82531/E8 Maint/Repair of electric supply system including Transformer VCB LBS under GE AF Trivandrum

Amount

Seven way Ring Main Unit with one number VCB as incomer and six numbers load break switch for outgoing of 11KV, 630A, 21KA installed in 17 FBSU MRS all as specified and as directed. Make:- SIEMENS

Three way Ring Main Unit with one number Load Break Switch as incomer and two numbers load break switch for outgoing of 11KV, 630A, 21KA installed in 17 FBSU computer cell SS all as specified and as directed. Make:- SIEMENS

Four way Ring Main Unit with one number Load Break Switch as incomer and three numbers load break switch for outgoing of 11KV, 630A, 21KA installed in 17 FBSU MAP SS all as specified and as directed. Make:- SIEMENS

Three way Ring Main Unit with one number Load Break Switch as incomer and two numbers load break switch for outgoing of 11KV, 630A, 21KA installed in 17 FBSU Offrs Mess SS all as specified and as directed. Make:- SIEMENS

Four way Ring Main Unit with one number VCB as incomer and three numbers load break switch for outgoing of 11KV, 630A, 21KA installed in 257 SU Mukkunnimala Domestic Area SS all as specified and as directed. Make SIEMENS

Five way Ring Main Unit with Two numbers VCB as incomer and three numbers load break switch for outgoing of 11KV, 630A, 21KA installed in 257 SU Mukkunnimala Tech area SS all as specified and as directed. Make:- SIEMENS

Four way Ring Main Unit with one number VCB as incomer and three numbers load break switch for outgoing of 11KV, 630A, 21KA installed in Vayu vicar SS all as specified and as directed. Make:- ABB

One number Load Break Switch as incomer and one numbers load break switch for outgoing of 11KV, 630A, 21KA installed in Chitralekha Complex SS all as specified and as directed. Make:- ABB

Three way Ring Main Unit in compact sub station with one number VCB as incomer and two numbers load break switch for outgoing of 11KV, 630A, 21KA installed in HQ SAC SS all as specified and as directed. Make:- ABB

Indoor type HT Panel consisting of 03 Nos VCBs of capacity 12KV,630A, 21KA installed in HQ SAC SS. Make:- Crompton Greaves

Attending, Repairing/restoring of electric power supply in 17 FBSU and its lodger Unit area, after identifying fault in HT 11 KV or LT 1100 volt system, RMU,VCB, LT Panels, two/ four pole structure, transformers, Over head lines in any section or circuit, including checking of insulators, lightning arresters, GODs, LT Panel Boards and all electrical accessories and making it serviceable in all respect including replacement of nut, bolt, washers and minor parts/spares, insulation tapes and cable sockets of any size. The work also include checking, identifying and rectification of LT/HT UG Cable faults at AF Area as and when directed.

Attending, Repairing/restoring of electric power supply in HQ SAC Area and its lodger Unit area, after identifying fault in HT 11 KV or LT 1100 volt system, RMU,VCB, LT Panels, two/ four pole structure, transformers, Over head lines in any section or circuit, including checking of insulators, lightning arresters, GODs, LT Panel Boards and all electrical accessories and making it serviceable in all respect including replacement of nut, bolt, washers and minor parts/spares, insulation tapes and cable sockets of any size. The work also include checking, identifying and rectification of LT/HT UG Cable faults at AF Area as and when directed.

Note for item No. 2 & 3 :- (i) Major items required to be replaced/repaired will be measured under relevant items of schedule (ii) Excavation and earth work if required will be measured separately. (iii) Complaints will be given in person or through telephone by AGE/JE E/M. The contractor shall attend the complaint immediately and shall report the Engr-in-Charge/JE E/M after completion with in 6 hrs (iv) Penalty of Rs 1000.00 per Job shall be applicable to the contractor if the complaint is not attended within 6 hrs. Note that this penalty is exclusively other then the condition 56 of IAFW - 2249 and shall be treated as interim condition of the contract and shall be enforce above as and when delay in individual job is noticed and no claim whatsoever on this account shall be entertained by the Department. The decision of the Accepting Officer in this regards shall be final and binding. (v) In case the nature of job is such that the work cannot be completed within a period of 6 hrs then the same shall be brought to the notice of the GE/Engr-in-Charge and the period for the completion of the complaint shall be decided by the GE/EICv. (vi) Contractors representative/Engineer will report to JE E/M in charge or AGE E/M at fore noon to collect routine/urgent works till completion of work. (vii) The transportation/ T&P required for the work shall be arranged by the contractor and no extra cost will be paid for the same.

M&L for preparation of old painted body surface of following HT indoor/out door RMU/HT Meter panel (item No.16 to 23 below) and spray painting with two coat of synthetic enamel paint as per existing colour to inside and outside of the body after cleaning of entire panels as directed by the Engr-in -Charge complete all as specified and as directed.

HT Panel 07 way Ring Main Unit with one number VCB at 17 FBSU MRS.

RMU 03 way at 17 FBSU computer cell SS.

RMU 04 ways at 17 FBSU MAP SS.

RMU 03 ways at 17 FBSU Offrs Mess SS.

RMU 04 ways at 257 SU Mukkunnimala Domestic Area SS.

RMU 5 way at 257 SU Mukkunnimala Tech area SS

One number Load Break Switch as incomer and one numbers load break switch for outgoing of 11KV, 630A, 21KA installed in Chitralekha Complex SS all as specified and as directed. Make ABB

Three way Ring Main Unit in compact sub station with one number VCB as incomer and two numbers load break switch for outgoing of 11KV, 630A, 21KA installed in HQ SAC SS all as specified and as directed. Make ABB

Excavation in trenches in hard/dense soil not exceeding 1.5m wide and not exceeding 1.5 metre in depth and not exceeding 10 Sqm on plan and not exceeding 1.5 m in depth and getting out for for laying of cable , fixing poles, struts, stays etc. complete all as specified.

As per item No . 24 here-in-before but for depth exc 1.5 m but n.exc 3m all as specified and as directed.

Returning and filling of excavated soil up to a depth of 30 cm after riddling the excavated soil for Cushioning of cable and refilling of trench with normal excavated soil all as specified and as directed.

Removing excavated material (soil) to a distance not exc 50 m and depositing where directed at a level n.exc 1.5 m above the starting point.

M&L for Protection to cable with one layer of old size sub-class ‘B’ bricks (new bricks) laid flat butting to each other in such a way that the length of the bricks is at right angle to the central axis of the cable complete all as specified and as directed.

Supply only transformer oil, low viscosity insulating oil for top up transformer of as per IS-335, complete all as directed. Make : Transol (Savita) / Indian Oil / Bharat Petrolium. (Note - The oil shalll be supplied in sealed barrel only.)

Material and labour for testing the dielectric strength of transformer oil of the transformers installed at various sub station at/on floor/pole before dehydration and dehydrating and filtering the transformer oil with dehydration machine to achieve dielectric strength of the oil upto 50 KV at 2.5mm gap/ as per IS standard, complete all as directed. Note : The transformer dehydration machine and dielectric strength testing machine shall be arranged/brought by contractor at site and no extra cost shall be paid to the contractor in this effect.

Supply & filling Chemical Grade Crystals Transformer Silica Gel.

Supply and jointing of cable jointing kit for 11000 volt (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm all as specified and as directed. Make M-SEAL/DENSON/3M.

All as per item No . 32 here in before but for cable of size 240 sqmm to 300 sqmm. Make M-SEAL/DENSON/3M.

Supply and jointing of Cable end termination jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm all as specified and as directed. Make M-SEAL/DENSON/3M.

All as per item No. 34 here in before but for cable of size 240 sqmm to 300 sqmm. Make M-SEAL/DENSON/3M.

Supply and lay in trenches/under roads/crossings or fixed to wall/pole, GI tubing light grade of 80mm dia for protection of UG cables including taking out old unserviceable pipes and remove from site. Note :Excavation and earth work shall be measured and paid separately under relevant items of Schedule.

Supply and laying in trenches/through pipes or bare in road crossings/paths/ drains/ducts /floors/along poles/walls/ ceilings/ equipment's etc. Cable Under ground, Heavy duty, armoured, XLPE insulated with stranded aluminium conductor, 11000 Volts grade of cross sectional area 120 Sqmm, 3 core including removing of old U/S cable all as specified and as directed by the Engr-in-Charge

All as per item No . 37 here in before but for cable of size 3 core 185 Sqmm

Earthing complete with Galvanised Iron earth plate electrode 60cm x 60cm x 6mm thick, buried directly in ground (earth pit not less than 2.25 metre deep below ground level) with top edge of plate not less than 1.5 metre below ground level, connecting GI strip of size 32mm x 6mm from earth plate to body of the equipment/LT Panel by means of bolts, nuts, check nuts and washers of galvanised iron or steel, 40 mm bore GI light grade pipe for protection of earth lead from earth plate (6 m long), 20 mm GI medium grade watering pipe, PCC 1:3:6 type C-2 (using 40mm graded stone aggregates) as in earthing pit, PCC cover, charcoal or coke & salt filling and necessary excavation and earth work and all other relevant works including testing all as specified and shown in electrical plate No.3 of MES Schedule part-I.

Supplying and replacement of synthetic Rubber insulated mats 2.5mm thick for voltage up to 11KV for electrical purpose as per IS 15652-2006 (Superseding IS 5424) suitable for electrical shock safety of size 2m x1m all as specified and as directed.

M&L for checking transformer of capacity 63 KVA to 160 KVA by disconnecting HT and LT side cable, Tightening HV,LV Lead and cable connection and repair/replacement of unserviceable items, cleaning of Transformer and commissioning including oil filtration to achieve desired dielectric strength complete all as specified and as directed. Note : - (a) Items required to be replaced will be measured and paid separately (b) Qty of Transformer oil required for topping up shall be measured and paid separately under respective item.

M&L for checking transformer of capacity 200 KVA to 315 KVA by disconnecting HT and LT side cable, Tightening HV,LV Lead and cable connection and repair/replacement of unserviceable items, cleaning of Transformer and commissioning including oil filtration to achieve desired dielectric strength complete all as specified and as directed. Note : - (a) Items required to be replaced will be measured and paid separately (b) Qty of Transformer oil required for topping up shall be measured and paid separately under respective item.

M&L for checking transformer of capacity 400 KVA to 630 KVA by disconnecting HT and LT side cable, Tightening HV,LV Lead and cable connection and repair/replacement of unserviceable items, cleaning of Transformer and commissioning including oil filtration to achieve desired dielectric strength complete all as specified and as directed. Note : - (a) Items required to be replaced will be measured and paid separately (b) Qty of Transformer oil required for topping up shall be measured and paid separately under respective item.

Supply only HV bush collar type suitable for transformer capacity 63 KVA to 160 KVA complete all as specified and as directed

Supply only HV bush collar type suitable for transformer capacity 200 KVA to 315 KVA complete all as specified and as directed

Supply only HV bush collar type suitable for transformer capacity 400 KVAto 630 KVA complete all as specified and as directed

Supply only oil level glass made of transparent FRP sheet 4 mm thick with suitable nuts/bolts complete all as specified and as directed

Supply only Temperature gauge for Transformer analogue type upto 100 degree complete all as specified and as directed Make: Voltec, KI/ Honey well

Supply only top cover Gasket 6 mm made of cork sheet for transformer capacity 63 to 160 KVA complete all as specified and as directed

Supply only top cover Gasket 6 mm made of cork sheet for transformer capacity 200 to 315 KVA complete all as specified and as directed

Supply only top cover Gasket 6 mm made of cork sheet for transformer capacity 400 to 630 KVA complete all as specified and as directed

Supply only breather assembly for distribution transformer 11 KV / .433 KV made out of aluminium body with acrylic cover with suitable size of GI nipple and silica Gel of capacity 1/2 Kg for Transformers upto 250 KVA crystal colour Blue. complete all as specified and as directed

Supply only breather assembly for distribution transformer 11 KV / .433 KV made out of aluminium body with acrylic cover with suitable size of GI nipple and silica Gel of capacity 1 Kg for transformer above 250 KVA crystal colour Blue. complete all as specified and as directed

Supply and fix GI plated MS nut bolts 1 inch length and 8 mm dia complete all as specified and as directed

M&L for preparing old painted surface of transformer of outdoor / indoor type of capacity 63 KVA to 100 KVA, any type, description by cleaning dirt, oil, grease etc., removing the old paint, rust by scratching with wire brush / emery paper etc., after disconnecting HT/LT electric connection from both primary and secondary side of transformer and apply two coat of synthetic enamel spray paint of existing colour on out side body of the transformer and writing of letter HT/LT and SM MES No etc. of 2 cm height and making all HT/LT electric connections and testing the same , complete all as directed. Note:- The compressor and spray machine etc. shall be arranged / brought by contractor at site and no extra cost shall be paid to the contractor in the effect.

All as per srl item No. 55 here-in-before but for transformer capacity 160 to 315 KVA.

All as per srl item No.55 here-in-before but for transformer capacity 400 KVA to 630 KVA.

Supply and fix HT/LT cable route indicator made out of round CI embossed plate 100mm dia 6mm thick duly riveted with angle of size 40 x 40 x 6mm and 60cm long incl PCC for embedding 1:4:8 type D2 of size 30cmx30cmx30cm complete all as specified and as directed.

Supply, spread, rolled and consolidated to gradient and camber of 50mm size gravels upto thickness in 100mm, including clearance of existing surface along with making clearance of 2 m surface side by side of HT fencing before spreading of gravels complete all as directed. Note:- The preparation of the area for spreading of Metal surfacing shall be done in such a way as to clear of all grass, weeds, roots and all other objectionable materials.

Dismantling air break gang operated with drop out unit off capacities switches vertical/horizontal mounted including insulators and operating mechanism for repair/ replacement of broken/worn out components and insulators complete all as specified and as directed.

Supply and Install test and commissioning out door type, three phase gang operated air break switch HT 11KV having 3 no's Silicon rubber polymeric insulator on each phase and suitable for working for three phase suitable for vertical mounting fixed type of rating upto 400A including square bar and GI pipe with suitable length to operate from ground including locking arrangement complete all as specified and as directed.

M&L for cross arms, bracings, supports, clamps, angle iron, flats and back plates fabricated from MS structural steel sections including nuts, bolts and washers of suitable sizes including welding, bending (cold or hot), drilling holes for bolts in any shape or size as indicated or directed and inclusive of two coats of aluminium paint over one coat of red oxide primer, complete all as directed.

Disconnecting of LT/ HT cable from both ends & bringing fault detector machine with skill tradesman to detecting the fault by inducing the high potential in LT/HT cable of any sizes and marked the place where fault detected.

M& L for Danger notice plate 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 M.S. clamps, bolts and nuts of approved size in HT poles/ walls & HT panels for HT, 25x20cm size all as specified

M&L for anti-climbing device; spikes type fabricated out of M.S. bars (round, square and flat) including nuts, bolts, washers and welding in two halves made to shape to suit the cross section of the pole all as specified.

M&L for preparation of old painted surfaces of pre stressed concrete poles of size 11 Mtr by cleaning / scraping with wire brush, removing fungus/algae and dust and applying two coats of cement based paint to the pole including coping and preparation of surface of cross arm/ channels/ nuts bolts and clamps in two poles structure apply 02 coat of synthetic aluminium paint over a coat of red oxide complete all as specified and as directed by Engineer-in-charge. (Note : The quoted rate inclusive of two coats of Painting Blue and white strips in alternate layers with synthetic enamel paint up to 1 m height above coping of pole as directed.)

Supply of "Earthing sets" comprising of 17.2 mm dia 6 m long Earth electrode of low carbon steel electrode with 250 micron copper bonding & 1 bag of Eco-safe Based environment friendly backfill and suitable clamp, Back-fill earthing enhancing compound should strictly be a Eco Safe Carbon based conductive concrete type which has a resistivity of less than 0.12 Ohm Mtr as per Clause 15.5 D of IEEE : 80 standard. Back-fill compound should be electronically conductive ( Like in metals ) and should not depend on moisture for conduction, size of bore not less than 80mm dia, 12 feet deep, complete all as specified and as directed. Back-fill compound should be environment friendly, should solidify when mixed with water and set like concrete and should not leach / diffuse into the ground. Back-fill compound shall not be mixed with any soil while pouring in the bore hole. Test Certificate as per as per IEC : 62561-7 for Back-fill compound shall be submitted along with the material including earth work, PVC earth pit cover.

SUPER COOL (BID ID -3179216)

JEETH CONSTRUCTION (BID ID -3178273)