PROVISION OF STANDBY HT CABLE AND ALLIED ITEMS WITH AUTOMATIC POWER FACTOR CONTROL PANEL AT CGAE PREMISES AND RETROFIT EMISSION CONTROL DEVICES REDs FOR DIESEL GENERATORS AT BHUBANESWAR

Amount

Supply, installation, testing and commissioning of factory made HT Panel 2mm thick minimum CRCA sheet having following components/Specifications complete all as specified and directed:- Indoor vaccum circuit breaker panel suitable for 11 KV, 630 Amps, 25 KA for 3 Sec for outgoing conforming to IEC 62271-200, front accessed having following specifications and comprising of following items:- (a) 630 Amps Standalone VCB (having Incoming and Outgoing) continuous rated electrolytic copper bus bars, droppers and bus bars should be insulated with full system voltage sleeves. (b) Trolly mounted vaccum circuit breaker as per IEC-62271-100, Vaccum circuit breaker should have three Nos resin encapsulated vaccum bottles. (c) Motorized spring charging mechanism with integral spring charging handle for manual spring charge. (d) Cast resin current transformer 11 KV, 100-50/5-5A, core 1: Class 1.0, 15VA, Core 2, SP 10, 15 VA & 1-3 phrasing cast draw out type potential transformer ratio 11 KV root 3/110 V class 0.5 accuracy ,50 V/ph burden, complete HT&LT fuses and connected to incoming side.

(e) Acessories like local remote switch, breaker control switch (T-N-C), space heater with thermostat, DC and AC control citrcuit through MCB, indicating lamps for RYB, spring charge, DC supply healthy, breaker ON/OFF breaker in SERVICE/TEST as manufacturer. (f) Comprehensive numerical protection relay as per IEC 61850 compatiable for directional and non directional O/C, E/F, U/V, O/V protection. (g) Digital ammeter and digital voltmeter compatiable to the panel. (h) Multifunction meter with Smart demand controller having current 10 A Max EM7230 schneider make or equivalent in L&T/ABB/Cummins make. Panel should have following additional facilities:- (i) Trip Ckt supervision (ii) Disturbance recorder (iii) Measurement and control feature (iv) Event log with date and time

Panel should also have additional facilities like:- (i) Intermittant rated closing and tripping coil. (ii) Fully internal arc type tested (25 KA for 1 sec) (iii) Vaccum bottles should be epoxy encapsulated (iv) Racking in/out, manual closing/tripping of CB with compartment door closed. (v) Breaker shall be provided with following contacts:- (aa) Auxiliary switch with 7 No + 7 NC mounted on the draw out portion of the switchgear. (ab) Position switches with 3 No + 1 NC contacts for each position in SERVICE and TEST. (vi) Each cubical of VCB shall have adequate space heating arrangement to counter extreme cold condition (vii) Type test reports for internal arc test to be submitted alongwith submission of drawings. NOTES :- (a) Make of HT panel : ABB/Siemens/L&T/Schneider (b) Drawing for panel shall be approved from GE before placement of order by contractor

(c) CT ratio as given is tentative and is subject to final approval of GE (d) Precommissioning test of panel shall be carried out by EI from HQ CE (CG) Visakhapatnam within overall cost quoted by contractor (e) Pre dispatch inspection of panels can be carried out at factory premise by rep of Accepting Officer within overall cost quoted by contractor. (f) Decision of Accepting Officer shall be final in this regards. (g) Power pack duly fitted by firm supplying VCBs should be supplied within overall cost quoted. (h) Necessary foundation bolts to be grouted in PCC foundation as recommended by the manufacturer shall deemend to be included in overall quoted rates. (j) Panels should be suitable for minimum impulse withstand voltage of 75 KV. Nothing extra shall be payable on this account.

M&L for laying/fixing ,testing and comissioning 3 core XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured,electric power cables (heavy duty) with aluminium conductor, 11000 volts Earthed, grade cross sectional area 120 sq. mm complete all as specified and directed. Note:- Cost is inclusive of any straight through joint required if any Make : Gloster/KEI/Polycab

NOTES FOR ITEM NO 2 : (i) Excavation and earthwork, protection covers, sand cushioning, ducts and protection pipes shall be measured and paid for separately under relevant items of schedule.(ii) Cable to be provided shall be as complete drum length/ maximum standard length being manufactured by the specified manufacturer and no joints shall be allowed in cable of length below drum length/ maximum standard length unless specifically permitted by the GE due to site requirements.

(iii) Cost of straight through joints for jointing the cable of more than drum length/ maximum standard length shall be deemed to be included in the unit rates. (iv) Payment for cable route indicators and end termination joints where required ordered and provided shall be made separately.

M&L for laying/fixing ,testing and comissioning Cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm complete all as specified and directed.

M&L for laying/fixing ,testing and comissioning Cable jointing kit for 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm complete all as specified and directed.

Supply and fixing Automatic Power Factor Correction (APFC) to unit correction to unit power factor panel complete with MDXL capacotors of capacity 70 KVAR to achieved the PF from 0.8 to 0.95 with Seven stagging (25+12.5+12.5+12.5+ 7.5+ 3+2), modular design, siemens grey colour proction IP-20 with advancee micro processing based IPFC, switch option auto and manual, incomming as MCCB 100 Amps four pole with rupturing design 35KA, indicator lamp for stap on indication, Bus bar with copper as manufacturar design suitable to match the incomming current, Ref Standard: IEC 61921/IS 8623 complete all as specified and directed. Note: 1.Rate of capacitor bank deemed to included in unite quoted rate 2. Rate of MCCB is not included in item rate and will be paid separately in respective item.

M&L for laying/fixing, testing and comissioning 3.5 core XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 95 sq. mm complete all as specified and directed.

Supply and fix 4 Pole MCCB 100 Amp, 50 Hz, 415 V with rupturing capacity 16 KA complete all as specified and directed.

Supply and laying Galvanised Iron pipe 100 mm dia bore (light grade) with all fittings, in trenches for protection of under ground cable complete all as specified and directed.

Material and Labour for cable route indicator made of cast iron plate circular type 10 cm dia duly marked Blue colour marked HT cables arrows mark up side duly welded/nut, bolt with angle iron 45/45 equal size and 45 cm long duly grouted on ground with PCC (1:3:6) as in foundation & earth work excavation etc complete all as specified and directed.

M&L for 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 strip 32x6 as earth lead 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 complete all as specified and directed.

Supply , Installation and commissioning of Retrofit Device suitbale for 82.5 KVA on DG set to bring the emission limits as per central pollution control board (CPCB) latest regulation / norms (NO x+HC < 4.7, CO < 3.5 ,PM < 0.3 & smoke limit < 0.7 ) Retrofitting involves the addition of an emission control device to remove emissions from the engine exhaust for reducing emissions,eliminating up to 70-90 percent of pollutants having minium PM 2.5 capturing and reduction ability of 70% and approved by one of five CPCB recognised labs,and output result of the RECD should be as per CPCB II norms at CGRA Area Bhubaneswar complete all as specified and directed. Make:- Cummins India Limited/Fuelflip Energy or equivalent as approved by GE.

Supply , Installation and commissioning of Retrofit Device suitbale for 125 KVA on DG set to bring the emission limits as per central pollution control board (CPCB) latest regulation / norms (NO x+HC < 4.0, CO < 3.5 ,PM < 0.2 & smoke limit < 0.7 ) Retrofitting involves the addition of an emission control device to remove emissions from the engine exhaust for reducing emissions,eliminating up to 70-90 percent of pollutants having minium PM 2.5 capturing and reduction ability of 70% and approved by one of five CPCB recognised labs,and output result of the RECD should be as per CPCB II norms at CGRA Area Bhubaneswar complete all as specified and directed. Make:- Cummins India Limited/Fuelflip Energy or equivalent as approved by GE.

Supply , Installation and commissioning of Retrofit Device suitbale for 200 KVA on DG set to bring the emission limits as per central pollution control board (CPCB) latest regulation / norms (NO x+HC < 4.0, CO < 3.5 ,PM < 0.2 & smoke limit < 0.7 ) Retrofitting involves the addition of an emission control device to remove emissions from the engine exhaust for reducing emissions,eliminating up to 70-90 percent of pollutants having minium PM 2.5 capturing and reduction ability of 70% and approved by one of five CPCB recognised labs,and output result of the RECD should be as per CPCB II norms at CGAE Area Bhubaneswar complete all as specified and directed. Make:- Cummins India Limited/Fuelflip Energy or equivalent as approved by GE.

NOTES for item No 11, 12 & 13:- 1. Device should be ‘Type Approved’ as per the System and Procedure of Central Pollution Control Board for Emission Compliance Testing of Retro-fit Emission Control Devices (RECD) For Diesel Power Generating Set Engines, Dated 01/02/2022, wide Pollution Control Series PCLS/12/2021-22 Adhering to this, RECD to be ‘Type Tested’ for an equivalent kVA family as per the System and Procedure from any one of the four Central Pollution Control Board, Govt, of India, recognized/approved test agencies/laboratories as given below: (a) Automotive Research Association of India (ARAI, Pune) (b) International Centre for Automotive Testing (ICAT, Manesar) (c) Indian Institute of Petroleum (IIP, Dehradun) (d) Vehicle Research Development Establishment (VRDE, Ahmednagar) 2. Back Pressure due to the Emission Control retrofit device :- Maximum back pressure exerted by the Emission Control retrofit device at max prescribed load by DG OEM(as per the capacity of the DG set) 3. General Technical Requirements (GTR) / Commissioning :- a) Emission Control retrofit device shall be complete with safety precautions to ensure no damage should be done to the DG set operations under any circumstances. The Emission Control retrofit device should be closely coupled with the DG exhaust to ensure 100% of the exhaust passes through the Emission Control retrofit device. b) Anti-Vibration mountings shall be provided for complete Emission Control retrofit device in case of flexible coupling with the diesel generator exhaust. c )Emission Control retrofit device should have protection against under voltage, over voltage, under frequency, over frequency, low battery voltage, over current, earth-fault, short circuit, phase sequence change etc. d) The Emission Control retrofit device shall be with corrosion resistive and HR paint.

e) The seller shall provide the trial run (Testing) of Emission Control retrofit device. The seller shall conduct trial run of the Emission Control retrofit device with the available electrical load at site. The trial run shall be for TWO hours. The electrical loading shall not be more than the rated capacity of the DG set. f) Exhaust piping, extra civil work, distribution board shall be provided by the seller 4. Scope of Installation :- a) Installation of Emission Control Retrofit Device when offered by the vendor is inclusive in the scope of supply and shall be done by the seller. The installation work of Emission Control Retrofit Device. b) Construction of suitable earthing station (if applicable) and necessary connections shall be done by the seller. Warranty/Service ;- 12 months Number of preventive maintenance visits offered in a year during warranty period : - 2 visits 5. The contractor to submit work/methodology,drawings and details/makes/ technology details for approval of GE before placing order. 6. Type approve certificate of retrofit emmission device from CPCB approved lab also to be submitted for approval.

Excavation in trenches in soft/loose soil n.exc 1.5m wide and n. exc 1.5m depth getting out of soil for taking out or laying of pipe line etc complete all as specified and directedfor laying of cable, errection of poles, stay and pipe line, complete all as specified and as directed. Note:-Excavation shoud be done by manually and any machinery for excavation is not allowed in the work premises.

Returning & filling including spreading, leveling watering and well ramming in layers n. exc 25 cm thick in any type of soil complete all as specified and directed.

Removal of surplus soil to a distance n. exc 50 m above the starting point complete all as specified and directed.

M&L for laying of un-reinforced precast concrete cable cover, class HVP,type 1 with peak, size 250mm x 150mm x 40mmm locally available for cable protection cover laid flat and dry in trenches over the cable prependicular to the direction of cable complete all as specified and directed.

M&L for local sand coushioning with dry and clean over and under the cable for protection of cable , 80 mm sand laid before laying the cable 150 mm sand after laying the cable complete all as specified and directed.

Cutting Bituminous road/Concrete road for laying cable in,making good with facing where required laying of cables and making good with old shape and size complete all as specified and directed.

Shree Mahavir Associates

MCC MECHANICAL AND ENGINEERING CORPORATION

SMART ENERGY SOLUTIONS