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| 1 | Preventive/ Break down Maintenance of follwing rating LT motors & its feeders/ breakers. Job involves for preventive maintenance at motor side:-checked the motor terminal condition, cleaning & tightening of terminals and terminal links take the inductance, resistance & IR values with motor checker. Ensure earthing else rectify the same with suitable size wire/strip. For 415 Volt feeder side, jobs includes :- rack out the feeders, check the power contactors, power & control Fuses, tighten all power/control connections, cleaning of the feeders & control terminals etc. Check the coil resistance of the contractor. Replacement of overheated lugs at motor/ feeder side if observed, same should be replaced with new one. The job shall be carried out as per technical specifications of the tender |
| 2 | 415 V Motor upto 7.5 kW |
| 3 | 415 V Motor from 9kW to 45kW |
| 4 | Complete Overhauling of 415 V Motors upto 45KW inclusive bearing replacement, electrical connection, drying of coil painting with enamel paint inclusive of fan removal & fixing.[Material supply will be Dept. Scope] |
| 5 | Upkeeping & maintenance of individual cells of Class-I &II stationary battery bank :Job includes the cleaning & measuring the cell voltage, specific gravity of the electrolyte of the Cell. Check the tightness of the cell connections. Maintain the electrolyte level of the cell. This job shall be carried out in RTC shift and the job also includes monitoring and logging of parameters of battery charger and UPS to ensure healthiness of battery banks. In addition assisting in other maintenance job during the shift. |
| 6 | Operation of each circuit breaker/ isolator /MCB as per permit/ IOM to ensure de-energisation of equipments /system for carrying out maintenenace work and subsequent operation of circuit breaker/ isolator /MCB after completion of maintenance work and surrender of permit includingconnection/ disconnection of cable as where required and overall supervision & record keeping for all activities in RTC shift including recording parameters of sustation relay panel and switchyard equipments in log book. In addition to above receiving, registering of complaints and rectification of minor faults in power circuit/ motor is also in the scope of contractor. |
| 7 | Carrying out weekly / monthly surveillance test of 400KVA DG set or 25KVA DG set as per checklist including surveillance check up of connected Battery and logging parameters. |
| 8 | Checking of Earth Resistance of earthpits and writing the pit resistance and date of measurement with white paint on black back ground on the pit cover. Paint supply by dept. |
| 9 | Quarterly maintenance and condition monitoring of transormers: On line Sampling of Transformer Oils and handing over to the chemical lab for moisture testing & carrying out BDV test of the transformer oil. The job also includes replacement of Silica Gel based on condition, topup of oil in the transformer, leak arrest if any, clean the area & transformer fins, cleaning of silica gel breather and oil top up in breather. Job also includes carrying out any preventive maintenance on transformer including breaker preventive maintenance (whenever shutdown is available) |
| 10 | Supply of START/STOP push button or ON/OFF selector switch along with NO/NC contact block make: Teknik/Essen as per sample. |
| 11 | Supply of Oil filled capacitor 440V conforming to IS 1709 of make:Tibcon/equivalent |
| 12 | Capacitor 4 MFD |
| 13 | Capacitor 8 MFD |
| 14 | Supply of 1.2 mm thick recess mounted GI box of following size with suitable size phenolic laminated cover (3mm thick white in colour) in the front with screw, earthing and neutral connector block etc. |
| 15 | Supply of GI box 4\\" × 4\\" × 2 ½\\" deep (nominal size) |
| 16 | Supply of GI box 10\\" x 8\\" x 2.5\\" deep (nominal size) |
| 17 | Supply of Metal Shields 6204 ZZ Ball Bearings, Make-SKF |
| 18 | Supply of Metal drill bit (twist drill bit) made of high speed steel Suitable for drilling in alloyed and non-alloyed steel of following size quantity:Drill bit Diameter:3 mm pack of 10nos.Drill bit Diameter:4 mm pack of 10nos.Drill bit Diameter:5 mm pack of 10nos.Drill bit Diameter:6 mm pack of 10nos.Make: Taparia,Bosch |
| 19 | Supply of Heavy duty Zinc Plated Dichromate Anchor bolts (Wedge/pin type) of following dimensions: |
| 20 | 8mm diameter |
| 21 | 10mm diameter |
| 22 | Supply of cable copper Lug/terminals, Make- Dowells |
| 23 | Supply of 1.5 sq.mm ring type copper terminal / lug suitable for 8 mm dia hole, Make-Dowells |
| 24 | Supply of 4-6 sq.mm ring type copper terminal / lug suitable for 10 mm dia hole , Make- Dowells |
| 25 | Supply of 35 sq.mm pin type copper reducer terminal / lug, Make- Dowells |
| 26 | Supply of 120 sq.mm copper tube terminal/lug heavy duty long barrel, Make- Dowells |
| 27 | Supply of 150 sq.mm copper tube terminal/lug heavy duty long barrel type, Make- Dowells |
| 28 | Supply of 63Amp DIN Type HRC fuse Conforms to IEC 60269-2, IS 13703 part 2Rating: 415V, AC 50Hzbreaking capacity: 80kA minimumMake-Schneider, L&T, LK, SIEMENS |
| 29 | Supply of Ashoka-400 Hydraulic crimping tool (25 Sq.mm. to 400 Sq.mm.), Make- Jainson |
| 30 | Supply of Wire Stripping Plier WS 05 Steel (130mm), Make- Taparia |
| 31 | Supply of Side Cutting Plier, 1101-6 Steel (165mm), Make- Taparia |
| 32 | Supply of Knife striping of electrical cable sheath, UK-3 Steel (19mm blade widht), Make- Taparia |
| 33 | Supply of Digital DC ammeter, Current Range: 0-50A DCInput: 0-75 mV dcRange: 0-50Adc (Prog.)Accuracy ±1.0% ± 2 DigitAux. Supply: 85-285 V Ac/dcSeven segment red or green colour LED display with 0.5″ &1″ size. High accuracy: 1.0. Make- AE/ RISHAB |
| 34 | Supply of Tap position indicator for OLTCMicrocontroller based architecture,Display of Number of TapsPresetteble Built-in Primary Voltage (KV) Display4-20mA DC Current Output for SCADA connectivity Automatic self adjustment of 4-20mA Current,95 to 260 V AC/DC Universal Power SupplyBright and clear 7-segment LED displays , Make- Emco |
| 35 | Supply of following size Motor Protection Circuit Breaker (MPCB) connection by screw clamp terminals, thermal magnetic type. Make, Schneider, L&T, LK |
| 36 | MPCB 3Pole, 6 to 10A |
| 37 | MPCB 3Pole, 13 to 18A |
| 38 | Supply of 3 pole power contactor with 1NO contact.DC control coil supply voltage:24V dc, 25A AC3 RatingMake- L&T, siemens, Scheider |
| 39 | Supply of DMC insulator support made from glass-reinforced thermosetting plastic for mounting of 415V copper Busbar. Insulator shall be suitable for fixing 8mm bolt/stud. |
| 40 | Supply of Single Output Enclosed Switched mode Power Supply(SMPS) Rating:150W 15V DC 10A output, 230AC input including Overload & Short Circuit Protection. Make- Meanwell, Omron |
| 41 | Supply of heavy duty hot dip galvanised cable tray size of Width 300mm x height 62.5mm, 3 mm thickness, (perforated type) along with GI sheet cover of 1.6mm thick.Material & Finish : Steel as per IS : 226, Galvanising as per IS : 2629 / BS-729 / ASTM 123.Along with above, accessories as many required(90 deg bend tray, t-joint, reducer, inter tray connector, branching, riser of above size tray as required at site), including GI nuts and bolts(min. 8mm size) etc are to be provided free of cost. |
| 42 | Supply of terminal block of following frame size 3phase induction motor |
| 43 | Provision of earthing with connection complete in all respect with GI pipe medium density 'B' class (Blue) confirming to IS 1239 part I length 3 mtrs., bore 50 mm. Digging pit and refilling it with charcoal and salt in successive layer . Masonry enclosure of 45 × 45 × 45 cm (inside) with thickness 10cm should be provided at top, RCC cover of 60mm thick, water funnel etc. as per drawing and IS 3043. Grouting of a GI strip of size 6mm x 50mm with holes in nearest point on wall and connection with earth electrode .(All material will be supplied by the contractor) |
| 44 | Clearing of grass, brush wood, triming of trees and saplings under area covering the 132KV termination bay and along the periphery of 132KV switchyard of 1770 sqm. including removal of rubbish upto a distance of 50 m outside the periphery of area cleared as when required as directed by EIC Please Enable Macros to View BoQ information |