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| 1 | Making conveyance arrangements for AVR technicians along with spare parts, tools and instruments etc. for attending the AVR faults at different Telephone Exchange / Mobile BTS sites on need basis etc. as required. |
| 2 | Distance above 25 Kms and up to 100 Kms from Dhenkanal |
| 3 | Distance above 100 Kms and up to 200 Kms from Dhenkanal |
| 4 | Attending breakdown faults, physical Inspection of the Servo motor operated Automatic Voltage Regulators (AVR) ( 15 to 100 KVA) , checking the electrical connections, tightening if required, , testing and recording the input and out put voltages, detecting the faults, assessing the list of materials required for repairing, rectification of minor faults and restoration in case of minor faults etc as reqd. (Materials are not included in this item) |
| 5 | Opening of the top/side/front/back covers of the AVR (15-100KVA), cleaning with air blower (For air cooled AVR), checking the internal electrical connections, functioning of control cards, Variacs, Buck and Boost Transsformer, Servo motors and carbon contacts, replacement of limit switches, toggle switches, meters, indicators, RC networks, MCBs, Bypass switches, burntout wires/cables, carbon contacts etc., complete as required. (materials are not included in this item) |
| 6 | Replacement of the faulty/burnt out.damaged spare parts of the 24/30/48/60/100/120 KVA Air/ Oil cooled AVR by new ones of the following types and ratings of approved make etc. as required. |
| 7 | Carbon Brush Contacts 100/150 Amps |
| 8 | Auto manual toggle switch, 10 Amps |
| 9 | Pinion set (Metal/Nylon) |
| 10 | Al. Gear for variac |
| 11 | 63A 4pole Isolator |
| 12 | Replacement of the faulty/burnt out control cards/Servo motors / Contactors / MCBs / bypass switches etc. of 15/24/30/48/60/100 KVA Air/ Oil cooled AVR by new ones of following ratings and approved make i/c dismantling the old ones, fixing the good ones, connection, testing etc. complete as required. |
| 13 | Servo Motor Control card with contol Transformer |
| 14 | Servo (AC Synchronous) Motor, 10 Kg-cm Torque, 90-300 volt, 50 Hz, 60 RPM |
| 15 | Servo (AC Synchronous) Motor, 3 Kg-cm Torque, 90-300 volt, 50 Hz, 60 RPM |
| 16 | 40 Amps 415 volts 50 HZ, 3 pole, AC3 continuous duty contactor |
| 17 | 40 Amps 415 volts 50 HZ, 4 pole MCB change over switch |
| 18 | Replacement of the faulty/burnt out meters, slecetor switches, indicating lamps etc. of 15/24/30/48/60/100 KVA Air/ Oil cooled AVR by new ones of following ratings and approved make. |
| 19 | 0-500V panel mounted type Volt meters (72mmX72mm/96mmX96mm) |
| 20 | 16/25/35/50sqmm Aluminium/copper socket |
| 21 | Providing and making the control wiring damaged by rats by suitable size copper conductor flexible wire etc complete as reqd |
| 22 | 32A 3pole MCB |
| 23 | Replacement of the burnt out/faulty variac of the 24/30/48/60/100/120 KVA Air/ Oil cooled AVR by new ones of following ratings and approved make variacs of copper wound on silicon CRGO toroidal laminated cores with Input voltage 120V to 270V and output voltage 220+1% i/c dismantling the old ones, fixing the new ones, connection, testing etc. complete as required. |
| 24 | 20Amps/28 Amps/32 Amps |
| 25 | Removing the job of of the oil cooled AVRs by the help of chain pully and re-installation after repairing etc. complete as required. |
| 26 | Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required. |
| 27 | Up to 35sqmm |
| 28 | Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size Up to 35sqmm in the existing Duct/Air as required. |
| 29 | Up to 35sqmm |
| 30 | Replacement of damaged MV cable end terminations with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. |
| 31 | 3½ X 50 sq. mm (35mm) |
| 32 | Shifting and reinstalation of automatic voltage regulators,Bypass switch/panel and inter connecting cables after taking shut down from power supply company including dismantling and refixing the same in new TE i/c testing ,commissioning etc complete as reqd |
| 33 | S/F of 125Amp 4pole on load changeover switch open execution type (Make: HPL Socomec/Havells/L and T) i/c testing as reqd |
| 34 | Replacement of 8KVA Buck boost Transformer of 40A capacity i/c connection,testing etc complete as reqd |
| 35 | Dismantling of 125Amp 4pole faulty changeover switch after disconnection of LT cables ,Making good the damagesetc complete as reqd Please Enable Macros to View BoQ information |
