| 1 | Material and labour for design ,supply, fabrication, Installation, testing and commissoning Factory made LT panel outdoor type totally enclosed, dust and vermin proof, suitably ventilated, floor mounted, 415 volts, 3 phase and neutral, 50 Hz AC supply system, fully compartmentalized, both side openable, made out of 3.15 mm thick CRCA sheet, protection of enclousure IP-54 as per IS: 2147 of 1962 with pre-treatment and powder coated of approved colour including suitable frame work/support made out of suitable size angle iron/flat iron, front opening type with provision for cable entry, with proper ferrule and cable glands, internal wiring with PVC insulated multi stranded copper conductor FRLS cable of adequate size(minimum 1.5 sqmm), including required civil works/anchoring bolts for fixing, PCC foundation 45cm above ground level etc with and including following complete all as specified | 4.00 | Each |
| 2 | Busbar Chamber:
Electrically grade aluminium shrouded busbar of current density 550 amp including interconnection of all switch gears, fixed on DMC insulators and provisions of extension
(Incoming)
(a) MCCB 04 Pole, 415 V 50Hz 350 Amps adjustbale overload with 36 KA breaking capacity for main supply -01 No.
(b) Ammeter square type (0-400Amp) with inbuilt selector switch and CT s of suitable ratio 01 No
(c) Voltmeter with inbuilt seleCtor switch (0-500) volt - 01 Set
(d) Phase (RYB) indicating LED lamp - 01 set
(e) MCB SP 6 Amps "C" Series for control protection RYB phases (Set of 3) - 01 Set
(Outgoing)
(a) MCCB 04 Pole, 415 V 50Hz 160 Amps adjustbale type with 27/25 KA breaking capacity -02 Nos
(b) MCCB 04 Pole, 415 V 50Hz 100 Amps adjustbale type with 27/25 KA breaking capacity -02 Nos
(c) MCCB 04 Pole, 415 V 50Hz 63 Amps adjustbale type with 27/25 KA breaking capacity -02 Nos (d) MCB 04 Pole 415 volts 40 Amps 02 Nos
Note :-Changeover/MCCB/MCB should be mounted vertically in panel
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| 3 | Material and labour for design ,supply, fabrication, Installation, testing and commissoning Factory made LT panel outdoor type totally enclosed, dust and vermin proof, suitably ventilated, floor mounted, 415 volts, 3 phase and neutral, 50 Hz AC supply system, fully compartmentalized, both side openable, made out of 3.15 mm thick CRCA sheet, protection of enclousure IP-54 as per IS: 2147 of 1962 with pre-treatment and powder coated of approved colour including suitable frame work/support made out of suitable size angle iron/flat iron, front opening type with provision for cable entry, with proper ferrule and cable glands, internal wiring with PVC insulated multi stranded copper conductor FRLS cable of adequate size(minimum 1.5 sqmm), including required civil works/anchoring bolts for fixing, PCC foundation 45cm above ground level etc with and including following complete all as specified | 2.00 | Each |
| 4 | Busbar Chamber:
Electrically grade aluminium shrouded busbar of current density 300 amp including interconnection of all switch gears, fixed on DMC insulators and provisions of extension
(Incoming)
(a) MCCB 04 Pole, 415 V 50Hz 160Amps adjustbale overload with 27/25 KA breaking capacity for main supply -01 No.
(b) Ammeter square type (0-250Amp) with inbuilt selector switch and CT s of suitable ratio 01 No
(c) Voltmeter with inbuilt seleCtor switch (0-500) volt - 01 Set
(d) Phase (RYB) indicating LED lamp - 01 set
(e) MCB SP 6 Amps "C" Series for control protection RYB phases (Set of 3) - 01 Set
(Outgoing)
(a) MCCB 04 Pole, 415 V 50Hz 100 Amps adjustbale type with 27/25 KA breaking capacity -01 No
(b) MCCB 04 Pole, 415 V 50Hz 63 Amps adjustbale type with 27/25 KA breaking capacity -02 Nos (c) MCB 04 Pole 415 volts 40 Amps 02 Nos
Note :-Changeover/MCCB/MCB should be mounted vertically in panel
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| 5 | M& L for Earthing complete with galvanised mild steel plate electrode 600x600x6 mm thick buried directly in ground vertically (earth pit not less than 2.25 m deep below normal ground level) with the top edge of the earth plate electrode at a depth not less than 1.5m below normal ground level and including GI earth strip 32x6 mm bolted (with GI nuts, bolts & check nuts) and riveted to earth plate electrode at one end connected to metallic bodies of HT/LT equipment etc at the other and earth strip encased in and including 40mm bore GI light grade pipe with all fittings from top of earth plate electrode to body of equipment fixed with and including 25x6 mm flat iron clamps bolts, nuts and washers and including providing watering pipe 20mm bore GI Pipe electrode complete all as specified and shown in elctrical plate No 3 of MES SSR Part-I. the scope of work includes necessary excavation and earth work in any type of soil. removal of soil upto 50 metre PCC pit with precast RCC cover, charcoal/salt funnel, CI frame etc complete all as specified & directed.
NOTE:(I) The concrete pit shall be made in PCC 1:2:4 type B-O, using 12.50 mm graded crushed stone aggregate 40mm thick precast cover slab of RCC(1:2:4), type B-1, using 20mm graded crushed stone aggregate with suitable MS handle in lieu of CI cover. Reinforcement in cover shall be of 8mm dia TMT bars @ 150mm c/c both ways.
(ii) Item includes the cost of 7.5 metre GI pipe for protection of earth strip.
(iii) Item includes cost of 7.5 metre earth lead strip
(iv) Earth electrode shall be surrounded by adequate quantity of charcoal dust and salt to a packed thinkness of 15 cm on all sides. | 6.00 | Each |
