GE(U)/CHM-32/2022-23 REPAIR /MAINT OF APFC PANELS MCCBs EARTHING AND OTHER CONNECTED WORKS UNDER GE (U) CHANDIMANDIR

Amount

Disconnecting and taking out old damaged/defective LT cable from trenches or taking down from poles or taking out from pipes below or above ground level, cable aluminium conductor 1100 volts grade size 70 sqmm 3.5 core complete all as specified and directed by Engr in Charge.

All as per item No 1 above but of size 95 sqmm 3.5 core complete all as specified and directed by Engr-in-Charge.

All as per item No 1 above but of size 120 sqmm 3.5 core complete all as specified and directed by Engr-in-Charge.

All as per item No 1 above but of size 185 sqmm 3.5 core complete all as specified and directed by Engr-in-Charge.

All as per item No 1 above but of size 240 sqmm 3.5 core complete all as specified and directed by Engr-in-Charge.

All as per item No 1 above but of size 300 sqmm 3.5 core complete all as specified and directed by Engr-in-Charge.

All as per item No 1 above but of size 400 sqmm 3.5 core complete all as specified and directed by Engr-in-Charge.

Supplying, laying , jointing and testing LT underground electric cable XLPE insulated, PVC sheathed armoured heavy duty 1100 volts grade multi stranded aluminium conductor of size 70 Sqmm 3.5 core laid in trenches / ducts or passing through under road or fixed to poles or walls alongwith new aluminium lugs complete all as specifed and as directed by Engr in Charge.

All as per item No 8 above but of size 95 sqmm 3.5 core complete all as specified and directed by Engr-in-Charge.

All as per item No 8 above but of size 120 sqmm 3.5 core complete all as specified and directed by Engr-in-Charge.

All as per item No 8 above but of size 185 sqmm 3.5 core complete all as specified and directed by Engr-in-Charge.

All as per item No 8 above but of size 240 sqmm 3.5 core complete all as specified and directed by Engr-in-Charge.

All as per item No 8 above but of size 300 sqmm 3.5 core complete all as specified and directed by Engr-in-Charge.

All as per item No 8 above but of size 400 sqmm 3.5 core complete all as specified and directed by Engr-in-Charge.

Taking down old APFC panel and Supply, installation, testing and commissioning of 175 kVAr new APFC panel totally enclosed, fabricated from CRCA sheet, fixed feeder type, dust and vermin proof, free standing , floor mounting type . The enclosure shall be pre treated as per 9 tank process and finished with powder coating of shade RAL 7032. The panel shall be factory OEM or authorised TTA franchies. The panel should be as per IEC 61439 & IEC 61921, rated system voltage 440 volt, short circuit rating more than 35 KA, altitude 1000 m, ambient temperature -5 degree C to 45 degree C, power supply 3 phase 4 line , relay current input signal 5A from CT online. The load bearing structure is made of 2 mm sheet steel and the front door and partition are made of 1.6 mm thickness IP 42. The capacitor element used in unit shall be metallized polypropylene film having low loss dielectric impregnated with such impregnant, which shall have high dielectric constant , low viscosity and high chemical stability. The operating temp of capacitor shall be 65 degree centigrade. The capacitor shall have maximum operating loss of 0.45 W/ KVAR. The capacitors shal have miximum 250 % overload current carrying capacity or rated current. The maximum inrush current carrying capacity of capacitor bank shall be 350 times of capacitors bank rated current. The maximum switching life of capacitor banks shall be 1500 switching/ years complete with internal wiring of panel with coding system all as specified and directed by Engr-in- charge and comprising of following accessories:-

Taking down old unserviceable MCCB any size/capacity up to 400 amps complete all as specified and directed at site by Engr-in-charge.

Supplying and fixing MCCB four pole 400 amps 415 volt, 50 Hz breaking capacity not less than 36 KA with thermal magnetic release, adjustable thermal and adjustable magnetic setting with spreader links Ics=100 % of Icu complete all specified and directed by Engr-in-Charge.

Supplying and fixing MCCB four pole 320 amps 415 volts, 50 Hz breaking capacity not less than 36 KA with thermal magnetic release, adjustable thermal and adjustable magnetic setting with spreader links Ics=100 % of Icu complete all specified and directed by Engr-in-Charge.

Supplying and fixing MCCB four pole 250 amps 415 volts, 50 Hz breaking capacity not less than 36 KA with thermal magnetic release, adjustable thermal and adjustable magnetic setting with spreader links Ics=100 % of Icu complete all specified and directed by Engr-in-Charge.

Supplying and fixing MCCB four pole 200 amps 415 volts , 50 Hz breaking capacity not less than 25 KA with thermal magnetic release, adjustable thermal and adjustable magnetic setting with spreader links Ics=100 % of Icu complete all specified and directed by Engr-in-Charge.

Supplying and fixing MCCB four pole 160 amps 415 volts, 50 Hz breaking capacity not less than 25 KA with thermal magnetic release, adjustable thermal and adjustable magnetic setting with spreader links Ics=100 % of Icu complete all specified and directed by Engr-in-Charge.

Supplying and fixing MCCB four pole 125 amps 415 volts, 50 Hz breaking capacity not less than 25 KA with thermal magnetic release, adjustable thermal and adjustable magnetic setting with spreader links Ics=100 % of Icu complete all specified and directed by Engr-in-Charge.

Supplying and fixing MCCB four pole 100 amps 415 volts, 50 Hz breaking capacity not less than 25 KA with thermal magnetic release, adjustable thermal and adjustable magnetic setting with spreader links Ics=100 % of Icu complete all specified and directed by Engr-in-Charge.

Supplying and fixing phase indicator lamp, LED Type of colour red, blue and yellow (set of three), as in replacement (taking down old lamp) complete all as specified and as directed.

Supplying and fixing Indicator lamp,LED type of colour red/green, as in replacement (taking down old indicator lamp) complete all as specified and as directed

Supplying and fixing lock for APFC panel rotary type with all accessories, as per existing (size and shape), as in replacement (taking down old lock), complete all as specified and as directed .

Supplying and fixing aluminium bus bar of different size and capacity, as per site requirement and as directed by Engineer-in-Charge including PVC insulating materials and cutting, welding as required, making holes and fixed in position in replacement (taking down old bus bar) complete all as specified and as directed.

M&L for painting of APFC panel in front, top, rear and both sides above ground level with two coats of synthetic enamel paint as per existing colour after preparation of surface complete all as specified and directed by Engr-in-Charge.

M&L for electric panel door fabricated from mild steel sheet, as per existing size and shape, fixed / fitted by and with required no of hinges of appropriate size, by properly welding and checking for proper opering and closing, as in replacement (taking down old door/shutter) including two coats of synthetic enamel paint over one coat of red oxide primer as per existing colour after preparation of surface complete all as specified and directed by Engr-in-Charge.

Removing wild grass, vegetation, creeper etc aroung LT panel/ installations, climbing up towards poles and stay assembly including cleaning bottom surface of pole, stay assemble of area not less than 1m x 1m by surface dressing not exceeding 0.5 m deep in soft/loose soil complete all as specified and directed by Engr-in-Charge.

Supplying and fixing APFC panel relay 8 steps, 415 volts, single CT input 1/5 Amps as in replacement (taking down old relay) complete all as specified and as directed.

Supplying and fixing APFC panel relay 12 steps, 415 volts, single CT input 1/5 Amps as in replacement (taking down old relay) complete all as specified and as directed.

Supplying and fixing APFC panel relay 14 steps, 415 volts, single CT input 1/5 Amps as in replacement (taking down old relay) complete all as specified and as directed.

Taking out/down old unserviceable capacitor duty contactor of any size from APFC panel complete all as specified and directed by Engr-in-Charge.

Suppy and fix capacitor duty contactor MO C8.5, 440 volt, 3 Ph, 50 Hz, detatching type early make contacts, seprate termination for damping resistors, encapsulated damping resistor assembly, built in surge suppressor, low pick up VA consumption complete all as specified and directed by Engr-in- Charge.

Suppy and fix capacitor duty contactor MO C12.5, 440 volt, 3 Ph, 50 Hz, detatching type early make contacts, seprate termination for damping resistors, encapsulated damping resistor assembly, built in surge suppressor, low pick up VA consumption complete all as specified and directed by Engr-in- Charge.

Suppy and fix capacitor duty contactor MO C15, 440 volt, 3 Ph, 50 Hz, detatching type early make contacts, seprate termination for damping resistors, encapsulated damping resistor assembly, built in surge suppressor, low pick up VA consumption complete all as specified and directed by Engr-in- Charge.

Suppy and fix capacitor duty contactor MO C20, 440 volt, 3 Ph, 50 Hz, detatching type early make contacts, seprate termination for damping resistors, encapsulated damping resistor assembly, built in surge suppressor, low pick up VA consumption complete all as specified and directed by Engr-in- Charge.

Suppy and fix capacitor duty contactor MO C25, 440 volt, 3 Ph, 50 Hz, detatching type early make contacts, seprate termination for damping resistors, encapsulated damping resistor assembly, built in surge suppressor, low pick up VA consumption complete all as specified and directed by Engr-in- Charge.

Suppy and fix capacitor duty contactor MO C50, 440 volt, 3 Ph, 50 Hz, detatching type early make contacts, seprate termination for damping resistors, encapsulated damping resistor assembly, built in surge suppressor, low pick up VA consumption complete all as specified and directed by Engr-in- Charge.

Taking out/ down existing heavy duty capacitors cylindrical series of any size and capacity complete all as specified and directed by Engr-in-Charge.

Supplying and fixing heavy duty capacitors cylindrical series 5 kVAr rating, 440 volt complete all as specified and directed by Engr-in-Charge.

Supplying and fixing heavy duty capacitors cylindrical series10 kVAr rating, 440 volt complete all as specified and directed by Engr-in-Charge.

Supplying and fixing heavy duty capacitors cylindrical series 15 kVAr rating, 440 volt complete all as specified and directed by Engr-in-Charge.

Supplying and fixing heavy duty capacitors cylindrical series 20 kVAr rating, 440 volt complete all as specified and directed by Engr-in-Charge.

Supplying and fixing heavy duty capacitors cylindrical series 25 kVAr rating, 440 volt complete all as specified and directed by Engr-in-Charge.

Supplying and fixing as in replacement MN 0 connector, 22 E, 415 volt complete all as specified and directed by Engr-in Charge.

Supplying and fixing as in replacement MN 0 connector, 04 E (4 NC), 415 volt complete all as specified and directed by Engr-in Charge.

Taking out/down old unserviceable/ burnt out complete internal wiring of APFC panel of any size and capacity complete all as specified and directed by Engr-in-Charge.

M&L for complete internal wiring of 50 kVAr APFC panel parts i.e relay, contractors , capacitors, ameter, voltmeter with HRFR 1.5 sqmm multistranded copper cable with proper coding of each circuit of capacitors/ contractors/ voltmeter/ameter/ indicator lamp etc complete all as specified and directed by Engr-in-Charge.

M&L for complete internal wiring of 75 kVAr APFC panel parts i.e relay, contractors , capacitors, ameter, voltmeter with HRFR 1.5 sqmm multistranded copper cable with proper coding of each circuit of capacitors/ contractors/ voltmeter/ameter/ indicator lamp etc complete all as specified and directed by Engr-in-Charge.

M&L for complete internal wiring of 100 kVAr APFC panel parts i.e relay, contractors , capacitors, ameter, voltmeter with HRFR 1.5 sqmm multistranded copper cable with proper coding of each circuit of capacitors/ contractors/ voltmeter/ameter/ indicator lamp etc complete all as specified and directed by Engr-in-Charge.

M&L for complete internal wiring of 125 kVAr APFC panel parts i.e relay, contractors , capacitors, ameter, voltmeter with HRFR 1.5 sqmm multistranded copper cable with proper coding of each circuit of capacitors/ contractors/voltmeter/ameter/ indicator lamp etc complete all as specified and directed by Engr-in-Charge.

M&L for complete internal wiring of 150 kVAr APFC panel parts i.e relay, contractors , capacitors, ameter, voltmeter with HRFR 1.5 sqmm multistranded copper cable with proper coding of each circuit of capacitors/ contractors/voltmeter/ameter/ indicator lamp etc complete all as specified and directed by Engr-in-Charge.

M&L for complete internal wiring of 200 kVAr APFC panel parts i.e relay, contractors , capacitors, ameter, voltmeter with HRFR 1.5 sqmm multistranded copper cable with proper coding of each circuit of capacitors/ contractors/voltmeter/ameter/ indicator lamp etc complete all as specified and directed by Engr-in-Charge.

M&L for complete internal wiring of 250 kVAr APFC panel parts i.e relay, contractors , capacitors, ameter, voltmeter with HRFR 1.5 sqmm multistranded copper cable with proper coding of each circuit of capacitors/ contractors/voltmeter/ameter/ indicator lamp etc complete all as specified and directed by Engr-in-Charge.

Taking down old unserviceable ACB any type and Supplying, installation testing and commissioning new LT ACB of 1000 Amp 415 Volts, 50 Hz, four pole manual draw out microprocessor based, with LCD display with complete set of LSIG protection with self power release with fault indication and with 20 trip history with time stamping suitable for existing location alongwith replacement of burnt aluminum bus bar with connected nut bolts and lugs with new aluminum bus bar /nut bolts/lugs complete all as specified and directed by Engr-in-charge.

Supplying and fixing in replacement MCB 20 Amps, D curve 3 pole, 415 volt complete all as specified and directed by Engr-in-Charge.

Supplying and fixing in replacement MCB 32 Amps, D curve 3 pole, 415 volt complete all as specified and directed by Engr-in-Charge.

Supplying and fixing in replacement MCB 40 Amps, D curve 3 pole, 415 volt complete all as specified and directed by Engr-in-Charge.

Supplying and fixing in replacemet MCB 63 Amps, D curve 3 pole, 415 volt complete all as specified and directed by Engr-in-Charge.

Supplying and fixing as in replacement change over switch ON LOAD type, 415 volt, 50 Hz, AC 4 pole in sheet steel enclosures, capacity 200 Amps rated current manually operated confirming to IS : 13947 or lates edition with hight thermal and dynamic strength to with stand short circuit current level of 80 KA rms complete all as specified and directed by Engr-in-Charge.

Earthing complete with galvanized iron or steel plate electrode 600mm X600mm X 6.0 mm burried directly in ground vertially in a pit of depth not less than 2.25m below normal ground level with top edge of the earth plate at a depth of not less than 1.50m below normal ground level surrounded from all sides with mixture of charcoal and common salt in alternate layers and electrode connected to with and including GI/ Steel strip of size 32mmx6mm upto a length of 7.50 metre by means of bolts, nuts, check nuts & washers of galvanized iron /steel, earth strip protected by and including galvanized steel pipe light grade of bore 40 mm (internal dia) & connected to main control board / switch board or any other electrical equipment complete all as shown in electrical plate No : 3 MES SSR including necessary excavation & earth work, disposal of surplus soil not exceeding 50m, in any type of soil. (The rate also includes for cost of charcoal & salt in alternate layers of 15 cm thickness, 20 mm bore internal dia GI/steel pipe light grade) for watering, funnel, wire mesh, PCC chamber in cement concrete (1:3:6) type C-1 with precast cover 40mm thick RCC(1:2:4) type B-0, reinforced with XPM of weight not less than 4.00 kg/Sqm and mild steel frame of angle 50mmx50x6mm and testing on competion including dismantling / taking out existing earthing and removing dismantling / taken out materials outside the defence land complete all as directed.

Taking down old APFC panel and Supply, installation, testing and commissioning of 150 kVAr new APFC panel totally enclosed, fabricated from CRAC sheet, fixed feeder type, dust and vermin proof, free standing , floor mounting type . The enclosure shall be pre treated as per 9 tank process and finished with powder coating of shade RAL 7032. The panel shall be factory OEM or authorised TTA franchies. The panel should be as per IEC 61439 & IEC 61921, rated system voltage 440 volt, short circuit rating more than 35 KA, altitude 1000 m, ambient temperature -5 degree C to 45 degree C, power supply 3 phase 4 line , relay current input signal 5A from CT online. The load bearing structure is made of 2 mm sheet steel and the front door and partition are made of 1.6 mm thickness IP 42. The capacitor element used in unit shall be metallized polypropylene film having low loss dielectric impregnated with such impregnant, which shall have high dielectric constant , low viscosity and high chemical stability. The operating temp of capacitor shall be 65 degree centigrade. The capacitor shall have maximum operating loss of 0.45 W/ KVAR. The capacitors shal have miximum 250 % overload current carrying capacity or rated current. The maximum inrush current carrying capacity of capacitor bank shall be 350 times of capacitors bank rated current. The maximum switching life of capacitor banks shall be 1500 switching/ years complete with internal wiring of panel with coding system all as specified and directed by Engr-in- charge and comprising of following accessories:-

Supplying and fixing as in replacement MCCB Three pole 400 amps 415 volt , 50 Hz breaking capacity not less than 36 KA with thermal magnetic release, adjustable thermal and adjustable magnetic setting with spreader links Ics=100 % of Icu complete all specified and directed by Engr-in-Charge.

Supplying and fixing as in replacemen MCCB Three pole 320 amps 415 volt , 50 Hz breaking capacity not less than 36 KA with thermal magnetic release, adjustable thermal and adjustable magnetic setting with spreader links Ics=100 % of Icu complete all specified and directed by Engr-in-Charge.

Supplying and fixing in replacemen MCCB Three pole 250 amps 415 volt , 50 Hz breaking capacity not less than 25 KA with thermal magnetic release, adjustable thermal and adjustable magnetic setting with spreader links Ics=100 % of Icu complete all specified and directed by Engr-in-Charge.

Supplying and fixing as in replacemen MCCB Three pole 200 amps 415 volt , 50 Hz breaking capacity not less than 25 KA with thermal magnetic release, adjustable thermal and adjustable magnetic setting with spreader links Ics=100 % of Icu complete all specified and directed by Engr-in-Charge.

Supplying and fixing as in replacemen MCCB Three pole 160 amps 415 volt , 50 Hz breaking capacity not less than 25 KA with thermal magnetic release, adjustable thermal and adjustable magnetic setting with spreader links Ics=100 % of Icu complete all specified and directed by Engr-in-Charge.

Supplying and fixing as in replacemen MCCB Three pole 125 amps 415 volt , 50 Hz breaking capacity not less than 25 KA with thermal magnetic release, adjustable thermal and adjustable magnetic setting with spreader links Ics=100 % of Icu complete all specified and directed by Engr-in-Charge.

Supplying and fixing as in replacemen MCCB Three pole 100 amps 415 volt , 50 Hz breaking capacity not less than 25 KA with thermal magnetic release, adjustable thermal and adjustable magnetic setting with spreader links Ics=100 % of Icu complete all specified and directed by Engr-in-Charge.

Supplying and fixing as in replacemen MCCB Three pole 63 amps 415 volt , 50 Hz breaking capacity not less than 16 KA with thermal magnetic release, adjustable thermal and adjustable magnetic setting with spreader links Ics=100 % of Icu complete all specified and directed by Engr-in-Charge.

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