GE AF/AMB-76/2021-22 REPAIRS AND MAINTENANCE OF ELECTRIC EQUIPMENT, DG SETS, ETC. AND ALLIED WORKS OF ESC POWER HOUSE, RACE COURSE POWER HOUSE, NGCCM, 702SU AND DARIN-II AT AF STATION AMBALA UNDER GE (AF) AMBALA

Amount

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for foundations, manholes, etc. or for laying cables/pipes, erecting poles, etc. not exceeding 10sqm on plan and getting out in soft / loose soil complete all as specified and as directed

Returning, filling in, including, spreading, leveling, watering and well ramming in layers not exceeding 25cm deep as in any type of soil complete all as specified and as directed

Removing excavated materials to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point in any type of soil including spreading in low lying area and leveling complete all as specified and as directed

M&L for fine dry river sand cushioning by laying 8cm thick layer below the cable for making soft bed and 15cm above the cable and then punning down to its consolidated thickness of 18cm after the cable is laid all as specified in SSR Part-I complete all as specified and as directed Note: Only punned thickness of sand shall be considered for measurement purposes

Supply and laying burnt bricks of sub-class 'B' designation 75 laid in trenches for cable protection complete all as specified and as directed

Supplying, fixing / laying steel water tubing, 80mm bore, light grade, galvanised with screwed and socketed joints, in any length, including supply and fixing all fittings, ISI marked conforming to IS -1239 and fixed to walls or laid in floors / trenches required for protection of electric clables including taking out and disposing off old pipe complete all as specified and as directed

Supplying, laying / fixing, testing and commissioning of electric cable, 1100V grade aluminium conductor XLPE insulated, armoured cables conforming to IS-7098 (Part-I)-1988, stranded, XLPE insulation, PVC tape inner sheath laid in trenches, passing through ducts, etc. fixed on poles, etc. including taking up old / unserviceable cable and brick covers and disposing off complete all as specified and as directed of the following sizes: Note: Excavation/earthwork, bricks, sand cushoing and GI pipe shall be measured and paid separately under respective items herein

3.5 core 240sqmm

3.5 core 300sqmm

M&L for servicing & calibrating damaged / faulty (overload current/ earth fault, etc.) VCBs in sub-stations, of make Crompton Greaves/ABB, at sites on any locations, immediately on situation of any fault, and restoring funcionality with and including replacing of minor parts viz. HRC fuses, indicator lamps, control wiring, etc. oiling, greasing, cleaning with blower from inner and outer sides, decarburizing of the links with CRC spray, etc. checking serviceability complete all as specified and as directed Notes: (i) The job shall be carried out at a periodicity of 6months from date of commencement or at requirements and or as directed by the Engineer-in-charge (ii) Work of overhauling, servicing, testing, etc. shall be got done through Engineer/ Technician of manufacturer (iii) Overhauling & servicing shall be done to the tune of complete serviceability / functionality of the VCB (iv) All costs of technician/Engineer on hire, minor spares, any sort of conveyance of man and material, testing & calibrating equipment, etc. shall be deemed to be included in the quoted rate (v) Servicing reports shall be sumitted by the Contractor to the Engineer-in-charge and shall made part of RAR/FB for claiming any such payments

M&L for danger notice plates, for HT of size 250x200mm, made of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with MS clamps bolts and nuts including taking down old / damaged notice plates and disposing off complete all as specified and as directed

S&F in repairs epoxy resin cast CT dual core of ratio as per existing accuracy class 0.55, burden 100/50/5VA for 11kV complete all as specified and as directed

S&F in repairs epoxy resin cast CT dual core of ratio as per existing accuracy class 0.55, burden 50/25/5VA for 11kV complete all as specified and as directed

S&F in repairs battery charger 24V 50Hz charging range 6 to 24volt with trickle / boost charging mode with ammeter and voltmeter complete all as specified and as directed

Supply only silica gel in 5/10kg sealed packets complete all as specified

M&L for cable jointing kit for 11kV earthed grade cable for straight through heat shrink type joint with jointing material and accessories suitable for 3 core, 90 to 120mm², XLPE insulated armoured aluminium conductor cable including taking out and disposing off old joint complete all as specified and as directed

M&L for cable jointing kit for 11kV earthed grade cable for straight through heat shrink type joint with jointing material and accessories suitable for 3 core, 150 to 185mm², XLPE insulated armoured aluminium conductor cable including taking out and disposing off old joint complete all as specified and as directed

M&L for cable jointing kit for 11kV earthed grade cable for straight through heat shrink type joint with jointing material and accessories suitable for 3 core, 240 to 300mm², XLPE insulated armoured aluminium conductor cable including taking out and disposing off old joint complete all as specified and as directed

M&L for cable jointing kit, indoor termination type, for 11kV earthed grade cable for end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core, 90 to 120mm², XLPE insulated armoured aluminium conductor cable including taking out and disposing off old joint complete all as specified and as directed

M&L for cable jointing kit, indoor termination type, for 11kV earthed grade cable for end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core, 150 to 185mm², XLPE insulated armoured aluminium conductor cable including taking out and disposing off old joint complete all as specified and as directed

M&L for cable jointing kit, indoor termination type, for 11kV earthed grade cable for end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core, 240 to 300mm², XLPE insulated armoured aluminium conductor cable including taking out and disposing off old joint complete all as specified and as directed

M&L for cable jointing kit, outdoor termination type, for 11kV earthed grade cable for end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core, 90 to 120mm², XLPE insulated armoured aluminium conductor cable including taking out and disposing off old joint complete all as specified and as directed

M&L for cable jointing kit, outdoor termination type, for 11kV earthed grade cable for end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core, 185 to 300mm², XLPE insulated armoured aluminium conductor cable including taking out and disposing off old joint complete all as specified and as directed

S&F in repairs aluminium thimbles complete all as specified and as directed of the following sizes:

M&L for base assembly of suitable size as per existing size and make of VCB after disconnecting, taking out VCB and reinstalling the VCB, reconnecting and testing on installation complete all as specified and as directed

Supply, install, configuring, testing and distance protection relay (DPR) suitable for 66kV line, with CT input-4, VT input- 4-5, opto inputs (max) 70, high break contacts 4, RTDs (max) 10, analog input / output (max) 1/2 with the following functions and specifics: (i) Protection function distance (ii) Synchronising (iii) Directional power (iv) Voltage controlled direct reactive power (v) Negetive sequence over current (vi) Broken conductor (vii) Thermal Overload (viii) Ground fault reading (ix) 3 phase over current (x) 1 phase earth over current (xi) Circuit breaker failure (xii) Earth fault (xiii) Phase over current (xiv) Stub bus protection (xv) Over / under voltage

Item No. 36 contd.. (xvi) Residual over voltage (xvii) Circuit protection failure (xviii) Earth fault directional (xix) Transient ground fault deflection (xx) Phase direction (xxi) Watt meter earth fault (xxii) Over step tapping (xxiii) Power serving blocking (xxiv) Auto reclore 3 pole (xxv) Over / under frequency (xxvi) Rate of change of frequency (xxvii) Under load shedding (xxix) Channel added scheme logic (xxx) Trip current suspension (xxxi) Voltage current suspension (xxxii) Neutral admittance (xxxiii) Instanteneous over current protection (xxxiv) Residual over current protection (xxxv) Rendered over current protection and (xxxvi) Thermal over current protection

Notes for serial item No. 36: (i) Model No. REL 670 Mi-Com 433 of M/s Schneider or equivalent of M/s L&T, M/s ABB (ii) The DPR shall be suitable for the existing system at site and as approved by the GE (iii) All testing as per relevant IS code shall be done and all such test reports shall be submitted alongwith RAR/FB (iv) Commissioning, configuration and testing shall be got done in presence of the Engineer-in-charge. Such relating niceties duly signed by all shall be submitted alongwith claim for payments, etc. (v) Accessories, etc. shall be all as per manufacturer's instructions (vi) The cost of above shall be deemed to included in the quoted rate

S&F gang operated air break switch from two pole / four pole structure, triple pole, mechanically operated, mounted on suitable insulators and steel frame with operating mechanism worked from ground level using heavy duty GI pipe, outdoor type, HT 11kV, with fixed contacts of phosphorous and bronze and a set of dropout HT fuse assembly, fuse carrier fitting, 12 insulator type mounted on MS channel operating rod with pad lock arrangement conforming to relevant IS, including dismantling, taking down and disposing off old / unserviceable air-break switch complete all as specified and as directed of the following current rating:

S&F in repairs IDMT relay with numerical relay for VCB tripping system for E/F (10% to 400% in step of 1%), O/C (1% to 20% in step of 1%), having ability to record 20 to 30 fault records and 200 to 250 events records with modbus protocol for communication operated on 24V DC/110V AC all as per per existing complete all as specified and as directed Note: Existing relays are IDMT electromagnetic type hence any modification in the wiring and panel sheet enclosure shall be done to get system operational. Cost for all such aspects shall be deemed to be included in the quoted rate

Supplying, designing, fabrication and fixing MS trolley suitable for VCB /ACB, fabricated out of MS angle iron pipe and MS sheet to required size as per site having wheels on all four legs including all welding, cutting, bending, locking arrangements, nuts, bolts, washers, etc. and painting with two coats of synthetic enamel paint (of approved tint) over a coat of red oxide primer including taking out and disposing off old / unserviceable trolley complete all as specified and as directed Note: (i) Design and fabrication data shall be in accordance to existing trolley. Drawing of trolley shall be as approved by the GE (ii) VCB / ACB shall be pulled out, placed in new trolley and shall be replaced in position including all connecting up (iii) All lifting, loading, unloading, etc. required to replace old trolley shall be deemed to be included in the quoted rate

S&F feeder pillar box / panel of size 1200x1200x1200mm, outdoor type, double door, front & back openable, suitable of 3 phase 415V, fabricated out of 3.15mm thick MS sheet with suitable size of MC & HT 11kV aluminium busbar, fitted with and including HT 11kV base type insulators, provisioning of suitable locking arrangments, duly placed over and including angle iron (50x50x6mm) frame stand grouted in base foundation duly embedded in ground having height 500mm above ground in PCC 1:2:4 type C1 with 20mm graded stone aggregate alongwith all necesary cable connection with thimbles nuts, bolts, lugs, cable glands, etc. painting all over with 2 coats of synthetic enamel paint (of approved tint) over a coat of red oxide zinc chrome primer, including suitable danger notice plates on all four sides and dismantling old unserviceable feeder box / panel and disposing off complete all as specified and as directed

Supplying, fixing, connecting, testing and commissioning MCCB 125A, four pole, 16kA, 415V, 50Hz rating with adjustable thermal and magnetic setting complete all as specified and directed

Supplying, fixing, connecting, testing and commissioning MCCB 200A, four pole, 25kA, 415V, 50Hz rating with adjustable thermal and magnetic setting complete all as specified and directed

Supplying, fixing, connecting, testing and commissioning MCCB 250A, four pole, 25kA, 415V, 50Hz rating with adjustable thermal and magnetic setting complete all as specified and directed

Supplying, fixing, connecting, testing and commissioning MCCB 315A, four pole, 36kA, 415V, 50Hz rating with adjustable thermal and magnetic setting complete all as specified and directed

Supplying, fixing, connecting, testing and commissioning MCCB 400A, four pole, 36kA, 415V, 50Hz rating with adjustable thermal and magnetic setting complete all as specified and directed

Supplying, fixing, connecting, testing and commissioning MCCB 630A, four pole, 50kA, 415V, 50Hz rating with adjustable thermal and magnetic setting complete all as specified and directed

S&F in repairs panel mounting voltmeter 3phase 0-500V digital type in 96x96sqmm display, flush mounted, class1.0 complete all as specified and as dirtected

S&F in repairs panel mounting ampere meter 3phase 400A rating, digital type in 96x96sqmm display, flush mounted, class1.0 complete all as specified and as dirtected

M&L for earthing using GI earthing strip 32x6mm with galvanised steel earth plate electode 600x600x6mm thick buried directly in ground, earth pit not less than 2.25m deep below ground level connection to and including GI strip of size 32x6mm extended to 7.5m as earth lead by means of GI bolts, nuts, etc. with provision of charcoal and salt all as per electrical plate No. 3 of SSR Part-I including water arrangement with GI pipe 20mm dia (medium grade), earth lead protection pipe 50mm madium grade with bends, elbow, etc. from earth plate to test point, excavation and earthwork in any type of soil, returning, filling, ramming and removing of soil to distance not exceeding 50m, make good to match with existing surface making PCC pit (earth chamber) having internal size 300x300x300mm and outer size 600x 600x600mm with RCC reinforced cover 50mm thick and testing on completion including making test points on wall as per SSR specifications, taking down and disposing off old earthing complete all as specified and as directed

Notes for serial item No. 54: (i) The cost of copper / GI earth continuity wire with GI pipe 50mm medium grade upto 7.5m is deemed to be included (ii) The earth chamber to be constructed 0.5m from edge of earth pit with necessary watering arrangement. The cost for the same is deemed to be included in above item (iii) Earthing shall produce desired earth resistance values as directed by the Engineer-in-charge

Star Electricals Udyog