Providing, Supplying, Erecting, Testing and Commissioning of 125 KVA Silent D.G. Set with standard Manual Control Panels and cabling, earthing etc. of D.G. Set at Water Pump House, Vanakbara in Diu District

Amount

Works

Supplying and erecting Acoustic enclosure (canopy) made out of 18 SWG, CRCA Sheet, sound absorbing material Rockwool of 64 density & 100 mm thick conforming to IS:8183 The resin bonded Rockwool / PU FOAM covered from inside level not more than 75 dB at a distance of 1 mtr, as PVCT norms, on provided foundation suitable for following size of DG Set. The enclosures for following capacity of DG sets for 125KVA. as directed by the Engineer in charge.

Design, Supplying, installing, testing of factory fabricated ready made Three phase APFC Panel Cubical Panel fabrication should be type tested as per IEC 61921, 61439: 1&2 Capacitor Duty Contactor for switching as per following Steps Incomer Switch of MCCB type ICU= ICU =50KA at 400/440 Volts, with OC, SC, internal earth fault protection Incomer Switch of MCCB type ICU = ICU =50KA at 400/440 Volts, with OC, SC, internal earth fault protection, Copper tinned insulated Busbar, Cubical panel should be indoor type with IP 43 and IK 10,Metalized polypropylene film tye3-phase 550Volt Capacitor, De tuning Reactor for each capacitor, Panel having Short Circuit and Overload protection, Each step Capacitor having suitable MCB with Sc, OL, internal earth fault relay, Each stage having Stage Contactor (Capacitor load rating),PF regulator master controller having suitable steps with LCD display, Rs 485 Communication port, Indication LED Lamps for main incomer and ON-OFF for each capacitor bank, MS Chanel for Floor mounting, Cable entry as per site situation, Cooling fans for panel 50KVAR. as directed by the Engineer in charge.

Providing and erecting Approved make Four pole moulded case circuit breaker having breaking capacity ICU of 35 KA. at 415 V. having Normal current rating 200A.with variable Thermal & magnetic release suitable to work on A.C. supply 50 c/s. with all internal connections, spreader tinned copper & complete erected in existing 16 G.M.S. housing ICS= Cat II

Supply of Approved make Iron Clad or metal clad four pole change over switch 415V. confirming to IS of following capacity 250 A Cat-III

Providing Approved make Triple Pole Metal Clad Switch Fuse Unit 415/500 V. with HRC fuse of suitable load and neutral link confirming to IS 250A Cat.III

Providing and erecting busbar chamber confirming to IS-375 fabricated from 16 G.M.S. sheet, dust & vermin proof having hinged door with rubber gasket and necessary busbar supports with COPPER busbar having current density not more than 1.6 Amp. / sq.mm (Rated current / cross section area) duly wrapped with colour insulation tape for phase sequence, three phase & neutral each suitable for following current capacity with necessary painting mounted on wall or pedestal frame of required size with necessary connections. Suitable for 200 Amp. Capacity.

Erection & connection charges for 200A/ 250A/ 300A/ 325A HRC TPN as following Erection on New angle iron frame duly painted with red oxide.

Erection & connection Charges for 200A/ 250A/ 300A/ 325A/ 400A HRC TPN as following Erection on New angle iron frame duly painted with red oxide.

Solder less crimping type Aluminium lugs conforming to IS suitable for cable of following size evenly crimped with high pressure tool & connected to switchgear terminals with brass/ cadmium plated nut bolts in an approved manner. 35/50 Sq.mm.

Providing and erecting XLPE (IS:7098) (I)-88 ISI armoured cable multistrand Aluminium conductor for 1.1 KV. to be laid on wall with necessary clamps or in existing trench / pipe of following size of cables 3 1/2 core 95 Sq.mm (50 Sq. mm 1/2 core)

Providing and, fixing heavy duty flange type brass double compression type cable gland with rubber ring for PVC insulated armoured cable complete without going tails, insulating tape etc for following size of cables. 3 & 1/2 core 35/50 Sq. mm

3 & 1/2 core 70 Sq. mm

3 & 1/2 core 95 Sq. mm

Supplying & erecting earth pit of minimum bore dia.150mm size approved make Earthing Electrode consisting Pipe-in-Pipe Technology as per IS 3043-1987 made of corrosion free hot dipped G.I. Pipes having Outer pipe dia of 50mm having 80-200 Micron galvanising, Inner pipe dia of 25 mm having 200-250 Micron galvanising, connection terminal dia of 12mm with constant ohmic value surrounded by highly conductive compound with high charge dissipation suitable for following type of applications with chamber and heavy duty cover.(approved make OEM has to submit test certificate) & having back filling compound of (B) Inner chemical (CCM Compound)- Resistivity:- 0.2 / meter testing as per IEC 62561-2017, Voltage drop:- < 1 volt at no load & dry form, Sulphar content:- <2%(C) Back fill Compound :- Earthing compound should be capable to retain moisture for long time For Electrical installation up to 11 KV in normal soil. Length of Pipe : 2.00 mtrs. Back filling Compound :1 no. Bag of 25 Kg. Necessary test report must be submitted.

Providing and erecting required size Copper strip for earthing of H.T. OCB/ ACB/ Transformer, LT panel board, Motors etc. using copper clamp.

Making trench in soft soil of suitable width of 90 cms deep for laying cable or locating the fault all over the run and backfilling the same and making the surface as normal ground.

Excavation for foundation up to 1.5M depth including sorting out and stacking of useful materials and disposing off the excavated struff upto 50 Meter lead. (C) Hard Murrum.

Filling in foundation and plinth with rubble soling in layers of 20cm. thickness including watering, ramming and consolidation etc. complete.

Providing and laying cement concrete 1:2:4 (1-Cement : 2-Coarse sand : 4-graded stone aggregates 20mm nominal size) and curing complete excluding cost of form work in (A) Foundation and Plinth

Providing and laying cement concrete work 1:2:4 (1- Cement : 2- Coarse sand : 4- graded stone aggregates 20mm nominal size) and curing complete excluding cost of formwork and reinforcement for reinforced concrete work in (A) Foundations, footings, Base or columns and Mass concrete.

Providing formwork of ordinary timber planking so as to give a rough finish including centering shuttering strutting and propping etc. Height of propping and centering below supporting floor to ceiling not exceeding 4 M. and removal of the same for in situ reinforced concrete and plain concrete work in. (A) Foundations Footings Bases of Columns etc. and Mass concrete

Providing TMT Bar FE 500D reinforcement for R.C.C. work including bending, binding and placing in position complete upto floor two level

20mm thick sand faced cement plaster on walls upto height 10 meters above ground level consisting of 12mm thick backing coat of C.M. 1:3 (1-Cement: 3-Sand) and 8mm thick finishing coat of C.M. 1:1 (1-Cement: 1-Sand) etc. complete.

SKYWAY ENTERPRISE (BID ID -8199)

TECHNO ELECTRICALS (BID ID -8178)

Hindustan Electric Company (BID ID -8197)