Tender For Repair/ Maintenance Of Ht Asset At Various Outdoor Substation At Certain Area, Repair/ Maintenance Of Electric Supply Assets At 33 Kv Mes & Working Assets And Repair/ Replacement Of Damaged Ht Ug Cables And Connected Work Under Ge Ranchi
Tender Value
20 Lakhs
Estimated cost
Bid Submission
28 Aug 2026
4 days left
EMD
40000
Bank guarantee accepted
Document Fee
500
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Ranchi → Jharkhand
EMD Exemption
Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Repair/ Maintenance Of Ht Asset At Various Outdoor Substation At Certain Area, Repair/ Maintenance Of Electric Supply Assets At 33 Kv Mes & Working Assets And Repair/ Replacement Of Damaged Ht Ug Cables And Connected Work Under Ge Ranchi
Corrigendum
| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 18-Aug-2026 | Amendment in tender documents and revised BOQ | BOQ | 28-Aug-2026 |
| 2 | 18-Aug-2026 | Date | Date | 28-Aug-2026 |
| 3 | 11-Aug-2026 | Date Corrigendum | Date | 25-Aug-2026 |
BOQ
| Sl. No. | Item Description |
| 1 | Material and labour for cable jointing kit for 11KV (Earthed) grade cable for outdoor end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sqmm and testing after jointing including taking out unserviceable joint kit complete all as specified and directed. |
| 2 | Material and labour for cable jointing kit for 11KV (Earthed) grade cable for indoor end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sqmm and testing after jointing including taking out unserviceable joint kit complete all as specified and directed. |
| 3 | Material and labour for cable jointing kit for 11KV (Earthed) grade cable for out door straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sqmm and testing after jointing including taking out unserviceable joint kit complete all as specified and directed. |
| 4 | Supply and fix galvanised iron tubing light grade 100 mm bore galvanized with all fitting laid in trenches / road crossing and fixed pole for UG cable protection and taking down of old rusted pipe complete all as specified and directed. |
| 5 | Dismantling concrete pole / steel pole / struts of any sizecomplete all as specified and directed. |
| 6 | Supply and fix steel tubular swaged poles complete with cast iron base plate, finial taper plug, bolts nut and screws as specified type 410 SP-55 (11.0 meters long) including two coats of aluminium paint over a coat of red oxide primer complete all as specified and directed. Note : Necessary earth work excavation, removal of surplus soil & concrete shall be measured and paid separately in respective items. |
| 7 | Material and labour for plain cement concrete 1:4:8 type D2 using 40 mm graded stone aggregate for foundations / filling around the post, Poles etc all as specified and directed. |
| 8 | Material and labour for plain cement concrete 1:3:6 type C1 using 20 mm graded stone aggregate for path ways, hard standing & pole coping including necessary form work and applying two coats of white wash on exposed surfaces etc complete all as specified and directed. |
| 9 | Dismantling of unserviceable cross arm such as MS channel /angle section etc complete all as specified and directed. |
| 10 | Material and labour for cross arms, bracings, supports, clamps and back plates, fabricated from structural steel including nuts, blots, washers, welding, bending cold or hot, drilling holes for bolts in any shape or size as indicated or directed inclusive of one primer coat, one under coat and one finishing coat of aluminum paint complete all as specified and directed. |
| 11 | Dismantling insulators of any type and size complete all as specified and directed. |
| 12 | Material and labour for pin type, porcelain vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut 150 mm height, 150mm dia for 11000 volts grade complete all as specified and directed. |
| 13 | Dismantling air break gang operated switches vertical/ horizontal mounted with two or three insulators per phase including insulators and and operating mechanism for repair/ replacement of broken/worn out components complete all as specified and directed. |
| 14 | Material and labour for switch air break, gang operated triple pole, mechanically operated (with GI operating rod), mounted on insulator and steel frame with operating mechanism worked from ground level, vertical type for current rating upto 200 Amps on HT 11000 volts working pressure, including locking arrangement with 06 lever lock and painting the steel surfaces with two coats of synthetic enamelled paint over a coat of red oxide primer etc complete all as specified and directed. |
| 15 | Material and labour for switch air break, gang operated triple pole, mechanically operated (with GI operating rod), mounted on insulator and steel frame with operating mechanism worked from ground level, vertical type for current rating upto 400 Amps on HT 11000 volts working pressure, including locking arrangement with 06 lever lock and painting the steel surfaces with two coats of synthetic enamelled paint over a coat of red oxide primer etc complete all as specified and directed. |
| 16 | Material and labour for replacement of expulsion / drop out / horn gap type fuse carrier assembly outdoor type 200Amps capacity including fuse element upto 25 Amps and insulator conforming to IS specifications suitable for 11000 volts (HT) complete all as specified and directed. |
| 17 | Material and labour for replacement of expulsion / drop out / horn gap type fuse carrier assembly outdoor type 200Amps capacity including fuse element above 25 Amps & upto 50Amps and insulator conforming to IS specifications suitable for 11000 volts (HT) complete all as specified and directed. |
| 18 | Material and labour for lightning arresters for outdoor use expulsion type suitable for 11000 volts (HT) complete with all fittings, transmission class, dis-charge capacity 65 KA including taking down existing lightening arresters of any type and size complete all as specified and directed. |
| 19 | Material and labour for jumper connections between GOD and drop out fuses and transformers with ACSR conductors of suitable size and length (Weasel) including necessary lugs wherever required / aluminium heavy duty PG clamps / binding properly without any loose contact after removing the old jumpers including PVC sleeves complete all as specified and as directed. |
| 20 | Material and labour for repair and servicing of HT 11 KV Four pole structure by replacing galvanized PG clamps, GI bolts and nuts, tightening of ACSR conductor with insulation of any size as jumpers including lubricating the moving parts of AB switch and cleaning of all disc /pin insulators and applying silicon compound for prevention of arcing due to dust/ salt deposits over the surfaces including applying one coat of red oxide primer on rusted portions after preparation of surfaces &applying a coat of aluminum paint to the entire steel structure complete all as directed.Note: Quoted unit rate shall be inclusive of PG clamp for jumpering, GI hardware like nuts, bolts two coats of white wash on exposed concrete surfaces complete all as specified and directed. |
| 21 | All as per item No: 20.00 described here-in-before but two pole structure complete all as specified and directed. |
| 22 | Material and labour preparing old faded painted surface of 11metre long steel tubular pole complete with including all accessories such as cross arms bracings, brackets etc, and applying two coats of aluminium paint including writing pole number with paint same as existing earlier complete all as specified and directed. |
| 23 | Supply and fixing solar cat eye aluminium alloy shall (100% water proofing design according to 65) of size 125mmx125mmx25mm (shank 65mm) of high efficiency Mono rystafie solar panel 2.4V/0.3 watt one NI-ed rechargeable battry (1.2V/1600MA) consisting of supper bright LED with 10,000 to 18,000 mcd completed as per manufactures instructions etc all as specified and directed. |
| 24 | M&L for removing all connections, bindings etc of ACSR/AAC conductor on existing HT/LT poles & stretching of ACSR/AAC conductor upto required sag of any size and cross section of conductor and stretching of GI wire on existing pole including making necessary connection & binding with binding wire including cutting of tree branches from both sides upto the stress on each side complete all as specified and directed. |
| 25 | Labour only for cutting of up grown branches of trees including making clearance of minimum 1 meter on both sides of over head conductor complete all as specified and directed.Note : Clearence of tree branches should be 5 meter a part from span. |
| 26 | Excavating in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for laying of cable, foundation etc, and getting out in hard /dense soil complete all as specified and directed. |
| 27 | Excavating in trenches not exceeding 1.5m wide and exceeding 1.5m in but not exceeding 3.0m depth for laying of cable, foundation etc, and getting out in hard /dense soil complete all as specified and directed. |
| 28 | Returning filling in including spreading, leveling Watering and well ramming in layers not exceeding 25cm complete all as specified and directed. |
| 29 | Removing excavated surplus soil to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and directed. |
| 30 | Supply and laying sand river for cushioning with layers of sand 8 cm before lying of cable and 15 cm after lying of cable (total 23 cm) in trenches complete all as specified and directed.Note: Thickness after punning shall be measured for payment. |
| 31 | Supplying & laying reinforced precast concrete cable cover, class HV,Type 1, flat, size 300 mm x 180 mm x 40 mm abetting Each other with gap between adjacent slab not exceeding 10mm over under cable for protection complete all as specified and directed. |
| 32 | Supply, lay, test and commissioning of XLPE insulated screened PVC bedded, galvanised steel strip or wire, armoured, heavy duty electric power cable (HTUG), 11000 volts grade with stranded aluminium conductor of size 3 core 95 Sqmm (Earthed) including takingout existing unserviceable cable complete all as specified and directed.Note: Rates are included with Megger testing of Cable. |
| 33 | Supply and fixing test and commissioning of 3Cx95sqmm+1Cx70sqmm, Stranded Aluminium Conductor, All Conductor and Messanger Line XLPE Insulated, 11KV(e), High Tension, Aerial Bunched Cable complete all as specified and directed. Make Havells/Gloster/Polycab |
| 34 | M&L for defect rectification in HT 11 KV cable laid in trenches by locating fault with the help of electronic fault locator machine comprising of surge generator pulse ECHP fault location with high frequency distance calculator etc. including excavation in any type of soil strata exposing the cable fault removal of deteriorated position of cable treating of cable and keeping the same ready for jointing work for cables of size upto 300 Sqmm 3 core. The fault locating equipment will be brought to site within 02 hours of instruction received from Engineer-in-Charge complete all as specified and directed. Notes: for Srl. Item No.33 : (i) The contractor shall bring the fault locating equipment at site with in 02 hours of instructions received from Engineer -in- charge and he shall ensure that the fault is rectified with in 24 hours of receipt of intimation from Engineer-in-charge failing which recovery of Rs. 500.00 per hour shall be recovered from the contractors dues w.e.f the time immediately after the expiry of 24 hours duration. (ii) For the purpose of payment one unit of “Each job” shall comprise of detection of faults in a particular stretch of cable which are identified in that particular stretch, irrespective of number of defects / faults in that particular stretch which are detected during fault detection and the contractors unit rate quoted shall be deemed to include for the same and all such defects / faults which are detected in that particular stretch shall be considered as one unit. (iii.) Joints, jointing materials and cable required shall be measured and paid for separately. |
| 35 | M&L for comprehensive maintenace / servicing of HT RMU by dismantling of breaker mechanism checking the various critical setting in mechanism, busbar chember,Electric short circuit indicator, current and earthfult relay, gas pressure/ densicty, manually operated mechanisms, fuses, fuse conister, feeder busbar intenal/external busbar, SF6 tank, LV copartment, auxiliary switch, interlocking lever, current transformer relay etc. checking of spring charging mechanism, checking of pole contact , greasing/ lubricating of mechanism moving parts, checking of contact pressure, alignment and adjusting the same, triping coil test trial & teting of RMU for smooth and correct fuctioning authorized coy complete all as specified and directed. |
| 36 | S&F as in replacement of HV backup fuse link, CEF cap iN 16 Amp i3 55 A, UN 12Kv i163 A, Striker 60N in SF6 RMU Seimens/CG/C&S complete all as specified and directed. (set of Three) |
| 37 | S&F as in replacement of HV backup fuse link, CEF cap iN 25Amp i3 55 A, UN 12Kv i163 A, Striker 60N in SF6 RMU Make Seimens/CG/C&S complete all as specified and directed. (set of Three) |
| 38 | S&F as in replacement of HV backup fuse link, CEF cap iN 40Amp i3 55 A, UN 12Kv i163 A, Striker 60N in SF6 RMU Seimens/CG/C&S complete all as specified and directed. (set of Three). (set of Three) |
| 39 | S & Fill SF6 gas to be filled in HT RMU's 11000 volt grade complete all as specified and directed. |
| 40 | S & F relay for OC & EF suitable for 11 KV RMU's outdoor type, complete with making all electric connection and celebration of the same complete all as specified and directed. Make- Ashida, L&T, CG |
| 41 | M & L in replacement of U/S Trip coil RMU complete all as specified and directed. Make : Ashida Realy |
| 42 | S&F HT bushing of RMU 11 kV complete all as specified and directed. Make: ABB |
| 43 | S & F in replacement Terminal protector Boots suitable for 11 KV RMU (Right angle cable boot) complete with disconnecting the end terminals from RMU and re-fix to its original positation complete all as specified and directed. (Set of three) |
| 44 | Taking down HT switch gear (Vacuum circuit breaker ) of capacity 630 Amps, 11 KV 250 to 350 MVA and strip opening the HT panel of rating 11 KV, 3 phase comprising of following repairs, overhauling, servicing and refixing the same after repairs/ overhauling:- |
| 45 | 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 complete all as specified and directed. |
| 46 | Servicing/Inspecting/checking of automatic safety shutter operation for serviceability and replacement of spares if required than to be paid in respective items complete all as specified and directed. |
| 47 | Servicing/Inspecting/checking of circuit spout and cicuit spout connections for RYB phases and replacement of spares if require than to be paid in respective items complete all as specified and directed. |
| 48 | 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 complete all as specified and directed. |
| 49 | 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 complete all as specified and directed. |
| 50 | Servicing/Inspecting/checking of secondary sockets/busbar earthing plugs/earthing sockets and replacement of spares if required than to be paid in respective items complete all as specified and directed. |
| 51 | Checking, setting and adjustment of lowering and raising operation of the breaker trolley complete all as specified and directed. |
| 52 | 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 complete all as specified and directed. |
| 53 | Dismantling the complete instrument chamber/ HV cable box/LV cable box .Decarbonising/ cleaning the complete HT 11 KV 3 phase independent bus bar, bus bar chamber of HT panel and inspecting the bus bar insulators complete all as specified and directed. |
| 54 | Checking, inspecting, calibration of relays, ammeters and voltmeters etc complete all as specified and directed. |
| 55 | Checking complete electrical tripping circuit of HT panel including control wiring from secondary system rotary to tripping coil, auxiliary switch male and female housing cut out, etc. and wiring including replacement of damaged wire at places including operation on DC system, testing and commissioning complete all as specified and directed. |
| 56 | Inspection of PTs and CTs complete all as specified and directed. |
| 57 | Inspecting of indicating lamps, rotary switches/selector switches, toggle switches etc complete all as specified and directed. |
| 58 | 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 componentsm) Testing function of Vaccum interupter (Vaccum Bottle ) of VCBs by testing equipement and inspecting of housing and insulators complete testing certifiacte to be submit to office. |
| 59 | Notes: (i) The rate quoted shall be deemed to include for necessary T&P, minor spares like nuts, bolts, washers, gasket, insulation tape, lugs, compound, copper wire, sealent provide to lid/opening of cable gaps etc. to put in to the VCBs/ HT panels in serviceable condition, testing and commissioning all as specified (ii) Rates for items No 8 to19 shall be paid for material only as labour rate is included in this item. |
| 60 | Supply only the Shunt trip coil 110 V DC/220 V DC /30 V DC suitable for 650 Amps 250 MVA to 350 MVA HT switch gear (VCBs) of any make and 11 KV HT panel complete all as directed. |
| 61 | Supply only the Closing coil suitable for 630 Amps 250 MVA to 350 MVA HT switch gear (VCBs) of any make and 11 KV HT panel complete all as directed Make -AREVA/L&T/Schneider complete all as directed. |
| 62 | Supply only the Auxilary switch 4 NO + 4 NC suitable for 630 Amps 250 MVA to 350 MVA HT switch gear (VCBs) of any make and 11 KV HT panel complete all as directed. Make -AREVA/L&T/Schneider |
| 63 | Supply only the TNC switch suitable for HT switch gear (VCBs) of any make and 11 KV HT panel complete all as directed. |
| 64 | Supply only the Shower contact assembley suitable for 630 Amps 250 MVA to 350 MVA HT switch gear (VCBs) of any make and 11 KV HT panel complete all as directed.Make -AREVA/L&T/Schneider |
| 65 | Supply only the brass nut suitable for Shower contact assembley of 630 Amps 250 MVA to 350 MVA HT switch gear (VCBs) of any make and 11 KV HT panel complete all as directed. Make -AREVA/L&T/Schneider |
| 66 | Dismantling of Power Transfromer 3.17 MVA and RMU 11 KV door type capacity upto 4 way by disconnecting incoming /outgoing cables of unit by unscewing nuts/bolts washers and shifting to other location and reconnected the same as above , make funtional testing complete all as directed.Note :- Labour charge and provision of mobile crane unit for lifting /loading of the power transfromer and RMUs at one site to other site will be includes in items qouted rate. |
| 67 | Demolition and Dismantling Concrete of any description and in any position not otherwise specifically provided for support of any type pole and removing from site complete all as directed. Note :- Demolition material to be remove from site up to 200 mtr distance. |
| 68 | Material and labour for Plain cement concrete 1:2:4 type B-1 using 20 mm graded stone aggregate in foundation, plinth courses, string courses, lacing courses, parapets with fair surface and including the form work for give required shape as required for mounting of power transformer and RMU complete all as directed. |
| 69 | Material and labour for cross arms, bracings, supports, clamps and back plates, fabricated from structural steel including nuts, blots, washers, welding, bending cold or hot, drilling holes for bolts in any shape or size as indicated or directed inclusive of one primer coat, one under coat and one finishing coat of aluminum paint complete all as directed. |
| 70 | Comprehensive maintenance of 33kV outdoor Vacuum Circuit Breaker (VCB) 33kV (Highest system voltage: 36kV) Rated Current: 800A to 1250A (continuously) Breaking Capacity: 25 kA for 3 second sensures optimal grid reliability, typically aligned with standards like IEC 62271-100 carried out the following maintenance of VCB 33 KV:- |
| 71 | Checking complete electrical tripping circuit of motor panel including control wiring ,tripping coil, auxiliary switch male and female housing cut out, etc. and wiring including replacement of damaged wire at places including operation on DC system, testing and commissioning complete all as directed. |
| 72 | Maitenance of Operating Mechanism Motor-wound, spring-charged, stored energy Operating Duty Cycle: \(O - 0.3s - CO - 3min - CO\ and Control Voltage: 230V AC (Motor/Heaters), 30V DC or 110V DC (Trip/Close coils) and Check if the spring charging motor resets the mechanism automatically and smoothly. |
| 73 | Carried out the Following test during the maitenance of 33 KV VCB with motor operating Mechanism :- (i) Insulation Resistance Test: Use a 2.5 kV or 5kV Megger to check the resistance between phases, and between phases and earth.(ii) Contact Resistance Test: Measure the micro-ohm resistance of the main contacts (should be typically \(< 50\mu\Omega\))(iii) Timing Test: Check closing and opening times. Closing time should be \(\le 130\) ms, and opening time \(\le 60\) ms.(iv) Vacuum Integrity Test: Perform High Potential (HV) testing across open contacts to ensure the vacuum interrupter bottle has no leaks.(v) Tightness Check: Torque all bolted electrical connections and check control wiring terminal blocks.(vi) Lubrication: Clean and lightly grease the mechanical operating linkages (avoid over-greasing the drive mechanism).(vii) Isolation: Completely isolate the VCB from both the 33kV busbar and the load side using isolator switches.m) .Checking the Mechanical Operations: Perform manual and electrical close/trip tests to verify the operation counter and indicators.(n) Testing function of CT and PTs including replacement of Connector nut bolts. S&F steel work in tubular trusses including special shaped washer etc complete using ERW or induction butt welded tubes confirming to I.S. 1161-1998 Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Aug 18, 2026
11:30 IST
Tender Published
Tender notice published.
Completed
Aug 28, 2026
18:00 IST
Corrigendum-1 Issued
Clarifications on tender conditions and amendments issued.
Upcoming · 4 days
Aug 28, 2026
18:00 IST
Corrigendum-2 Issued
Clarifications on tender conditions and amendments issued.
Upcoming · 4 days
Aug 25, 2026
18:00 IST
Corrigendum-3 Issued
Clarifications on tender conditions and amendments issued.
Upcoming · 1 dayAug 28, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 4 daysTender Documents
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