Military Engineer Services-MES has published Tender For Repair/Maintenance Of Vcbs, Rmus, Transformers, Calibration Of Relays, Meters Incl Connected Wks Of 11 Kv Ht Distr System At Ins Dega Under Age E/M No-Ii Of Ge(U-I) Visakhapatnam. Submission Date for this Tender is 26-03-2024. Transformer Supply Tenders in visakhapatnam Andhra Pradesh. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | M&L for disconnecting carefully electrical connection from both HT/ LT (primary & secondary) sides of the transformer, keeping them at safe side and taking out the transformer / voltagestabiliser, indoor/ outdoor type of capacity 500 KVA to 800 KVA, 11 KV / 0.433 KV, step down, of any make, for carrying out complete overhauling which shall comprise of the following:- a) M&L for lifting, transporting, handling the transformer to workshop and back to the original location after complete overhauling. b) Conducting the tests on core and windings as per IS like ratio, magnetic imbalance, short circuit etc. in presence of Engr-in-Charge and test results shall be signed both by the contractor and Engineer -in-Charge and kept on record. Note:- (i)Any damage to insulators / bushes / windings etc. while in the custody of the contractor shall be made good at no extra cost to Department. The serviceability of the transformer shall be checked and confirmed by the contractor before taking into his custody. (ii) M&L for rewinding / re-insulation of HT/ LT (primary/ secondary) coils, bushes, studs, Transformer oil, cable box, replacement of buchholtz relay/ MOG if any etc will be measured and paid separately. |
| 2 | All as per Item No. 1.00 above buttransformer / Voltage stabiliser indoor / outdoor type of capacity up to 250 KVA to 400 KVA |
| 3 | All as per Item No. 1.00 above buttransformer / Voltage stabiliser indoor / outdoor type of capacity up to 100 KVA to 200 KVA |
| 4 | Filtration of transformer oil of transformers / FRMUs installed at various locations to achieve di-electric strength not less than 60 KV at 2.5mm gap as per relevant IS with portable filtration plant, testing of the oil for the di-electric strength before filtration and after filtration complete all as directed by the Engineer-in-Charge. |
| 5 | Supply and topping up of transformer oil with di-electric strength not less than 60 KV into the conservator tank / body tank of the transformer / OCB / FRMUs etc at various locations complete all as directed by the Engineer-in-Charge. Make: Apar (Power Oil) / Savita (Transol) / Asian |
| 6 | M&L for rewinding of distribution (HT/LT) transformers of capacity 500 KVA to 800 KVA type by winding the defective coils with new copper wire as per I.S. of same gauge and existing size together with new insulated materials / bracings before placing in to the transformer and assembling the coil with new insulation and fitting the coils in the chamber, testing and commissioning the transformer and recording the test results complete all as directed. Note: M&L for re-insulation of serviceable coils will be measured & paid separately under relevant items. |
| 7 | All as per Sl item No. 6.00 above but transformers of capacity 100 KVA to 400 KVA |
| 8 | M&L for re-insulating windings of HT / LT distribution transformers of capacity 100 KVA to 800 KVA by strip opening of HT /LT coils(i.e. Primary / secondary coils) from core assembly safely, unwinding the HT / LT coils (i.e. Primary / secondary coils) complete, removing the old defective insulation paper and replacing with newDPC insulation to the copper conductor, re-varnishing of the windings with super varnish including heating, drying, backing complete carefully and thoroughly inside the heating chamber at suitable temperature to obtain required value of insulation resistance etc. all as directed by Engr-in- charge. |
| 9 | Disconnection of the distribution transformer of capacity 100 KVA to 800 KVA from HT and LT supply mains, removing of Bus duct and Bus bar, leakage arresting by draining out of oil after arrangement of necessary empty oil drums, buckets etc.,dismantling of top cover and acessories, dismantling of LT bushings by disconnecting leads / jumpers from inside, replacement of gaskets and oil seals and re fixing of the LT bushings, making internal and external connections, replacement of cover gasket and acessories, reassembling of acessories and cover, filling back of existing transformer oil complete and making cable connections and assessing for energising the transformer complete all as specified and as directed. Note:(i) The rate quoted shall include cost of materials like gaskets and oil seals and labour etc. (ii) Bushing and bushing rods shall be measured and paid separately. |
| 10 | Disconnecting the HT/LT connections of transformer of capacity 63 KVA to 800 KVA i.e (Bus duct / Cable bunch) keeping all the cables out from the HT/LT sides, physically checking the transformer for healthiness, performing the transformer tests like HV/LV Meggar test, Ratio Test, Magnetic Balance test and short circuit tests for checking condition of transformer complete all as specified and as directed. Note:- (i) All testing shall be done in presence of Engr-in-Charge or his accredited rep and test reports shall be signed by contractor and Engr-in-Charge and kept on record. (ii) If the transsformer found satisfactory then HT/LT connections shall be done by the contractor and has to charge the transformer. (iii)If the transformer fails in these tests then the contractor has to shift the transsformer for winding /overhauling which will be measured and paid separately. (iv)Cost of winding / overhauling if required shall be measured and paid separately. |
| 11 | Shifting the Transformer of capacity 100 to 800 KVA from existing site to another site within 3 Km distance range by Dismantling of HT and LT cable connections, jumpers and busbars including LT busbar cable boxes and closing the transformers for loading into transporting vehicle with the help of crane, transportation to another site, unloading, cable connections both HT and LT, testing and commissioning complete all as specified and as directed. |
| 12 | M&L for replacement of silica gel breather assembly complete suitable for 100 KVA to 800 KVA transformer as per existing with breather unit and silica gel including connecting with proper necessary gaskets if necessary & removing the unserviceable breather assembly complete all as specified and as directed. |
| 13 | S&F in repair conservator tank assembly suitable for transformer of capacity 200 to 800 KVA as per existing and including connecting properly with gaskets if necessary & removing the unserviceable conservator tank complete all as specified and as directed. |
| 14 | S&F in repair gun metal drain valves suitable for transformer of capacity 200 to 800 KVAcomplete all as specified and as directed. Make :-Upadhyay / Leader / Zoloto |
| 15 | S&F in repairs off load tap changer assembly suitable for transformer of capacity 400 to 800 KVA as per existing with 7 tapping position including opening top cover, conservator etc complete all as specified and as directed. |
| 16 | S&F in repair WTI (Winding Temperature Indicator) suitable for distribution transformer of capacity 400 to 800 KVA as per existing complete all as specified and as directed. |
| 17 | Supply and replace LT bushings made out of porcelain, as per existing and suitable for distribution transformer of capacity 100 to 800 KVA including dismantling old one and complete all as specified and as directed. Make:- Pactil / BHEL / Jaipuria Brothers |
| 18 | Supply only HT bushings made out of porcelain, as per existing and suitable for distribution transformer of capacity 100 to 800 KVA including dismantling old and complete all as specified and as directed. Make:- Pactil / BHEL / Jaipuria Brothers |
| 19 | Supply and replace LT bushings rod made out of copper with threading, as per existing and suitable for distribution transformer of capacity 100 to 800 KVA including dismantling old one and complete all as specified and as directed. |
| 20 | Supply only HT bushings rod made out of copper with threading, as per existing and suitable for distribution transformer of capacity 100 to 800 KVA including dismatling old one and complete all as specified and as directed. |
| 21 | S&F in repair Oil gauge glass with gaskets as per existing suitable for distribution transformers of capacity 400 to 800 KVA including dismantling old one and complete all as specified and as directed. |
| 22 | M&L for preparation of old exposed painted surfaces of indoor / outdoor type transformer of capacity 500 to 800 KVA and painting the same with two coats of synthetic enamel paint including writing details of transformer on transformer plinth / base with white synthetic enamel paint on black synthetic enamel paint back ground complete & including one coat of white wash on exposed surface of transfomer plinth / base complete all as specified and as directed. Note :- Colour of paint shall be as decided by Engr-in-Charge. Make:- Jotun India Pvt Ltd / Apcolite (Asian) / Luxol (Berger) / Jenson & Nicholson Paints Ltd (Borolac) / Shalimar Paints Ltd (Superlac) |
| 23 | S&F in repair OTI (Oil Temperature indicator) as per existing suitable for distribution transformers of capacity 400 to 800 KVA including dismantling old one and complete all as specified and as directed. |
| 24 | M&L for replacement of Drain plugs to valves/conservator caps of the sizes 3/4", 1", 1.5" valves and plugs, as per existing suitable for distribution transformers of capacity 100 to 800 KVA including dismantling old one and complete all as specified and as directed. |
| 25 | Clearing away all bushes, small plants, grass, vegetation, saplings, shrubs, brushwood, undergrowth, roots upto root level including surface dressing n.exc 15 cm deep around and surroundings areas of E/M installations (i.e.Two Pole/ Four structures, outdoor-substation yards, pump house & Misc E/M installations etc) and removing rubbish / debris upto a distance of not less than 50 metres outside the periphery of the area under clearance complete all as directed. |
| 26 | Supply and laying hardcore of aggregate using 20mm graded crushed stone aggregate, deposited, spread and leveled in layers watered and rolled / rammed to a true surface in sub-station yards complete all as specified and directed. Note:- Thickness of aggregate shall be measured after compaction. |
| 27 | Surface dressing not exc. 15 cm deep as in soft / loose soil complete all as specified and directed. |
| 28 | M&L sand cushioning with clean and dry sand in trenches for protection of UG cable and including punning down complete all as specified and directed. Note:- Punned thickness shall only be measured and paid. |
| 29 | Excavation in trenches, not exc 1.5 m wide and not exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out all excavated material in soft / loose soil complete all as specified and directed. |
| 30 | Returning, filling in and including spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick as in soil complete all as specified and as directed. |
| 31 | Removing of excavated surplus soil to a distance n. exc 50 m and depositing wheredirected at a level n. exc. 1.5 m above the starting point complete all as specified and directed. |
| 32 | Supplying and laying un-reinforced precast concrete cable cover, class HV, Type 1, flat, of size 300mm X 180mm X 40mm, laid along alignment of cable as protection to cable in trenches complete all as specified and directed. |
| 33 | S&F 100 mm bore galvanised steel tubing, medium grade with necessary fittings, laid under road crossing, for cable protection including taking down old one complete all as specified and directed. Make - Tata / Jindal Steel / Surya Roshni Ltd. /Bhushan Power & Steel Ltd. / M/s APL Apollo Tubes Ltd |
| 34 | M&L cable jointing kit for 11 KV (Earthed grade) 3 core XLPE armoured aluminium conductor cable of size 120 to 185 sqmm for outdoor termination, heat shrink type joint complete with jointing material and accessoriescomplete all as specified and directed. Make:- 3M / Denson / Raychem |
| 35 | All as per item Sl No. 34.00 above but for cable of size 240 to 300 Sqmm |
| 36 | M&L cable jointing kit for 11 KV (Earthed grade) 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm for straight through, heat shrink type joint with jointing material and accessories complete all as specified and directed. Make:- 3M / Denson / Raychem |
| 37 | All as per item Sl No. 36.00 above but for cable of size 240 to 300 Sqmm |
| 38 | Supply & laying XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor, 11000 volts, Earthed, grade cross sectional area 185 Sqmm, 3 core, laid in trenches / duct / on pole including taking down complete all as specified and directed. Make :- Havells / KEI / Polycab / Gloster / Asian Cables / Finolex |
| 39 | All as per item Sl No. 38.00 above but cable of size 240 Sqmm |
| 40 | M&L for detecting HT 11KV UG cable faults located in any stretch / depth with sophisticated cable fault locator consisting of microprocessor based pre-locator system, HV surge generator, fault pin point surge wave receiver, cable identification instrument , cable tracer for exact location of under ground cable routes complete all as directed. Note:- The rate quoted deemed to be inclusive ofarrangement of necessary fault locator equipment, transportation of equipment&charges for service engineer. |
| 41 | M&L for repair and servicing of HT 11 KV two pole structure by replacing AluminiumPG clamps, GI bolts and nuts, pieces of ACSR conductor with insulation sleeveRYB of any size as jumpers including lubricating the moving parts of AB switch and cleaning of all disc and pin insulators and applying silicon compoundfor prevention of arcing due to dust / salt deposits over surfaces including preparation of surfaces, applying zinc chromate primer on rusted surfaces and applying one coat of aluminum paint to the entire structure complete all as specified and as directed. Note : Rate quoted shall be inclusive of two coats of white wash on exposed concrete surfaces of structure. Make of paint :- Jotun India Pvt Ltd / Apcolite (Asian) / Luxol (Berger) / Jenson & Nicholson Paints Ltd (Borolac) / Shalimar Paints Ltd (Superlac) |
| 42 | Servicing, Inspecting, checking, cleaning by using of blower, lubrication, greasing and carrying out preventive maintanance of RMU of capacity 11 KV, 250 / 350 MVA including calibrating the relay by conducting secondary injection tests and RMU in serviceable condition, testing and commissioning all as specified and as directed by the Engineer-in-Charge. Notes: Unit rate quoted shall be deemed to include cost for necessary T&P, nuts, bolts, washers, gasket, insulation tape, compound, painting of RMU panels with approved colour including lettering details all as per exisitng. |
| 43 | S&F in repairs Self powered relay with O/C, S/C, E/F protection,having front USB port for laptop interface, LCD display,10 event records, 5 fault records, min 2 setting group and keypad for setting parameters for the relay complete suitable for RMU of capacity 250/350 MVA all as specified and as directed. Make:- |
| 44 | S&F in repairs current transformer, Ratio - 100-50/1-1A, accuracy class 1.0, burden - 2.5VA for metering and class 10P10, 2.5 VA for protection complete all as specified and directed. Make :- AE / English Electric / Crompton Greaves / Areva T&D / Schneider / Alsthom / Kappa / Siemens |
| 45 | S&F in repairs cable termination bushing suitable for upto 1 run 3 core x 185 Sq mm, XLPE cable complete all as specified and directed. Make:- Schneider / Siemens / L&T / ABB |
| 46 | S&F in repair cable termination cover boots, push on type suitable for RMU of capacity 250/350 MVA complete all as specified and directed. Make:- Schneider / Siemens / L&T / ABB |
| 47 | S&F in repairs phase indicator lamps (Red, Yellow and blue) suitable for RMU of capacity 250/350 MVA complete all as specified and directed. Make:-L&T / Siemens / GE / RR Micro / BCH / Schneider |
| 48 | S&F in repair 11KV, 230V, AC, 1KVA control transformer suitable for RMU of capacity 250/350 MVA complete all as specified and directed. Make :- AE / English Electric / Crompton Greaves / Areva T&D / Schneider |
| 49 | S&F in repair Battery with & including battery charger, 12Ah, (I/P-230V AC, O/P - 24V DC suitable for RMU of capacity 250/350 MVA complete all as specified and directed. Make:- Exide / Amron / Amara raja / Luminous |
| 50 | S&F in repair Spring charging motor suitable for RMU of capacity 250/350 MVA complete all as specified and directed. |
| 51 | S&F in repairs danger notice plate of size 25 x 20 cm & 1.6mm thick mild steel sheet, vitreous enameled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size for HT compete all as specified and as directed. |
| 52 | M&L for disc insulator porcelain vitreous brown 145 mm height & 255 mm dia ball andsocket type two in series assembly with cast aluminium 4 U bolt tension hardware and tension clamps for conductors working pressure HT 11 KV complete including dismatling old one all as specified & directed. |
| 53 | M&L for pin insulator porcelain vitreous brown insulator including one galvanised mild steel spindle two galvanised iron washers and one galvanised iron nut for 11000 volts grade 150 mm dia & 150 mm height, complete including dismatling old one all as specified |
| 54 | M&L switches air break, gang operated triple pole, mechanically operated, mounted on insulator and steel frame, with operating mechanism worked from ground level, for current rating upto 200 amps, 11000 volts all as per clause no 19.69 of SSR part-I (2009) including taking down complete all as specified and directed. Make:- Pactil / BHEL / Jaipuria Brothers |
| 55 | S&F in repairs drop out lift OFF HT 11 KV, 200 Amp fuse link consisting of channel iron base having 2 Nos 11 KV post type insulators in stack & 2 stack per phase complete with fuse carrier of SRBP tube with heavily tinned non ferrous metal parts and spring loaded phosphor bronze conforming to IS 9385 complete all as specified and directed. Make:- Pactil / BHEL / Jaipuria Brothers |
| 56 | M&L earthing complete with galvanised steel earth plate electrode of size 600 x 600 x 6 mm thick buried directly in ground in vertical position (earth pit not less than 2.25 m deep below the normal ground level) with top edge of the earth plate not less than 1.5 m below normal ground level, connected to earth lead of galvanised iron strip 32 x 6 mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel, all as shown in electrical plate No. 3 of SSR part-I connected to earthing test point including dismantling existing old earthing complete all as specified and directed. Note:- The unit rate shall also include for earth work in any type of soil, PCC 1:3:6 type C1 chamber, RCC 1:1.5:3, type A1 cover slab, 50 mm thick reinforced with 8 mm dia TMT bar @ 140 mm C/C both ways, 10 mm dia plain bar lifting handle embedded in cover slab, Main earthing lead from earth electrode to test point upto 7.5 m length, 20 mm bore medium grade GI watering pipe, 40 mm bore GI light grade earth lead protection pipe, funnel, wire mesh, copper lugs, charcoal and common salt in alternate layer etc. |
| 57 | S&F in repairs Male contact suitable for GOD 11 KV grade, 200 Amp rating & of make as per OEM complete all as specified and as directed. |
| 58 | S&F in repairs Female contact suitable for GOD 11 KV grade, 200 Amp rating & of make as per OEM complete all as specified and as directed. |
| 59 | S&F in repairs Tinned copper flexible jumper suitable for GOD 11 KV grade, 200 Amp rating & of make as per OEM complete all as specified and as directed. |
| 60 | S&F in repairs MS jumper carrier suitable for GOD 11 KV grade, 200 Amp rating & of make as per OEM complete all as specified and as directed. |
| 61 | S&F in repairs Back connector plate suitable for GOD 11 KV grade, 200 Amp rating & of make as per OEM complete all as specified and as directed. |
| 62 | Disconnect and taking out IDMT / Numeric / Microprocessor based relay of any type & make from 11 KV HT panel at 11 KV Sub Stn DEGA, cleaning the contacts, calibrating the relay by conducting secondary injection tests, checking of current transformer, rectification of defects in control wiring for proper tripping of circuit breakers through CTs and relay and tripping coils, adjustment / setting to plug and time multiplier settings of the relay to achieve the discrimination in tripping, tune / synchronise upstream breaker relay settings, re-installation of relay, testing & commissioningetc complete all as specified and as directed. Note:- (i) Arrangement of necessary testing / calibration kits, testing equipments, tools etc. shall be done by contractor and cost of the same shalll deemed to be included in the unit rate quoted. (ii) Testing & tuning shall be carried out in the presence of representative of the accepting officer to the entire satisfaction of the rep of GE. |
| 63 | Taking down HT switch gear (Vacuum circuit breaker ) at P-5 sub station, DEGA Sub station of capacity11 KV 250/350 MVAcomprising of following repairs, overhauling, servicing, carrying out preventive maintenance and refixing the same after repairs/ overhauling: (a) Tripping off the breaker, lowering the breaker with raising/lowering handle and pulling out the breaker complete from the panel along with the trolley for servicing/inspection/overhauling (b) Servicing/Inspecting/checking of automatic safety shutter, circuit spoutand circuit spout connections for RYB phases and replacement of spares operation for serviceability and replacement of spares if required. (c) Dismantling and checking of cross bar assembly, fixed contacts and current carrying parts of the breaker, trolley, insulated assembly and checking lamination with clamps, epoxy spout, isolator assembly etc. (d) Setting, reassembling, cleaning, adjustment of fixed contacts, main contact, arcing contacts and chamber baffle pot assembly, moving contact for proper setting of auxiliary contacts operating mechanism. (e)Servicing/Inspecting/checking ofsecondary sockets/busbar earthing plugs/earthing sockets and replacement of spares if required. (f)Checking, setting and adjustment of lowering and raising operation of the breaker trolley. (g)Decarbonising of busbar and connected items (h)Lubrication and greasing of all moving parts of the trolley, stopper bolt for proper operating and closing of shutter gear, isolation resistance of trolley of with vacuum interrupter assembly. (Contd...) |
| 64 | j) The inspection of HT switch gear shall involve:- (i) Inspection of truck & hoist assembly. (ii) Inspection of tank assembly & barriers. (iii) Inspection of assembly & components of solenoid assembly. (iv) Inspection of assembly & components of dependent mechanism. (v)Inspection of assembly & components of spring box mechanism. (vi)Inspection of motor mechanism spring charge assembly (vii)Inspection of assembly of trip unit & related components Note:(i) The servicing includes for busbar duct chamber, cable alleys and connecting accessories (ii) The rate quoted shall be deemed to include for necessary T&P, nuts, bolts, washers, gasket, insulation tape, compound, painting of VCB panels with approved colour including lettering details all as per existingetc. to put in to the VCBs and panels in serviceable condition, testing and commissioning all as specified and as directed by the Engineer-in-Charge. (iii) Major spares like Breaker bushings, vacuum interrupter assly, busbar spout, busbar spout connections, circuit spout/circuit spout connections/buffer fixed contacts, moving contacts, tank assly/barriers, solenoid spares, dependent/spring mechanism/ motor mechanism, trip unit etc will be measured and paid separately under relevant items of Schedule "A". However the rate quoted shall be deemed to include for any other minor spares require replacement. (iv) The servicing shall be carried out by Rep of Auhtorised service centre as approved by GE. |
| 65 | Supply only the following spares suitable for 250 to 450 MVA HT switch gear VCBs and 11 KV HT panel repair work & of make as per OEM (if not specifically specified) :- |
| 66 | CTs epoxy cast wound primary CTs with minimum primary current 50 to 100 A, single/ double ratio, double core (Protection core-5P10 & Metering core- Class 1.0), 25 KA for 1 sec of 15 VA minimum Burden. |
| 67 | Supply only 1.5 sqmm flexible PVC stranded copper conductor cable, unsheathed, 1100 V grade for control wiring. Make:- Havells / KEI / Polycab / RR Kabel Ltd. / HPL |
| 68 | Supply only 2.5 sqmm flexible PVC stranded copper conductor cable, unsheathed, 1100 V grade for control wiring. Make:- Havells / KEI / Polycab / RR Kabel Ltd. / HPL |
| 69 | LED Indication Lamps |
| 70 | Shunt trip coil 110 V DC/220 V DC |
| 71 | Shunt trip coil 110 V DC/220 V DC with assembly |
| 72 | Breaker control switch |
| 73 | Busbar Spout |
| 74 | Circuit spout |
| 75 | Control circuit fuses 2 A to 63 A |
| 76 | HRC fuse (PT HT side) |
| 77 | PT plug contact |
| 78 | Multifunction meter, Digital type (Displaying A, V, PF, Hz, KVA, KW, KVAR, KWh, Karsh etc.) Class 1/0.5. Make:- Havells India Ltd. / HPL India Ltd. / L&T / AE / Schneider / BCH |
| 79 | VCB buffers |
| 80 | 110 Volt DC closing coilassembly |
| 81 | Push to trip knob red assembly |
| 82 | Push to trip knob green assembly |
| 83 | Ratchet wheel |
| 84 | Nylon release lever |
| 85 | VCB charging powl |
| 86 | Shutters for racking shaft |
| 87 | Bus bar support insulator for VCB panel |
| 88 | Vaccume Interrupter BottleVG2 |
| 89 | RectifierMake-Schneider, Part No- ERC-A-A00DC-001 |
| 90 | Space heater in HT VCB 11 kv 110 Volts DC supply |
| 91 | Thermostat for space heater |
| 92 | M&L forapplying silicone High Voltage Insulator coating (Si-COAT 570 RTV) solution using electric airless sprayer to the inside surface of cable chamber alongwith busbar chamber of 11 KV Indoor VCB panel including all disconnection & re-connection of cables etc. completeallas specified and directed. |
| 93 | Supply, Install, Testing and commissioning of Mi-Com Feeder Protection and Control Relay, Kw, KVA, PF, Hz, Kwh, 12 DI +10 DO, One front RJ45 Port, One Rear RS485 Port for Modbus Protocol, Draw out Type with CT Shorting feature, Small LCD Display feature including taking down old relay of any description complete all as specified and as directed. Make: ABB / Siemens / Schneider |
| 94 | S&F in repair lightning arresters expulsion type complete with all fittings, station class, discharge capacity 10 kilo amp suitable for 11000 volts complete all as specified and directed. Make:- Oblum / Elpro / BHEL / Areva T&D /Jaipuria Brothers |
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