REPAIR MAINTENANCE REPLACEMENT OF RECD ON DG SETS WITH ALLIED WORKS PHASE-LL UNDER GE I RND RCI HYDERABAD

Amount

Supply, Fixing, testing and commissioning of Retrofitting of Emission Control Devices (RECD) using wet Scrubber/Electrostatic precipitator (ESP)/Catalytic conversion with output result of the RECD should be as per CPCB-II norms, irrespective of the manufacturer's technologies as per Govt of India, Ministry of Environment Forest and Climate Change (MOEF&CC), National Clean Air Programme (NCAP) for prevention, control and abatement of Air pollution levels having minimum specified Particulate Matter (PM) capturing efficiency of 70% type approved by CPCB recognised. (i) Capturing Chamber- Stainless steel (ii) Online Monitoring (iii) Sensor (Temp & Pressure) (vi) Back Pressure Limit for DG Set - 10.15 kpa (v) Stack Back Pressure <1 kpa With 4000 hours run or 6 years (whichever is earlier) Emission durability period for DG Sets manufactured/imported between 01 Jul 2004 to Jul 2014 of following capacity DG Sets.

NOTE: (Applicable for all items):- 1 The bidders/contractors are advised to read tender document & all corrigendum / amendments and General conditions of contracts before entrying/quoting the rates. 2. Ensure that all data should be logged to a dedicated cloud and dedicated desktop of configuration at least i5 gen 12 processer 8 GB RAM, storage 1TB including laser jet printer to be provided by the contractor for data. 3. Contractor has to offer training (from OEM) to the MES staff to ensure smooth operation of the system. 4. Rates quoted deemed to be included for provision of above item No 1&2.

Technical specification (i) Type of emission device (working principle of the PM reduction active element) : Electrostatic Precipitation (ESP) (ii) Emmision limits as per CPCB-II norms : PM 2.5 ≥0.2 g/k W-hr, Nox + HC <4.0 g/k W-hr, CO 3.5g/k W-hr, Smoke Limit (Light Absorption Co-efficient 0.7 m-1 (iii) praticulate Matter capturing efficiency : Greater than 70% (iv) Back pressure on engine : NO back pressure form RECD to Engine Exhaust system (v) Material of construction : SS202 for inlet chamber, Oxidation chamber, PRT chamber, Outlet chamber SS304 for PRV SS2062 Grade B for Inlet pipe, Outlet pipe, Structure, Removable ladder (vi) Emission monitoring from stack shall be tested from any NABL approved Lab (vii) Insulation on emmision device: Glass wool with aluminium cladding with 22G sheet (viii) RECD's power requirement : less than 1% of the capcity used for operation (ix) supply of 200 mm MS B-Class exhaust piping with insulation and aluminium sheet cladding on MS supports for extension to existing exhaust piping with bellows / connectors as required for the works. (x) Electric control panel with necessary wiring and all its accessories for smoth functioningof DG with RECD system

(xi) Support provided by OEM : pre supply and inspection, installation feasibility study at site, Health check-up of existing DG, Type Approved RECD with complete Solution, Educating Dept Staff on usage and operation and maintenance procedure (xii) Installation and commisssioning of RECD by authorised and approved OEM only Scope of Work : (i) Emission control system with PRV , Inlet & outlet pipe, Structure with removable ladder and Electri panel with all accessories. (ii) Performance / Characteristic curves at rated load - Under vendor scope (iii) The output result of RECD shall be as per CPCB -II norms, irrespective of the manufacturer;s technology (vi) Secondary emission : Bidder shall submit the declaration that there is no secondary emission (V) Noise emission : No increase in noise level after installation of retrofit device (vi) No by-pass arrangement in RECD allowed to let the pollutants in open environment (vii) Testing -Genset shall be tested on all load pattern available at site during post RECD installation (viii) Warranty in all respect of 02 years post completion of work is applicable in RECD installation (ix) Contractor shall furnish manufacturer's written instruction and requirement about use and maintenance of RECD system, its operation and maintenance schedule.

Notes :- (i) Retro -fit emission contrrol system should be as per Statutory Authorities recommendations to achive minimum specified particulate matter capturing efficiency of at least 70% The emission control system shall be type tested and approved from CPCB approved laboratories as per guideline of NGT and MOHUA(MINISTRY OF HOUSING AND URBAN AFFAIRS) (ii) Retro-fit emission control system of suitable rating or sizes shall be installed or retrofitted in existing exhaust pipe with required modifications and suitable design compatible for respective model of diesel engine prime mover of DG sets and have safty precautions to ensure no danger to the engine operations under any circumstances (iii) Safety system provided to engine from higher back pressure, engine vibration, and high temperature operations to aviod any malfunction, it should be within the limits as recommended by DG OEM. The retrofit system manufacturer to coordibate and submit certificate from DG OEM. Cost for the same is deemed to be included in the quoted cost.

(iv) The emission reduction will be verfied after the installation of unit at site by any of the air pollution labs approved by CPCB. Contractor will submit the necessary certificate. Cost for the same is deemed to be included in the quoted cost.(v) The unit quoted cost includes all necessery RCC civil foundation/MS structure for installation of RECD structures as per recommendation of manufacturer and as directed by GE. (vi) Make of existing DG set -kirloskar Oiil Engine Ltd/Greaves. (vii) All RECD equipments of make and model numbers with technical specification along with detail drawing and test certificate shall be submitted to GE by the contractor before procurement of the equipemnt. (viii) The OEM should install the RECD system in the presence of representative detailed by AO and necessary test certificate shall be obtained as per CPCB norms.

80 KW (100KVA) DG Set

100 KW (125KVA) DG Set

Dismantaling and taking down old existing exhaust system in various capacity of DG Sets complete all as specified and directed by engineer in charge

S&F in 3 pole power contactor type of MNX 300 including taking down old unserviceable one complete all as specified and as directed. MAKE: L&T Catpart No. CS90280/C&S

S&F in 3 pole power contactor type of MNX 50 including taking down old unserviceable one complete all as specified and as directed. MAKE: L&T Catpart No. CS97075/C&S

S&F 3 pole power contactor type MNX 250 including taking out old unserviceable one complete all as specified and as directed. MAKE: L&T Catpart No. CS94141/C&S

S&F 3 pole power contactor type of 265A including taking out old unserviceable one complete all as specified and as directed. MAKE: Schnider Catpart No. LC1F265/L&T

S&F On- load changeover switch in Sheet metel enclosure with front handle operating system, powder coated, factory made of capacity 200 Amps, 4 pole SCHS type with fixing arrangement on site including removing the existing unserviceable one complete all as specified and directed.

S&F On- load changeover switch in open execution with front handle operating system, powder coated, factory made of capacity 250 Amps, 4 pole SCHS type with fixing arrangement on site including removing the existing unserviceable one complete all as specified and directed.

S&F On- load changeover switch in Sheet metel enclosure with front handle operating system, powder coated, factory made of capacity 400 Amps, 4 pole SCHS type with fixing arrangement on site including removing the existing unserviceable one complete all as specified and directed.

S&F On- load changeover switch in open execution with front handle operating system, powder coated, factory made of capacity 630 Amps, 4 pole SCHS type with fixing arrangement on site including removing the existing unserviceable one complete all as specified and directed.

S&F On- load changeover switch in Sheet metel enclosure with front handle operating system, powder coated, factory made of capacity 630 Amps, 4 pole SCHS type with fixing arrangement on site including removing the existing unserviceable one complete all as specified and directed.

S&F On- load changeover switch in open execution with front handle operating system, powder coated, factory made of capacity 800 Amps, 4 pole SCHS type with fixing arrangement on site including removing the existing unserviceable one complete all as specified and directed.

S&F On- load changeover switch in Sheet metel enclosure with front handle operating system, powder coated, factory made of capacity 800 Amps, 4 pole SCHS type with fixing arrangement on site including removing the existing unserviceable one complete all as specified and directed.

S&F On- load changeover switch in Sheet metel enclosure with front handle operating system, powder coated, factory made of capacity 1000 Amps, 4 pole SCHS type with fixing arrangement on site including removing the existing unserviceable one complete all as specified and directed.

S&F On- load changeover switch in Sheet metel enclosure with front handle operating system, powder coated, factory made of capacity 1250 Amps, 4 pole SCHS type with fixing arrangement on site including removing the existing unserviceable one complete all as specified and directed.

S&F On- load changeover switch in Sheet metel enclosure with front handle operating system, powder coated, factory made of capacity 1600 Amps, 4 pole SCHS type with fixing arrangement on site including removing the existing unserviceable one complete all as specified and directed.

S&F in repair, ACB 4 Pole, 415 V, Manual Drawout type with microprocessor release of capacity 800 Amps complete all as specified.

S&F in repair, ACB 4 Pole, 415 V, Manual Drawout type with microprocessor release of capacity 1000 Amps complete all as specified.

S&F in repair, ACB 4 Pole, 415 V, Manual Drawout type with microprocessor release of capacity 1250 Amps complete all as specified.

S&F in repair, ACB 4 Pole, 415 V, Manual Drawout type with microprocessor release of capacity 1600 Amps complete all as specified.

S&F in repair, ACB 4 Pole, 415 V, Electronic Drawout type with microprocessor release of capacity 2000 Amps complete all as specified. Make for item No 7 to 21 : L&T/Havells/ C&S/LEGRAND

Supplying, laying, jointing, testing and commissioning 1100 volts grade, 400 Sqmm 3.5 core LT XLPE insulated, PVC sheathed as per IS-7098 (Part-I), 1988 galvanized steel strip or wire armoured, heavy duty, electric cables, with multistranded aluminium conductor laid in trenches/ passing through pipe/duct/road crossing or fixed on poles, walls with suitable size clamps made out of mild steel flat iron including jointing material such as crimping type lugs, brass cable glands, heavy duty double compression type etc., including taking down unserviceable cable complete all as specified and directed. Note : Earthwork Excavation, sand cushioning GI pipe and cable protection will be measured and paid separately.

All as per item No. 22 above 3.5 core 300 Sqmm

All as per item No. 22 above 3.5 core 240 Sqmm

All as per item No. 22 above 3.5 core 185 Sqmm

All as per item No. 22 above 3.5 core 150 Sqmm

Richcon Engineers (BID ID -3115603)

vvcenterprises (BID ID -3121485)

hari enterprises (BID ID -3127067)

shyam engineerings (BID ID -3115840)

LEOENTERPRISES (BID ID -3123467)

S.S.ENGINEERING CORPORATION (BID ID -3118804)

Bismi Engineering (BID ID -3124612)

SM CONSTRUCTIONS (BID ID -3124504)