CA NO GE(U)/CHM-52/2025-26 SPECIAL REPAIR TO DISTRIBUTION LT PANELS AND CONNECTED ITEM OF WORKS FOR MD ACCN (SECTOR D-II MAP ACCN) AT CHANDIMANDIR MILITARY STATION

Amount

Excavation in trenches for foundations, laying / taking out of cables, erecting of poles etc, in any type of soil, not exceeding 1.5 mtr in depth and not exceeding 1.5 mtr in width and getting out, complete all as specified and as directed.

Returning, filling in soils, in trenches including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick complete all as specified and as directed.

Removing excavated soils to a distance not exceeding 50 metres and depositing where directed at a level not exceeding 1.50 metre above the starting point complete all as specified and as directed.

Supply and laying as in replacement 50mm outer dia, double walled, corrugated HDPE duct pipe conforming to IS- 14930 Pt-II with antirodent and non flame propogating properties of approved colour complete with fittings for cable protection complete all as specified and as directed.

Supply and laying as in replacement 100mm outer dia, double walled, corrugated HDPE duct pipe conforming to IS- 14930 Pt-II with antirodent and non flame propogating properties of approved colour complete with fittings for cable protection complete all as specified and as directed.

M&L Cement concrete 1:2:4 type B-1 using 20mm graded crushed stone aggregate for foundations, mass and for repairing to paths/ road & hardstanding etc. including necessary cutting of roads/ paths for passing of pipes and making good the disturbed portion complete all as specified and directed by Engineer – in - Charge.

M&L as in replacement of Power Cables, Aluminium Stranded Conductor 240 sqmm, 3.5 core, XLPE Insulated, Cores laid up, PVC Inner sheathed, Armoured with galvanized wire or galvanized steel strip, overall PVC Sheathed, 1100V Grade as per IS 7098 (Part 1) complete laid in trenches / floors / ducts/ fixed to poles / walls / drawn through pipes etc including provn of lugs, glands, nuts, bolts & washers etc for connecting in LT feeder pillar box / transformer bushings/LT OH Line and testing on completion including taking down old unserviceable cable complete all as specified and directed by Engineer-in-Charge.

M&L as in replacement of Power Cables, Aluminium Stranded Conductor 185 sqmm, 3.5 core, XLPE Insulated, Cores laid up, PVC Inner sheathed, Armoured with galvanized wire or galvanized steel strip, overall PVC Sheathed, 1100V Grade as per IS 7098 (Part 1) complete laid in trenches / floors / ducts/ fixed to poles / walls / drawn through pipes etc including provn of lugs, glands, nuts, bolts & washers etc for connecting in LT feeder pillar box / transformer bushings/LT OH Line and testing on completion including taking down old unserviceable cable complete all as specified and directed by Engineer-in-Charge.

M&L as in replacement of Power Cables, Aluminium Stranded Conductor 150 sqmm, 3.5 core, XLPE Insulated, Cores laid up, PVC Inner sheathed, Armoured with galvanized wire or galvanized steel strip, overall PVC Sheathed, 1100V Grade as per IS 7098 (Part 1) complete laid in trenches / floors / ducts/ fixed to poles / walls / drawn through pipes etc including provn of lugs, glands, nuts, bolts & washers etc for connecting in LT feeder pillar box / transformer bushings/LT OH Line and testing on completion including taking down old unserviceable cable complete all as specified and directed by Engineer-in-Charge.

M&L as in replacement of Power Cables, Aluminium Stranded Conductor 95 sqmm, 3.5 core, XLPE Insulated, Cores laid up, PVC Inner sheathed, Armoured with galvanized wire or galvanized steel strip, overall PVC Sheathed, 1100V Grade as per IS 7098 (Part 1) complete laid in trenches / floors / ducts/ fixed to poles / walls / drawn through pipes etc including provn of lugs, glands, nuts, bolts & washers etc for connecting in LT feeder pillar box / transformer bushings/LT OH Line and testing on completion including taking down old unserviceable cable complete all as specified and directed by Engineer-in-Charge.

M&L as in replacement of Power Cables, Aluminium Stranded Conductor 50 sqmm, 3.5 core, XLPE Insulated, Cores laid up, PVC Inner sheathed, Armoured with galvanized wire or galvanized steel strip, overall PVC Sheathed, 1100V Grade as per IS 7098 (Part 1) complete laid in trenches / floors / ducts/ fixed to poles / walls / drawn through pipes etc including provn of lugs, glands, nuts, bolts & washers etc for connecting in LT feeder pillar box / transformer bushings/LT OH Line and testing on completion including taking down old unserviceable cable complete all as specified and directed by Engineer-in-Charge.

M&L as in replacement of Power Cables, Aluminium Stranded Conductor 35 sqmm, 3.5 core, XLPE Insulated, Cores laid up, PVC Inner sheathed, Armoured with galvanized wire or galvanized steel strip, overall PVC Sheathed, 1100V Grade as per IS 7098 (Part 1) complete laid in trenches / floors / ducts/ fixed to poles / walls / drawn through pipes etc including provn of lugs, glands, nuts, bolts & washers etc for connecting in LT feeder pillar box / transformer bushings/LT OH Line and testing on completion including taking down old unserviceable cable complete all as specified and directed by Engineer-in-Charge.

M&L as in replacement of Power Cables, Aluminium Stranded Conductor 25 sqmm, 4 core, XLPE Insulated, Cores laid up, PVC Inner sheathed, Armoured with galvanized wire or galvanized steel strip, overall PVC Sheathed, 1100V Grade as per IS 7098 (Part 1) complete laid in trenches / floors / ducts/ fixed to poles / walls / drawn through pipes etc including provn of lugs, glands, nuts, bolts & washers etc for connecting in LT feeder pillar box / transformer bushings/LT OH Line and testing on completion including taking down old unserviceable cable complete all as specified and directed by Engineer-in-Charge. Note for item 07 to 13 above: (i) Excavation, earth work and provision of cable covers / protection pipe etc shall be measured and paid separately under relevant items of BOQ.

Supply and laying as in replacement 50 mm bore tube "light grade" galvanised iron pipe laid in trenches or fixed along poles with mild steel clamps or protection to GI earth strip/cable, complete all as specified and directed by Engr-in- Charge.

Supply and laying as in replacement 80 mm bore tube "light grade" galvanised iron pipe laid in trenches or fixed along poles with mild steel clamps or protection to GI earth strip/cable, complete all as specified and directed by Engr-in- Charge.

M&L for earthing complete with galvanized iron earth plate electrode 600mm x 600mm x 6 mm thick buried directly in ground (earth pit not less than 2.25 meters deep below ground level) with top edge of the plate not less than 1.5 meters below normal ground level connecting to GI strip 32x6 mm as earthing lead by means of bolts, nuts, check nuts and washers of galvanized iron or steel and earth wire protected by 50mm dia GI pipe medium grade and connected to pole structure/ panel board/earthing test point all as shown in electrical plate No. 3 of SSR Part-I(2009) and testing on completion complete all as specified and directed. Note :- The unit rate quoted shall also include for excavation, earth work in any type of soil, plain cement concrete 1:3:6 mix, Type C1 pit, 40mm thick RCC 1:2:4 mix type B1 cover reinforced with 8mm dia TMT bras @ 150mm C/C both ways, GI funnel with watering pipe, wire mesh, protection pipe, earth strip up to 7.50m long complete in addition to item No. 1(a) to (e) of preamble (Notes) under sub heading earthing, specified in SSR Part II.

Design, fabricate, supply, installation, testing and commissioning in replacement of outdoor type dust proof & vermin proof cubicle panel board compartmentalized with seperate bus and cable alley chambers suitable for 3 phase, 4 wire, 415 Volts, 50 Hz, AC supply system as per latest IS / IEC standards & regulations, factory fabricated in an approved factory (Manufacturer possessing CPRI test report for equivalent ratings) having modern fabrication facilities, made out of CRCA sheet steel of 3mm thick for outer shell and 2mm thick for inner shell with front and rear openable double leaf doors with two point locking arrangement i.e. locking system with handle up & down arrangement & pad-locking facility. Complete panel board shall be applied with powder coat painting of approved shade duly pretreated with seven tank process and suitable packing material for IP-54 degree of protection and including provision of 50mmx50mmx6mm angle iron base frame and legs of suitable size for mounting the panel board with a minimum ground clearance of 450mm above GL to the bottom of panel including PCC foundation with PCC 1:3:6, type C2 using 40mm graded stone aggregate with the following:-

Detachable gland plates including double compression stainless steel cable glands of suitable size shall be provided for all incoming and outgoing cables. Steel plate Danger Notice Boards(02 Nos) LT 415/440 Volts, and manufacturer's name plate shall be riveted on external doors of feeder pillar box. The size of panel board shall not be less than 1300mm x 1100mm x 450mm (outer dimensions) for accommodating and including provision of following switchgear, control gear and accessories including internal wiring using copper flexibles and lugs of suitable grade/capacity including taking down old unserviceable LT Panel complete all as specified and directed:-

(i) Bus bar: TPN Aluminium bus bar of rating suitable rating provided with heat shrinkable coloured PVC sleeve insulation mounted on insulators for main bus bar and from main bus bar to outgoing MCCBs and outgoing MCCBs up to cable termination etc complete. (The rating of main bus bar shall be 1.5 times of ampere rating of incomer and outgoing bus bar rating shall be 1.5 times of ampere rating of each outgoing MCCB.) and Continuous earth bus with GI strip of suitable size capable for carrying full short circuit current for 1 sec shall be provided at bottom of the panel.

(iii) Outgoing:- (a) MCCB 160 Amps, 4 Pole, 36 KA (Ics=100%Icu), 415 Volts, 50 Hz, with microprocess based protection release, Adjustable Overload, Short - circuit, Ground fault (4 Pole) & Fixed Instantanous Neutral Protection (4 Pole), confirming to IEC-60947/IS- 13947/ Part-II/1993 (Latest Version) complete with in built display to view the breaker last trip data for faster fault diagnosis and switchable thermal memory and inbuilt communication port for periodic health checkup diagnosis through software - 10 Nos

Design, fabricate, supply, installation, testing and commissioning in replacement of outdoor type dust proof & vermin proof cubicle panel board compartmentalized with seperate bus and cable alley chambers suitable for 3 phase, 4 wire, 415 Volts, 50 Hz, AC supply system as per latest IS / IEC standards & regulations, factory fabricated in an approved factory (Manufacturer possessing CPRI test report for equivalent ratings) having modern fabrication facilities, made out of CRCA sheet steel of 3mm thick for outer shell and 2mm thick for inner shell with front and rear openable double leaf doors with two point locking arrangement i.e. locking system with handle up & down arrangement & pad-locking facility. Complete panel board shall be applied with powder coat painting of approved shade duly pretreated with seven tank process and suitable packing material for IP-54 degree of protection and including provision of 50mmx50mmx6mm angle iron base frame with legs of suitable size for mounting the panel board with a minimum ground clearance of 450mm above GL to the bottom of panel including PCC foundation with PCC 1:3:6, type C2 using 40mm graded stone aggregate with following:-

Detachable gland plates including double compression stainless steel cable glands of suitable size shall be provided for all incoming and outgoing cables. Steel plate Danger Notice Boards(02 Nos) LT 415/440 Volts, and manufacturer's name plate shall be riveted on external doors of feeder pillar box. The size of panel board shall not be less than 1300mm x 1100mm x 450mm (outer dimensions) for accommodating and including provision of following switchgear, control gear and accessories including internal wiring using copper flexibles and lugs of suitable grade/capacity including taking down old unserviceable LT Panel complete all as specified and directed:-

(i) Bus bar: TPN Aluminium bus bar of rating suitable rating provided with heat shrinkable coloured PVC sleeve insulation mounted on insulators for main bus bar and from main bus bar to outgoing MCCBs and outgoing MCCBs up to cable termination etc complete. (The rating of main bus bar shall be 1.5 times of ampere rating of incomer and outgoing bus bar rating shall be 1.5 times of ampere rating of each outgoing MCCB.) and Continuous earth bus with GI strip of suitable size capable for carrying full short circuit current for 1 sec shall be provided at bottom of the panel.

(iii) Outgoing:- (a) MCCB 160 Amps, 4 Pole, 36 KA (Ics=100%Icu), 415 Volts, 50 Hz, with microprocess based protection release, Adjustable Overload, Short - circuit, Ground fault (4 Pole) & Fixed Instantanous Neutral Protection (4 Pole), confirming to IEC-60947/IS- 13947/ Part-II/1993 (Latest Version) complete with in built display to view the breaker last trip data for faster fault diagnosis and switchable thermal memory and inbuilt communication port for periodic health checkup diagnosis through software - 08 Nos

Design, fabricate, supply, installation, testing and commissioning in replacement of outdoor type dust proof & vermin proof cubicle panel board compartmentalized with seperate bus and cable alley chambers suitable for 3 phase, 4 wire, 415 Volts, 50 Hz, AC supply system as per latest IS / IEC standards & regulations, factory fabricated in an approved factory (Manufacturer possessing CPRI test report for equivalent ratings) having modern fabrication facilities, made out of CRCA sheet steel of 3mm thick for outer shell and 2mm thick for inner shell with front and rear openable double leaf doors with two point locking arrangement i.e. locking system with handle up & down arrangement & pad-locking facility. Complete panel board shall be applied with powder coat painting of approved shade duly pretreated with seven tank process and suitable packing material for IP-54 degree of protection and including provision of 50mmx50mmx6mm angle iron base frame with legs of suitable size for mounting the panel board with a minimum ground clearance of 450mm above GL to the bottom of panel including PCC foundation with PCC 1:3:6, type C2 using 40mm graded stone aggregate with following:-.

Detachable gland plates including double compression stainless steel cable glands of suitable size shall be provided for all incoming and outgoing cables. Steel plate Danger Notice Boards(02 Nos) LT 415/440 Volts, and manufacturer's name plate shall be riveted on external doors of feeder pillar box. The size of panel board shall not be less than 1300mm x 1100mm x 450mm (outer dimensions) for accommodating and including provision of following switchgear, control gear and accessories including internal wiring using copper flexibles and lugs of suitable grade/capacity including taking down old unserviceable LT Panel complete all as specified and directed:-

(i) Bus bar: TPN Aluminium bus bar of rating suitable rating provided with heat shrinkable coloured PVC sleeve insulation mounted on insulators for main bus bar and from main bus bar to outgoing MCCBs and outgoing MCCBs up to cable termination etc complete. (The rating of main bus bar shall be 1.5 times of ampere rating of incomer and outgoing bus bar rating shall be 1.5 times of ampere rating of each outgoing MCCB.) and Continuous earth bus with GI strip of suitable size capable for carrying full short circuit current for 1 sec shall be provided at bottom of the panel.

(iii) Outgoing:- (a) MCCB 160 Amps, 4 Pole, 36 KA (Ics=100%Icu), 415 Volts, 50 Hz, with microprocess based protection release, Adjustable Overload, Short - circuit, Ground fault (4 Pole) & Fixed Instantanous Neutral Protection (4 Pole), confirming to IEC-60947/IS- 13947/ Part-II/1993 (Latest Version) complete with in built display to view the breaker last trip data for faster fault diagnosis and switchable thermal memory and inbuilt communication port for periodic health checkup diagnosis through software - 06 Nos

Design, fabricate, supply, installation, testing and commissioning in replacement of outdoor type dust proof & vermin proof cubicle panel board compartmentalized with seperate bus and cable alley chambers suitable for 3 phase, 4 wire, 415 Volts, 50 Hz, AC supply system as per latest IS / IEC standards & regulations, factory fabricated in an approved factory (Manufacturer possessing CPRI test report for equivalent ratings) having modern fabrication facilities, made out of CRCA sheet steel of 3mm thick for outer shell and 2mm thick for inner shell with front and rear openable double leaf doors with two point locking arrangement i.e. locking system with handle up & down arrangement & pad-locking facility. Complete panel board shall be applied with powder coat painting of approved shade duly pretreated with seven tank process and suitable packing material for IP-54 degree of protection and including provision of 50mmx50mmx6mm angle iron base frame and legs of suitable size for mounting the panel board with a minimum ground clearance of 450mm above GL to the bottom of panel including PCC foundation with PCC 1:3:6, type C2 using 40mm graded stone aggregate with following:-

Detachable gland plates including double compression stainless steel cable glands of suitable size shall be provided for all incoming and outgoing cables. Steel plate Danger Notice Boards(02 Nos) LT 415/440 Volts, and manufacturer's name plate shall be riveted on external doors of feeder pillar box. The size of panel board shall not be less than 1100mm x 1000mm x 450mm (outer dimensions) for accommodating and including provision of following switchgear, control gear and accessories including internal wiring using copper flexibles and lugs of suitable grade/capacity including taking down old unserviceable LT Panel complete all as specified and directed:-

(i) Bus bar: TPN Aluminium bus bar of rating suitable rating provided with heat shrinkable coloured PVC sleeve insulation mounted on insulators for main bus bar and from main bus bar to outgoing MCCBs and outgoing MCCBs up to cable termination etc complete. (The rating of main bus bar shall be 1.5 times of ampere rating of incomer and outgoing bus bar rating shall be 1.5 times of ampere rating of each outgoing MCCB.) and Continuous earth bus with GI strip of suitable size capable for carrying full short circuit current for 1 sec shall be provided at bottom of the panel.

(iii) Outgoing:- (a) MCCB 160 Amps, 4 Pole, 36 KA (Ics=100%Icu), 415 Volts, 50 Hz, with microprocess based protection release, Adjustable Overload, Short - circuit, Ground fault (4 Pole) & Fixed Instantanous Neutral Protection (4 Pole), confirming to IEC-60947/IS- 13947/ Part-II/1993 (Latest Version) complete with in built display to view the breaker last trip data for faster fault diagnosis and switchable thermal memory and inbuilt communication port for periodic health checkup diagnosis through software - 04 Nos

Note for item No 17 to 20: (i) Factory made name plates with feeder names / Bldg Nos shall be fixed on relevant incomer / outgoing MCCB doors. (ii) The Contractor shall submit set of all drawings of the L.T. Pillar Boxes and its components in duplicate and get the same approved from GE before commencement of production. The contractor shall furnish all details and clarifications required if any for scrutiny and evaluation. Manufacture of material to be supplied shall be done strictly as per approved drawing. However, approval of drawing shall not absolve the contractor/supplier of his liability for ensuring correctness according to applicable standards & regulations.

Vasudeva Trading Co. (BID ID -3487020)

R D Bansal (BID ID -3486908)