MISCELLANEOUS REPAIRS TO LT PANELS, AMF PANEL, CAPACITOR PANEL, POLE MAST AND ALLIED WORKS AT ZONE 1B UNDER AGE E/M NO 1 OF GE (U) SECUNDERABAD.

Amount

M & L for dismantling of old LT panel and Supply, installing, testing and commissioning, factory made and tested, CPRI approved LT panel board outdoor type, weather, vermin proof, cubical type, platform mounted, suitable for 415 volts, 3 phase 4 wire 50 Hz AC supply system all as specified and directed, with necessary insulated bus bar arrangement of 4 strips, the panel should be dust proof, IP 54 class protection and made out of 3.15mm thick CRCA mild steel sheet with 50x50x6mm angle iron frame with necessary earth work excavation and PCC foundation, hinged doors, front and rear opening and locking arrangement and duly powder coated on the out side and inside, cable glands and lugs for incoming and out going cable etc, independent chamber to accommodate complete all as specified and directed including following accessories :- INCOMING (a) Bus bar chamber with electrolytic aluminium bus bar suitable for 600 amps capacity for 3 phase and neutral 300 amps (all connection inside the panel shall be through aluminium strip) connected duly supported with FRP insulators including colour code heat shrieked insulating sleeves - Set -1 (b) MCCB 4 pole adjustable thermal and fixed magnetic setting type , 320 Amp, 415 Volts 35 KA – 01 No

M & L for dismantling of old LT panel and Supply, installing, testing and commissioning, factory made and tested, CPRI approved LT panel board outdoor type, weather, vermin proof, cubical type, platform mounted, suitable for 415 volts, 3 phase 4 wire 50 Hz AC supply system all as specified and directed, with necessary insulated bus bar arrangement of 4 strips, the panel should be dust proof, IP 54 class protection and made out of 3.15mm thick CRCA mild steel sheet with 50x50x6mm angle iron frame with necessary earth work excavation and PCC foundation, hinged doors, front and rear opening and locking arrangement and duly powder coated on the out side and inside, cable glands and lugs for incoming and out going cable etc, independent chamber to accommodate complete all as specified and directed including following accessories :-

INCOMING ( a) Bus bar chamber with electrolytic aluminium bus bar suitable for 400 amps capacity for 3 phase and neutral 200 amps (all connection inside the panel shall be through aluminium strip) connected duly supported with FRP insulators including colour code heat shrieked insulating sleeves - Set -1 (b) MCCB 4 pole adjustable thermal and fixed magnetic setting type , 250 Amp, 415 Volts 35 KA – 01 No OUTGOING (a) MCCB 4 Pole adjustable thermal and fixed magnetic setting type 160 Amp 415 volts 35 KA - 03 Nos (b) MCCB 4 Pole adjustable thermal and fixed magnetic setting type 100 Amp 415 volts 35 KA - 02 Nos

M & L for dismantling of old LT panel and Supply, installing, testing and commissioning, factory made and tested, CPRI approved LT panel board outdoor type, weather, vermin proof, cubical type, platform mounted, suitable for 415 volts, 3 phase 4 wire 50 Hz AC supply system all as specified and directed, with necessary insulated bus bar arrangement of 4 strips, the panel should be dust proof, IP 54 class protection and made out of 3.15mm thick CRCA mild steel sheet with 50x50x6mm angle iron frame with necessary earth work excavation and PCC foundation, hinged doors, front and rear opening and locking arrangement and duly powder coated on the out side and inside, cable glands and lugs for incoming and out going cable etc, independent chamber to accommodate complete all as specified and directed including following accessories :- INCOMING (a) Bus bar chamber with electrolytic aluminium bus bar suitable for 300 amps capacity for 3 phase and neutral 150 amps (all connection inside the panel shall be through aluminium strip) connected duly supported with FRP insulators including colour code heat shrieked insulating sleeves - Set -1 (b) MCCB 4 pole adjustable thermal and fixed magnetic setting type , 160 Amp, 415 Volts 36 KA – 01 No

S&F in repairs Weather proof outdoor bus bar chamber made out of 3mm thick MS sheet comprising 4 Nos aluminium strips each of 200Amps, 90cm long duly insulated mounted on insulators with 4 No’s mounting legs made out of 25mm x 25mm x 6mm angle iron grouted in PCC block of size 30cm x 30cm x 90cm (30cm depth below ground level and 60cm above ground level) in cement concrete 1:3:6, type C-2 (using 40mm grade crushed stone aggregate), and connections with suitable size of aluminium thimbles, nuts, bolts & washers, cable glands at entry and outlet points and excavation, earth work, returning filling in and removal of surplus soils including taking out old unserviceable bus bar chamber complete all as specified and directed.

Advance Maintenance Free G.I. SAFE EARTHING Electrode with PIPE of not less than 50 mm outer dia) and two meter length, The electrode should be of galvinised (80 -100 micron) along with earth lead as Galvanised steel strip of size 32 X6 mm 7.5 m . The GI Electrode shall be pre-filled with Cristaline Conductive Material (CCM) . The GI electrode shall be surrounded with 25 kg BackFill compound to provide maximum contact between the electrode and Back Fill Compound. The earting pit cover should be factorty built (size TOP- 10 Inch, Bottom -13 Inch, Height 10.25 Inch ) made of heavy duty Polypropylene complete all as specified and directed.

M&L in repairs dismantling rusted/ defective outdoor LT panels door hinges and supply and fix new door hinges of existing size including cutting, welding and brazing and one coat of sythatic enamel paint(existing) complete all as specified by Engineer-in-charge. Note :- Repair of complete LT panel considerded as one job

Supply and lay in repairs XLPE cable insulated armourd heavy duty electric power cable 1100 volts grade with strandard aluminium conductor of following sizes

3.5 core X 240 sqmm

3.5 core X185 sqmm

3.5 core X120 sqmm

3.5 core X95 sqmm

3.5 core X70 sqmm

3.5 core X50 sqmm

3.5 core X35 sqmm

4 core X25 sqmm

M&L straight through joint for LT cable with necessary jointing materials and ferrule including cutting down the existing unserviceable cable including locating fault for 3.5/4 core 16 to 35 Sqmm of cable all as specified and directed by Engineer-In-Charge.

All as per item No.8 here-in-before but 3.5 core 50 to 95 Sqmm complete all as specified and directed by Engineer-In-Charge.

All as per item No.8 here-in-before but 3.5 core 120 to 185Sqmm complete

Excavation in trenches not exc 1.5m in width and not exc 1.5m in depth and getting out in soft/loose soil from the trenches complete all as directed by Engineer-in-Charge.

Returning/ filling including spreading, leveling, well ramming in layers not exc 25cm in thick complete all as directed by Engineer-in-Charge.

Removal of surplus soil to a distance not exc 50m away and depositing where directed at a level not exceeding 1.5m above the starting point complete all as directed by Engineer-in-Charge.

Supply and spread sand in cable trenches and providing cushioning for the cable complete all as directed by Engineer-in-Charge. Note:- Only punned thickness of 18cm will be measured for the purpose of payment.

Supply and laying un- reinforced precast concrete cable cover ,class LV , type I, flat size 250 mm x 150 mmx 40 mm complete all as directed by Engineer-in-Charge.

Supply & lay Galvanised Iron tubing 50mm bore, light grade in protection of cable at road crossing/hard standing/pole protection fixed with MS clamps of size 40 X 4 mm, nut bolts and washer as per site requirement including taking down old unserviceable pipes complete all as specified and directed.

Supply & lay Galvanised Iron tubing 80mm bore, light grade in protection of cable at road crossing/hard standing/pole protection fixed with MS clamps of size 40 X 4 mm, nut bolts and washer as per site requirement including taking down old unserviceable pipes complete all as specified and directed.

Supply, installation connecting electrically commissioning and testing complete outdoor type, as recommended by manufacturer, Automatic Power Factor Correction(APFC) system 8 stage type intel VAr APFC Panel with heavy duty MPPH capacitors and MCCBs as incomer factory made single unit 440 volts, 50 Hz, 3 phase 100 KVAR (2No X 5 KVAR+ 3No X 10 KVAR+ 3 x 20 KVAR) including taking down old existing one and comprising with following provisions :-

Supply, installation connecting electrically commissioning and testing complete outdoor type, as recommended by manufacturer, Automatic Power Factor Correction(APFC) system 7 stage type intel VAr APFC Panel with heavy duty MPPH capacitors and MCCBs as incomer factory made single unit 440 volts, 50 Hz, 3 phase 70 KVAR (2 No X 5 KVAR+ 3 No X 10 KVAR + 2 No X 15 KVAR) including taking down old existing one and comprising with following provisions :-

Supply, installation connecting electrically commissioning and testing complete outdoor type, as recommended by manufacturer, Automatic Power Factor Correction(APFC) system 7 stage type intel VAr APFC Panel with heavy duty MPPH capacitors and MCCBs as incomer factory made single unit 440 volts, 50 Hz, 3 phase 50 KVAR (4 No X 5 KVAR+ 3 No X 10 KVAR)including taking down old existing one and comprising with following provisions :-

Supply only power factor correction capacitor, 5 KVAR, heavy duty 440 volts 50 Hz complete including taking down old existing capacitor complete all as specified and directed.

All as per item No.22 here-in-before but 10 KVAR Capacitor.

All as per item No 22 here-in-before but 15 KVAR Capacitor.

All as per item No 22 here-in-before but 20 KVAR Capacitor.

All as per item No 22 here-in-before but 25 KVAR Capacitor. Make for item No 22 to 26- L&T CAT No LTCCN or equivalent make as approved by GE.

Supply only APFC relay eta CON M series with auto-set function 5 stage, Model etaCON M5 including taking down old existing relay complete all as specified and directed. Make:- L&T Cat Part No ETACONM005R or equivalent make as approved by GE.

All as per item No 27 here-in-before but APFC relay with auto-set function 8 stage, Model etaSmart including taking down old existing relay complete all as specified and directed. Make:- L&T Cat Part No CS90902OOOO or equivalent make as approved by GE.

Supply only in repairs, capacitor duty contactor, type MOC built in auxillary contact blocks, 8.5 KVAR, 415 volts, 3 phase, 50 Hz, type MO C8.5 complete all as specified and directed.

All as per item No 29 here-in-before but capacitor duty contactor, type MO C12.5.

All as per item No 29 here-in-before but capacitor duty contactor, type MO C15.

M & L for painting the existing LT Ring mast steel poles of 9.0 Mtr long and above including Top Ring or bracket clamps,pole mast junction boxes etc with 2 coats of aluminium paint over a coat of red oxide primer including throughly cleaning the existing surface, painting the poles with healp of hydralic crane or anyin safe conditions complete all as specified and directed.

Srinivash Engineers

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Mavee Syndicate

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