PROVISION OF AUTOMATIC POWER FACTOR CORRECTION (APFC) PANEL OF VARIOUS CAPACITY AT CERTAIN LOCATIONS AT AF STN CARNICOBAR

Amount

Supply, Installation, Testing and Commissioning of Auto Power Factor Improvement Capacitor Panel having aggregate of 150 KVAR capacity 6 stage with micro processor based control, factory made indoor type, conforming to IS 8623 & IS 13947, platform mounted suitable for 415 V 3 phase 4 wire, 50 Hz AC supply system , having insulated aluminium bus bar of rating 1000 Amp dust and vermin proof, IP -54 class protection and made of 1.60 mm CRCA MS sheet and 40X40X6 mm thick MS angle iron frame work, powder coated finesh over one coate of red oxide on out side surface and panted in side with two coated of red oxide primer----

and both side opening type with apran for cable entery closing locking arrangement including internal wiring with PVC insulated solid copper conductor FRLS cable IS 694 marked , 1100 volts grade of appropriate size (but not less than 2.5 sqmm) and comprising of the following:- (i) Main Incomming MCCB 630 Amp 35 KA 4 pole - 1 No (ii) Power factor corrector relay 6 Stage Microprocessor based modular type,intelligent APFC relay capable of having self switching ON/OFF to any capacitor suitable to main power factor between 0.95 to 0.99 with digital indication of power factor, preset parameters and having in bult capability of indication and elemination of defective capacitor step.- 01 No

Supply, Installation, Testing and Commissioning of Auto Power Factor Improvement Capacitor Panel having aggregate of 100 KVAR capacity 6 stage with micro processor based control, factory made indoor type, conforming to IS 8623 & IS 13947, platform mounted suitable for 415 V 3 phase 4 wire, 50 Hz AC supply system , having insulated aluminium bus bar of rating 600 Amp dust and vermin proof, IP -54 class protection and made of 1.60 mm CRCA MS sheet and 40X40X6 mm thick MS angle iron frame work, powder coated finesh over one coate of red oxide on out side surface and panted in side with two coated of red oxide primer and both side opening type with apran for cable entery closing locking arrangement including internal wiring with PVC insulated solid copper conductor FRLS cable IS 694 marked , 1100 volts grade of appropriate size (but not less than 2.5 sqmm) and comprising of the following:-

(i) Main Incomming MCCB 160 Amp 35 KA 4 pole - 1 No Power factor corrector relay 6 Stage Microprocessor based modular type, intelligent APFC relay capable of having self switching ON (iii) Power capacitor MPP-H type of under mentioOneFdF ctoa paancyi tcya. pacitor (a) 25 KVAR - 2 Nos (b) 15 KVAR - 2 Nos (c) 10 KVAR - 2 Nos (iv) Power Contactor 125 amp - 2 No (v) Power Contactor 63 amp - 4 No (iv) Power Contactor 32 amp - 2 No (viii) MCCB 125 Amp 10 KA 3 pole - 2 No (ix) MCCB 63 Amp 10 KA 3 pole - 2 No (x) MCCB 32 Amp 10 KA 3 pole - 2 No

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 300 sqmm 3.5 core complete all as specified & directed by Engineer in Charge.

M&L for earthing complete with GI earth plate electrode of size 600mx600mmx6 mm, buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) with top edge of earth plate not less than 1.5 mtr deep below normal ground level, connected to GI earth strip 32x4 mm by by means of bolts, nuts, check nuts and washers of GI or steel and GI earth strip and connected to earthing test point / distribution board/equipments or any other indicated situation all as shown in electrical plate No 3 of SSR Part I (2009) and testing on completion including necessary excavation in any type of soil, returning filling, removing of soil and 1.5 mtr length GI medium grade 20mm dia pipe with funnal and wire mesh,------------

PCC chamber of 1:2:4 type B1 using 20 mm grade stone aggregate, 40 mm thick RCC 1:2:4 type B1 using 20mm graded stone aggregate and reinforced with 8mm dia TMT bars at 150mm c/c on both ways pre cast chamber cover with lifiting handle 16mm dia round bars, Gi pipe medium grade 40 mm dia for earth strip protaction including charcol, common salt complete all as specified and directed. (Note:- GI earth strip above to 7.5 mtr long shall be measured and paid separetly)

Material and labour for Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required of size 32x6mm galvanised iron strip complete all as specified and directed.

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