer capacity 25 KVA to 100 KVA

(b) Transformer capacity 160 KVA to 400 KVA

(c) Transformer capacity 500 KVA to 630 KVA

(d) Transformer capacity 1000 KVA

Important Notes : - (i) Items / Jobs w.r.t. disconnection / dismantling of Transformer for repair / rewinding etc. shall be excecuted only as per the direction of Engr-In-Charge as on reqmt basis. (ii) Rate quoted is deemed to be inclusive of cost of transportation of Transformer (if any) from worksite to workshop & back. (iii) Rate quoted is deemed to be inclusive of cost of Factory Inspection by Engr-In-Charge/GE during currency of the work / job as part of work check/supervision. (iv) Replacement / Topping Up / Dehydration of Transformer oil, defective spares like gasket, breathers, porcelain bush with copper stud, nuts, bolts, washers, Re-Winding etc. shall be measured and paid separately under relevant items of Sch.

M&L for Transformer Oil Leakage arresting by providing synthetic bonded rubberised cork gasket sheet 6 mm thick for Top Cover and Primary / Secondary bushes etc. complete all as specified and as directed & to the entire satisfaction of the Engr-In-Charge for the following capacity of Transformers :

(a) Transformer capacity 25 KVA to 100 KVA

(b) Transformer capacity 160 KVA to 400 KVA

(c) Transformer capacity 500 KVA to 630 KVA

(d) Transformer capacity 1000 KVA

M&L for Copper wire / Copper strip for H.V. (11 KV) coils including high quality paper insulation (DPI) complete all as specified and as directed & to the entire satisfaction of the Engr-In-Charge / GE.

M&L for Copper wire / Copper strip for L.V. (1.1 KV) coils including high quality paper insulation (DPI) complete all as specified and as directed & to the entire satisfaction of the Engr-In-Charge / GE.

Important Notes for Item Nos 38 & 39 : (i) Items / Jobs w.r.t. Re-winding of HV / LV coils / limbs shall be excecuted only as per the direction of Engr-In-Charge/GE as on reqmt basis. (ii) Gauge and quality of copper wire shall be got approved from Engr-In-Charge & GE prior to commencement of each work / job. (iii) Rate quoted is deemed to be inclusive of cost of Factory Inspection by Engr-In-Charge / GE during currency of the work / job as part of work check / supervision. (iv) Test Reports incl IR values & other parameters shall be taken both before & after re-winding in the presence of JE E/M / Engr-In-Charge & report generated duly signed by all concerned.

M& L for Temperature Gauge Meter suitable for Outdoor type 11/0.433 KV Transformers of capacity up to 1000 KVA including taking down old unsv Meter from the Transformer complete all as specified and as directed & to the entire satisfaction of the Engr-In-Charge / GE.

Supply and filling in Transformers with Transformer Oil (First Hand) of Dielectric Strength not less than 60 KV at 2.5 mm Gap, conforming to IS-335 incl testing of BDV of both Old & New Transformer Oil & Report generated duly signed by all concerned complete all as specified and as directed & to the entire satisfaction of the Engr-In-Charge / GE. Make : INDIAN OIL/BP/HP/SAVITA

M&L for Dehydration / Filtration of Transformer Oils of Transformer / Switch gears using ON-LOAD Mobile Stream Line Transformer Oil Filtration Plant (Hot Oil Filtration Plant) at site for removing the moisture contents and carbon deposits from the oil and bringing it to the dielectric strength not less than 50 KV at 2.5 mm Gap after filtration incl testing of BDV of Oil both before & After Dehydration & Report generated duly signed by all concerned complete all as specified and as directed & to the entire satisfaction of the Engr-In-Charge / GE.

M&L for LT Bushing insulator with brass spindle, nuts, check nuts & washers etc. suitable for outdoor type 11/0.433 KV Transformers of capacity from 500 to 1000 KVA including taking down unserviceable one from the Transformer complete all as specified and as directed & to the entire satisfaction of the Engr-In-Charge / GE. MAKE : JAIPURIA BROS/BHEL/PACTIL

M&L for HT Bushing insulator with brass spindle, nuts, check nuts & washers etc. suitable for outdoor type 11/0.433 KV Transformers of capacity up to 400 KVA including taking down unserviceable one from the Transformer complete all as specified and as directed & to the entire satisfaction of the Engr-In-Charge / GE. MAKE : JAIPURIA BROS/BHEL/PACTIL

M&L for HT Bushing insulator with brass spindle, nuts, check nuts & washers etc. suitable for outdoor type 11/0.433 KV Transformers of capacity from 500 to 1000 KVA including taking down unserviceable one from the Transformer complete all as specified and as directed & to the entire satisfaction of the Engr-In-Charge / GE. MAKE : JAIPURIA BROS/BHEL/PACTIL

M&L for preparing old painted outer surfaces of Transformers, 11/0.433 KV including all exposed surfaces of steel items fixed with the Transformer without dismantling and Spray Painting using Weather Proof Synthetic Enamel Paint of approved grade / shade including writing of SM / MES numbers and Capacity of Transformer complete all as specified and as directed & to the entire satisfaction of the Engr-In-Charge / GE for Transformers of following capacity :

(a) Transformer capacity 25 KVA to 100 KVA

(b) Transformer capacity 160 KVA to 400 KVA

(c) Transformer capacity 500 KVA to 630 KVA

(d) Transformer capacity 1000 KVA

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