Shifting of electric Panels from Mechanical building to Generator room with laying of Distribution Cables at Government Polytechnic, Daman. (5th call) (E-47356).

Amount

Electrical work.

Approved make Three Phase & Neutral LT Heavy Duty Switch Disconnector Fuse Unit Cubical type for panel mounting complete with operating mechanism suitable to operate on 415V A.C. 23A duty With HRC fuses of suitable load confirming to I.S. 13947 (Part I & III). Of following capacities. (e) 250 Amp Cat. III

(h) 630 Amp Cat. III

Approved make standard Draw out type 3 Pole Air circuit breaker. Having following KA braking capacity with ICU=ICS=ICW (1 sec), with following type of relay and accessories. (1) Manual Draw out type (MDO) with following type of relay system. (A) Equipped with DN-1 magneto thermal release, CTs & 6NO + 6NC auxiliary contacts & secondary isolating contacts of following current ratings. (i) 800 Amp. 50 kA Cat. III

Approved make Iron Clad or metal clad four pole change over switch 415V. Confirming to I.S.S. of following capacity. (C) 630 A Cat. III

Supplying and erecting triple pole & neutral 440V / 500V panel mounting Copper Busbars with four equal Nos. of electrolyte bus having current density not more than 1.6 Amp. / sq.mm (rated current / cross section area) duly wrapped with colour insulating tape for phase sequence of following current carrying capacity, erected with necessary bus bar supports / insulators, main cable socket to each bar, erected in existing cubical panel with necessary connections.(E) Suitable for 630 Amp. capacity

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

Supplying & erecting earth pit of minimum bore dia. 150mm size, approved make Safe Earthing Electrode consisting Pipe-in-pipe Technology as per IS 3043-1987 made of corrosion free G.I. Pipe having Outer pipe dia of 50mm having 80-200 Micron galvanizing, Inner pipe dia of 25mm having 200-250 Micron galvanizing, connection terminal dia of 12mm with constant ohmic value surrounded by highly conductive compound with high charge dissipation suitable for following type of applications.(a) For electrical installation up to 440 V in normal soil Length of pip: 1 Mtr. Back filling compound – 1 Nos. Bag of 15 Kg.

Providing & erecting weather proof, dust & vermin proof. floor mounted front operated indoor type cubical panel board having IP 64 protection made from 14 SWG thick CRC M.S. sheet for outer body & doors, 16 SWG thick CRC M.S. sheet for internal partitions with necessary supporting angles, flats including cutting, bending, drilling, welding, riveting with internal partitions & cable alley as per requirements & instruction of engineer – in charge with erection of supplied switch gears, busbars, with suitable size of inter connecting PVC copper wire / copper – aluminum strips, rubber grommets, rib, bakelite control fuses for measuring instruments, earth bus & earth bolts, foundation flange – bolts – base Plates, sufficient nos. of hinged doors, handles with locking arrangement and rubber gasket complete. The Panel shall be painted with epoxy powder coating. (The rates excludes the cost of switchgears, bus bars, inter connecting mains & Copper Aluminium strips, meters, Fuses etc. The dimension shall be measured excluding base beams) The panel shall be supplied with following approved manufactures with following size. (A) The standard companies switch gear shall be used and only manufacturers at CPRI approved factory and shall be certified by that company whose switch gears are used after fabrication for beneficial use. (iii) With 750mm. Depth.

Providing and erecting XLPE (IS: 7089) (I) -88 ISI armoured cable multistrand Aluminium conductor for 1.1 KV. to be laid on wall with necessary clamps or in existing cable trench / pipe of following size of cables. (E) 3 ½ core 120 Sq.mm(70 Sq.mm ½ core)

(I) 3½ core 300 Sq.mm(150 Sq.mm ½ core)

Marking trench in soft soil of suitable width of 90 cms. Deep for laying cable or locating the fault all over the run and back filling the same and making the surface as normal ground.

Marking trench in Hard murrum / Tar Road of suitable width of 90 cms. Or required depth for laying and size of cable or locating the fault all over the run and back filling the same and making the surface as normal ground.

(A) Add if additional machineries like hammer driller or JCB use (Add)

Solderless crimping type Aluminium lugs confirming 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. (H) 120 Sq. mm.

(K) 225 Sq. mm.

(L) 300 Sq. mm.

Supplying following size of Light duty “A” Class G.I. Pipe & erecting as directed by Engineer – in – charge. (D) 100 mm. dia.

Providing & laying approved make Double walled corrugated pipes (DWC) of polyethylene (conforming to IS 14930 II) with necessary connecting accessories of same material at required depth for laying of cable. Below ground / road surface for enclosing cable and backfilling the same to make ground as per original. (C) 120 mm. dia.

Fabricating the box type item made from M.S. Sheet with A.I. supports wings doors, handles other hardware materials as per required design finishing with three tank powder coating processed painted erected as directed including minor civil work.

Accurate Instruments and electricals

Phoenix Enterprises