REPAIRS / REPLACEMENT OF UNSV UG CABLE, MCCB, CHANGEOVER SWITCHES ETC IN PTC (K) UNDER GE NAVY CHENNAI

Amount

Excavation in trenches not exceeding 1.5 mtrs wide and not exceeding 1.5 mtr deep in hard /dense soil for laying underground cables, laying pipes etc. complete all as specified and directed.

Returning filling in including spreading levelling watering and well ramming in layres not exceeding 25 cm thick in hard/ dense soil complete all as specified and directed.

Removing surplus soil to a distance not exceeding 50 m and depositing at a level not exceeding 1.5m above the starting point all as specified and directed.

Supply and fixing High density poythelyne (HDPE) pipes of pressure rating 6kgf/ sq/ m of size 50 mm for cable protection laid in trenches complete all as specified and directed

Supply and fixing High density poythelyne (HDPE) pipes of pressure rating 6kgf/ sq/ m of size 65 mm for cable protection laid in trenches complete all as specified and directed

Taking up or down steel tubing size 40 or 50 and connections,including cleaning for re fixing or taking into credit complete all as specified and as directed by the Engineer-in-Charge complete.

Taking up or down steel tubing size 25 or 32 and connections,including cleaning for re fixing or taking into credit complete all as specified and as directed by the Engineer-in-Charge complete.

Supply and lay in trenches, fixed to wall / pole/ tray including connecting cable with cable termination end sockets into terminal switches etc UG cable XLPE insulated armoured heavy duty electric UG cable with aluminum conductor 1100 volts grade of cross sectional area of following size all as specified and as directed.(Make : Finolex/Plaza/Havells/NICCO)

(a) 3 Core 16 Sqmm

(b 4 core 16 Sqmm

(c)3.5 Core 25 Sqmm

(d)3.5 Core 50 Sqmm

(e)3.5 Core 70 Sqmm

(f)3.5 Core 95 Sqmm

Disconnecting taking out from trenches / pole out lived LT UG cable of size as mentioned under Item No.10 to 15 above.and taking old unserviceable LT UG into credit complete all as specified and as directed by the Engineer-in-Charge complete.Note : Excavation and earth work will be measured and paid separately.

Repair/Replacement of UG Cable Gland size 1/2 Inch (12mm)

Repair/Replacement of UG Cable Gland size 3/4 Inch (18mm)

Repair/Replacement of UG Cable Gland size 1 Inch (25mm)

Repair/Replacement of UG Cable Gland size 1 1/2 Inch (38mm)

Repair/Replacement of UG Cable leg size 2.5mm to 6mm

M/L for Cable route indicator CI disc of size 100mm diax3mm thick marked as "MES LT Cable" or "MES HT Cable" including angle iron pedestal and grouting complete

Earthing complete with galvanised steel earth plate electrode 60×60cm.× 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to galvanised iron earth strip size 25 x 4 mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion.

Supply and fix in repair MCCB four pole 415 volts, 50 Hz, 25 to 100 amps, with rupturing capacity 16 KA complete all as specified and as directed including taking down old unserviceable MCCB for taking into credit complete all as specified and as directed by the Engineer-in-Charge . .(Make : Havells/ABB/Standard/Legrand)

Supply and fix in repair MCCB four pole 415 volts 50 Hz , 160 amps, with rupturing capacity 36 KA complete all as specified and as directed including taking down old unserviceable MCCB for taking into credit complete all as specified and as directed by the Engineer-in-Charge . .(Make : Havells/ABB/Standard/Legrand)

Supply and fix in repair MCCB four pole 415 volts, 50 Hz , 250 amps, with rupturing capacity 36 KA complete all as specified and as directed including taking down old unserviceable MCCB for taking into credit complete all as specified and as directed by the Engineer-in-Charge . .(Make : Havells/ABB/Standard/Legrand)

Supply and fix in repai RCBO 4 Pole,100mA, 415 volts 63 Amps with Front face indication for earth leakage fault IP 20 protected terminals 35 sq mm terminals Sliding shutters. Complete all as specified and as directed by Engr-in-charge.Make:- Legrand Cat Part No 4113 35. or equalent Havells/L&T/C&S.

Supply and fix in repair of ON load change over switch having current rating 200 Amps, 415 volts, 50 Hz, 4 pole with steel sheet encls conforming to IS :13947 (part-3), IEC : 60947-3, complete all as specified and directed.

Supply and fix in repair Hot Press Moulded SMC boxes size 195 X135 X90 mm internal size with hinged door(L) with one No MCB SP 6 Amps, connector 4 way 16 Amps including fixing clamps, nut bolts etc complete as street light terminal boxes

S&F Terminal strip RYB 4 way Flat or ribbon cable Nut & bolt connector Suitable 4 core 10 sqmm cable. complete all as specified and as directed

Supply and fix in repair SP 63 amp rating 240V, 10KA 'C' curve miniature circuit breaker (MCB) of following poles and current carrying capacity in the MCB DB complete with connection testing and commissioning

Supply and fix in repair amp rating 240V, 10KA 'C' curve miniature circuit breaker (MCB) of following poles and current carrying capacity in the MCB DB complete with connection testing and commissioning

(i) SP 6 to 32 Amp

Supply and fix in repair 415V 10KA 'C' curve miniature circuit breaker (MCB) of following poles and current carrying capacity in the DB complete with connection testing and commissioning

(i) TPN 40 to 100 Amp

Supply and Fix in repair Cable with copper conductor PVC round sheathed (flexible) industrial cable 2.5 sqmm

M&L for painting the Panel boards/DB Boxes/covers/DG Set/Accoustic Enclosures as required at site after scraping out completely the old paint with one coat of redoxide primer and two coats of synthetic enammel paint including carrying out minor welding works if reqired as directed by the Engineer in charge NOTE:Colour of paint shall be decided by the Engineer-in-charge.

S VENKATESAN (BID ID -3452772)

Veera Electrical (BID ID -3446754)

MONA GENERATOR SEVICES PVT. LTD. (BID ID -3446832)