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| 1 | Designing, supplying, instaling, testing and commissioning of chilled water type central air conditioning plant of capacity 45 TR consisting of 02 x 22.5 TR chillers(or nearest higher size chiller)(02 Nos working) with all equipments and accessories complete and comprising of the following to maintain designed conditionsas per user data sheet attd asAppendix \"A\"inside the rooms & premises:- |
| 2 | (A) Water cooled chillersTwo Nos of water cooled chiller unit factory assembled micro processor controlled each with minimum 50% of full load cooling capacity complete and each comprising of the following :-(i) Scroll compressor hermatically sealed units using R - 134a/407C refrigerant complete with suction and discharge shut off valves, automatic capacity control with the thermostats and solenoid valves, built in suction strainer, oil pump, hot gas muffler, oil pressure, safety switch etc all as specified.(ii) Shell and tube type water cooled condenser MS Shell and integrally finned copper tubes complete with safety valve, drain valve, water inlet and out valves, hot gas inlet and liquid outlet isolating valves, thermometer and pressure gauges at water inlet / outlet and purge valve all as specified.(iii) Shell and tube DX chiller with thermal insulation, temperature of water entering and of water leaving of the chiller designed suitably, incuding refrigerant inlet and outlet connections with isolating valves, expansion, valves water inlet and outlet valves, temperature and pressure gauges at water inelt and outlet.(iv) Equipment foundation & mounting dulyfabricated out of MS channel / angle of suitable size of mounting compressor, motor and condenser all as per manufacturer\"s instruction.(v) Set of neoprane rubber anti - vibration ribbed pads with MS channel in foundations etc complete as per manufacturer\"s instructions for installation of the plant.(vi) First charge of R - 407 C/134arefrigerant and compressor oil for the complete plant.(vii) Bright annealed copper heavy duty refrigerant piping for suction, discharge and liquid line complete with fitting valves, suction line should be insulated.(vii) Flow switch and balancing valve are to be provided in chiller piping arrangement. |
| 3 | (B) CONDENSER WATER PUMP & PIPING(i) Two Nos EEC series (Engergy efficient) monoblock centrifugal condenser cooling water pumping sets of of min 7.5 HP capacityto achieve desired discharge and head alongwith necessary valves in suction and delivery line (02 Nos ) and suitable for operation on 3 phase 50 cycles, 415 volts AC supply along with hydraulic vane type water meter for flow measurement and providing a pressure gauge in each pump set of suitable capacity including suitable foundation with neoprence rubber anti vibration ribbed pads all as specified.(ii) Condenser water piping :- A lot of MS class \"C\", heavy grade, ISI marked pipe of suitable size with all fittings such as bends, elbow, tees, reducers, tees supports, flow indicators etc of suitable size as per site requirement of maintain the continuous flow of condesnser water from Make up tank to Coolong towers to Condenser so that designed conditions can be met with (iii) A lot of butter fly valves, gate valves, sluice valve & non return valve with y strainer in chilled piping network to maintain requied flow in each branch line as per approved layout diagram.(C) CHILLED WATER PUMP & PIPING(i) Two Nos monoblock centrifugal pumpsets of suitable size & capacity but not less than 5 HPfor circulating chilled water along with necessary valves in suction and delivery line (02 Nos) and suitable for operation on 3 phase 50 cycles, 415 volts, AC supply, along with one number pressure gauge in each pump set of suitable capacity including suitable foundation with neoprene rubber anti - vibration ribbed pads all as specified and as per manufacturer\"s instruction.(ii) Chilled water piping :- A lot of MS class \"C\", heavy grade, ISI marked pipe of suitable size with all fittings such as bends, elbow, tees, reducers, tees supports, flow indicators etc of suitable size as per site requirement to maintain the continuous flow of chilled water from chiller unit to AHUs so that designed conditions can be met with. The chilled water pipe line network shall be laid above ground, floor, roof, along wall etc with supports as per site requirement. Chilled water pipe line shall be insulated with EPS TF quality insulation section of 50 mm thickness with and including applying bituminous compound and AL cladding with 26 gauge AL sheet to avoid the heat loss including water pipe line. Bidder shall ensure the quality of line insulation and adqquate insulation be provided so that chilled water temperature of 8-9 degree celcius can be maintained at AHUs inlet point.(iii) A lot of butter fly valves, gate valves, sluice valve & non return valves with y strainer in chilled piping network to maintain requied flow in each branch line as per approved layout diagram.(iv) Condensate water drain piping with GI pipemedium grade conforming to IS : 1239 of suitable size including all fittings like anchor fasteners, couplings, bends elbows, tees thrust, blocks, wooden blocks, flanges, welding as required including insulation as specified. |
| 4 | (D) ELECTRIC HOT WATER GENERATORDesign, Supply, installation, Testing & Commissioning of electric hot water generator 45 Kw complete with ERW shell with insulation , Emersion type Heater , control panel and all controls etc for winter heating of suitable capacity as per climatic condition of Agra in winter withsuitable controls for auotomatic function for maintaining temperature and humidity as specified throughout the year with control wiring all as specified and directed.(E)HOT WATERPUMP & PIPING(i) Two Nos EEC series (Engergy efficient) monoblock centrifugal condenser cooling water pumping sets of of min 3 HP capacityto achieve desired discharge and head alongwith necessary valves in suction and delivery line (02 Nos ) and suitable for operation on 3 phase 50 cycles, 415 volts AC supply along with hydraulic vane type water meter for flow measurement and providing a pressure gauge in each pump set of suitable capacity including suitable foundation with neoprence rubber anti vibration ribbed pads all as specified.(ii)Hot water piping :- A lot of MS class \"C\", heavy grade, ISI marked pipe of suitable size with all fittings such as bends, elbow, tees, reducers, tees supports, flow indicators etc of suitable size as per site requirement to maintain the continuous flow of hot waterfrom Hot water generator to AHUs so that designed conditions can be met with. The hot water pipe line network shall be laid above ground, floor, roof, along wall etc with supports as per site requirement. Hotwater pipe line shall be insulated with EPS TF quality insulation section of 50 mm thickness with and including applying bituminous compound and AL cladding with 26 gauge AL sheet to avoid the heat loss including water pipe line. (iii) A lot of butter fly valves, gate valves, sluice valve & non return valve with y strainer in chilled piping network to maintain required flow in each branch line as per approved layout diagram.(F) PAN TYPE HUMIDIFIERSupply, Installation, Testing and commissioning of PAN TYPE HUMIDIFIER 6KW forAHU of suitable capacity emersion type electric heater fitted complete with stainless steel tank with float valve, water makeup, overflow and drain connections and humidistat with necessary supports by MS structural steel if required, hangers, clamp supports from walls floors and ceiling with painting with one coat of primer and two coats of paint to supports of MS work. |
| 5 | (G) AIR HANDLING UNITS : Design, Supply, Installation, Testing & Commissioning of double skin floor mounted type air handling units 20000 CFM alongwith suitable VFD control with sensors complete, made of ( 23 + 2 ) mm thick panels consisting of GI casing of thickness 0.63 mm outside layer and 0.63 mm inside layer, injected at factory by moulding machine with polyurethane foam (PUF) insulation complete with blower section andfiltersection with filter of 10 micron at 90% efficiency, chilled water coil and hot water coil constructed out of coppertubes not less than 0.5mm thickness andaluminum fins, Suitable capacity TEFC drive squirrel cage induction motor 415 ± 10% volts,50 Hz centrifugal forward / backward curved fan suitable for 65/50 mm TSP, access door etc. completeas per std. specification. Maximum face velocity across the coil shall be 500 FPM and each 6 Row Deep cooling coil and 2 Row Deep Hot water Coil. RH to be maintained inside buildings as per user data sheet at appendix \"A\" of following :-(i) 6 RD Chilled water Coil & 2 RD Hot water coil of copper tube and aluminium construction sized at maximum face velocity of 500 FPM.(ii) Pre filter of 10 micron at 90% efficiency on the face of the coil in return air stream.(iii) Squirrel cage induction motors suitable for 415 ±10%volts, 50 Hz, AC supply meeting criterion as per ASHRAE standard 90.1-2007 and high efficiency.(iv) Fan belt drive package(v) Vibration isolators.(vi) Fan outlet velocity not exceeding 10 mps.(vii) Three way valve to be installed at chilled water line and hot water line of AHU.(H)AIR DISTRIBUTION WORKS (a) SUPPLY AND RETURN AIR DUCTS(i) Supply, Installation, Balancing and Commissioning of factory fabricated GSS sheet metal rectangular ducting with supports as per IS: 277 and fabrication as per IS-655 complete with neoprene rubber gaskets, elbows, splitter dampers vanes & damper for fresh air etc. (ii) Supplying, Installation, Testing and Commissioning of fire dampers as required.(iii) Supplying installation of powder coated aluminum section supply air grill, fresh air grill with volume control damper, bird screen and return air grill without damper complete as required. |
| 6 | (H) AIR DISTRIBUTION WORKS (Contd...) NOTE: (a) Detailed layout drawing for ducts, pipe line for each buildings and plant room shall be approved by Engineer- in -charge/GE after acceptance of tender before execution. Execution of work shall be done as per approved drawings. Decision of GE will be final where pipe is to be done underground or above ground. Layout drawing shall be submitted by contractor for approval of GE.(b) Hanging of ducts with suitable size MS angle iron /channel MS-rod /fastener as per standard engg practice. Grilles/ Diffusers.Design, Supplying, fixing, testing and commissioning of powder coated aluminium section return air grill without volume control and supply air grill with volume control device volume control dampers as required complete all as specified and as directed. Volume Control Damper Design, Supplying, fixing, testing and commissioning of GI volume control dampers as required complete all as specified and as directed.Fresh Air GrillesDesign, Supplying, fixing, testing and commissioning of powder coated extruded aluminium sectionfresh air grill in weather maker room with volume control dampers, bird screen etc complete all as specified and as directed. FIRE & SMOKE DAMPERDesign, Supply, Installation, Testing and commissioning of motorized combination fire and smoke damper (spring return type) of approved make of atleast 120 minute fire rating and all as specified.The fire damper shall be complete with electronic temperature sensor and electrically operated actuator .The fire dampers shall be located in the supply/return air ducts, at all fire rated crossovers (shafts/walls etc.) The control panel will be such located that the reset can be easily done. These combination smoke and fire dampers shall be interlocked with the building management system for fire detection / HVAC and shall trip/close in the event of fire / smoke in the respective zone withthe following fitments/fixtures :- (i) Bare Fire Dampers with 150 mm sleeve. (ii)Control panel actuator , including Electrical,spring type actuator,remote indication of the fire damper position(iii)InterconnectingwiringforthefirealarmsystemwiththeAHUandthesmoke dampers. |
| 7 | (I) ACOUSTIC AND INSULATION WORKS (i) Supply and Fixing acoustic lining of plenum with 15 mm thick Acoustic insulation with open cell nitrile rubber ( class “1” ) material of density 140 -180 kg/m3 & thermal conductivity of 0.047 W /mK having antifungal and antimicrobial properties to be applied using manufacturer’s recommended Rubber based Adhesive, as per the approved specifications. The material should be FM Global Approved & UL 94 approved.(ii) Supplying and Fixing of 19 mm thickness Thermal insulation for Ducts indoor portion with closed cell class “O” Nitrile Rubber Elastomeric Insulation of Density 40 – 60 kg/m3, Thermal Conductivity of 0.033- 0.038 W/mk and >7000 and with factory laminated Glass Cloth on duct after applying two coats of cold setting adhesive (the joints shall sealed with 50mm wide and 3mm thick nitrile tape complete as required. The material should be FM Global Approved & UL 94 approved.(iii) Supplying and Fixing of 25 mm thickness Thermal insulation for outdoor portion Ducts at other places with Closed Cell Class “O” Nitrile Rubber Elastomeric Insulation of Density 40 – 60 kg/m3, Thermal Conductivity of 0.033-0.038 W/mk and > 7000 and with factory laminated Glass Cloth on duct after applying two coats of cold setting adhesive (the joints shall sealed with 50mm wide and 3mm thick nitrile tape complete as required. The material should be FM Global Approved & UL 94 approved.(J) COOLING TOWERSupply, Installation, Testing and commissioning of Induced draft counter flow, vertical discharge type FRP Cooling tower of minimum 60 TR capacity with ultra-violet treated durable & highly efficient PVC fillings with integral louvers and drift eliminators, open pan suitable for water distribution complete with hot FRP water basin. The hot water shall be distributed to fills in each cell via pen type gravity type basin or with spray nozzles of having self rotating sprinklers. Cooling tower shall be provided with statically and dynamically balanced one no. anti corrosion treated axial flow type fan – direct driven or driven through special beveled reduction gear box with TEFC induction flame proof motor with IP-65 protection, IE-2, suction screen, make up and quick fill arrangement, overflow and drain connections and suitable inspection hot- dipped galvanized ladder, access arrangement for cooling tower interior, anti vibration mountings etc complete as required. The unit shall be installed at proper foundation as per requirements. (Civil foundation works is included in the scope of work) |
| 8 | (K) EXPANSION TANK, 1000 Ltr CapacitySupply, Installation, Testing of open type expansion tank of capacity as per design requirement, of MS Construction made of minimum 6 mm thick mild steel sheet duly insulated with 50 mm thick EPS TF quality insulation density shall be 16. Kg/Cum & finally covered with 26 G aluminum sheet complete including with connection over flow and drain 40 mm dia. Make up tank with makeup connection with float valve, drain valve and incoming line valves, vent connections, valves and fittings as required.(L) MAKE UP WATER TANKSupply & Installation makeup water tank of capacity3000 Ltr capacity each, HDPE Construction complete in all respect with connection, over flow and drain. Make up connection with float valve, drain valve, incoming line valves and fittings as specified including civil works as required and directed.(M) ONLINE SCALE PREVENTORSupply installation testing & commissioning of online non chemical water treatment scale preventor system(suitable for pipe size as per design) having flow rate as per design requirement(N) MOTOR CONTROL MAIN HVAC PANEL & AHU PANEL FOR AC PLANT Design, Supply, fixing, testing and commissioning cubicle type LT panelconsisting of the 3 phase, 415volt ± 10%, 35 MVA rupturing each capacity made of 2 mm thick CRCA sheet powder coated conforming to IP-54, CPRI Appproved including interconnection wiring, indicating lamps etc and with the under mentioned incoming & out going components complete. The cubicle panel shall be free floor standing type, complete with interlocking arrangement & earth bus. The panel shall have compartmentalized arrangement to accommodate one feeder in each compartment. A vertical cable alley of suitable width shall be provided to serve one or two vertical feeder sections. Also the openings between the busbar chamber and the feeder section shall be shrouded with Bakelite/hylam sheet with minimum 3 mm thickness. All the hardware used in fabrication of panel shall be galvanized with zinc passiveness with followings:- |
| 9 | (N) MOTOR CONTROL MAIN HVAC PANEL & AHU PANEL FOR AC PLANT (Contd….)Incoming(i) 01 no 200 Amps breaking capacity 36 KA FP MCCB electrically horizontal draw out type motorized front operated microprocessor release for adjustable over current short circuit and earth fault protection. The MCCB should have Ics=Icu=Icw for 1 sec for short circuit current breaking and over temperature protection feature.(ii) 1 NO. 0-1000 volts digital voltmeter 96x96 mm with selector switches etc as required(iii) 1 No. 0- 500 amps, digital ammeter 96x96 mm with 3 nos.1000/5 CT\"s ratiowithselector switch.(iv) Phase indicating lamps etc with control fuses as required(v) Breaker On/Off trip indication(vi) 1 Set of 300 Amps TPN Copper Bus Bars with colour coded heatshrinkable sleeves. (vii) 1 Set digital type 3 phase 200 Amps Electronics KWH meter.Outgoings(i) 3 Nos. 63 amps TPMCCB, 36 KA , electrically operated with microprocessor release for adjustable over load setting (Min 70% to 100%) as per (IEC-60947- 1&2) standard and fixed magnetic setting complete asoutgoing feeders for 2 Nos. chilling unit compressor motors & 1 Nos. HW Gen. (ii)04 Nos. TP MCB of 32 Amps, 10 KA \"C\" curve with Star Delta starter for motor, over load relay with built in single phasing protection forchilledwater pump, condenser water pump. .Thecompartment shall contain an indicating lamp with MCB for ‘ON’ status of pump motor.(iii) 3 Nos. TP MCB of 40 Amps,10 KA \"C\" curve with DOL starter for motor,over load relay with built in single phasing protection for Hot water pumps & CT fanmotor(iv)01 Nos TPN MCCB 100 Amps, 36 KAfor out going feeder for AHU\"s(v) 01 No. MCB SP 16 Amps suitable for internal lighting of AC plant room |
| 10 | Main Control Panel:-Note :-(i) Main LT pannel shall be installed in AC plant, Room.(ii) The provision of inter locking wiring between compressor motor, condenser pump, AHU, cooling tower, chiller pumps, thermostate, solenoid switch shall be provided.(iii) The electric connections from main LT pannel to each devices such as motors, AHU, compressor etc shall be provided byinsulated, multistranded, 1100 volts grade copper conductor cable of adequate sizes. The cables shall run over the cable tray made of GI sheet of not less than 1.6 mm thick provided with fasteners, hangers etc as per the engr in charge directions.(iv) LT pannel shall be compartmentalised comprising of cables gallaries, busbar chamber, compartment for each MCCB / MCB / starter etc duly marked with connected, machineries etc.(v) Any civil work involved in installation of panel board deemed to be included in item rate.(vi) Engineer in charge shsall ensure that panel shall be manufactured as per approved drawing only.(vii) The contractor shall submit the constructional / general arrangement drawing for approval of Accepting Officer through GE.(g) AHU Control Panel :- One Nos cubical wall / floor mounted, indoor LT panel, dust and vermin proof factory fabricated, CPRI approved, made out of not less than 2 mm thick CRCA sheet and 50 x 50 x 6 mm angle iron frame, powder coated, suitable for operation on 3 phase 50 Hz, 415 volts including internal wiring with 1100 volts grade single core, PVC insulated, FRLS, multistranded copper conductor cables of suitable current carrying capacity complete and comprising of the following accessories :-(i) One set of 200 Amps rated copper bus bar suitable for 3 phase 4 wire, 415 volts mounted on PVC / hygroscopic insulators and PVC colour coded sleeves of R, Y , B and green colour complete arranged in separate compartment - 01 set.(ii) Incoming MCCB, 4P, 100 Amps, 25 KA at 415 volts - 01 No.(iii) Outgoing MCCB, TP, 63 Amps, 25 KA, 415 volts - 01 Nos (Spare)(iv) Outgoing MCCB, TP, 63 Amps, 25 KA, 415 volts - 01 No (For AHU motor).(v) LED phase indicating lamps RYB-01 Set for each out going and incoming connection.(vi) Digital type Ammeter with selector switch and CT coils of suitable capacity 02 Nos (one number to complete load and another to share heater bank. |
| 11 | Main Control Pannel (Contd....):-(vii) Single phase preventor for motors.(viii) Digital type voltmeter 0-500 volts flush type with selector switch of suitable capacity.(ix) VFD drive of suitable size for AHU blower motor.Note :- (i) Any civil work involved in installation of panel board deemed to be included in item rate.(ii) The contractor shall submit the constructional / general arrangement drawing for approval of accepting ofifcer through GE.(O) CABLES, WIRES & END TERMINATIONS(i) Supply, laying testing and commissioning of various sizes of XLPE insulated PVC sheathed round wire armored copper conductor cable of 1.1 KV grade for all machineries and equipment on cable tray / surface including clamps, ties etc.(ii) Supplying and making end termination with brass compression gland and aluminum lugs for various sizes of PVC insulated and PVC sheathed / XLPE copper conductor cable of 1.1 KV grade as required and specified.(iii) Supplying & fixing of control wiring/power cabling with various sizes of copper conductor armored cable, making connection etc. as required and specified.Note for Item no 1 :-(i) Layout plan of Central AC Plant showing position of all machineries and equipments is to be approved by GE within 15 days of acceptance of contract.(ii) Drawings of duct layout,piping & instrumentation layout & electrical cable layout is to be approved by GE within 15 days of acceptance of contract.(iii) Necessary complete civil work as required including foundation of all equipments, opening of walls, floors, etc shall be including in the Scope of work.(iv) Underground pipes shall be supported with PCC/bricks of suitable size as per site condition.(v) Disturbed surfaces are to be made good by contractor as per existing as directed by Engr-in-Charge/GE.(vi) Any other connected work not mentioned above but considered necessary for maintaining the designed conditions of all buildings shall be deemed to be included in the above work.(vii) Digital temperature and RH measuring sensor and RH & temperature control shall be installed in AHU room and all rooms(viii) Electrical cables are to be laid as per MES SSR 2020 Specifications.(ix) Design of AC plant including heat load calculation & plant layout shall be vetted from ITI/Govt Engg College by the contractor without any extra cost to the Deptt. |
| 12 | Make for item No.1.01 to 1.10 :-(a) MOTOR :CROMPTON / GREAVES / SIEMENS/KEC/BHARAT/BIJLEE/ABB/KIRLOSKAR(b) PUMPS : KIRLOSKAR / CROMPTON / MATHER / PLATT(c) HOT WATER GENERATOR :- RAPID COOL / EMERAD THERMAX(d) HUMDIFIER :- RAPID COOL / EMERALD / STULZ(e) STARTERS :- SIEMENS / L&T / BCH / ABB / SCHNEIDER ELECTRIC(f) CENTRIFUGAL FAN FOR AHU :- ZIEHL-ABEGG / KRUGER / NICOTRA / GREEEN HECK(g) AIR FILTER :- THERMADYNE / CAMFIL / ATHLETE(h) GI / MS PIPES :- JINDAL / SAIL / TATA(j) BALL VALVE : SANT / HONEYWELL/ KIRLOSKAR (ISI MARK ONLY) / AUDCO(k) BUTTERFLY VALVE :- CRAWLEY & RAY / HONEY WELL / KIRLOSKAR / BELIMO / CASTE / LEADER / L&T / AUDCO(l) BALANCING VALVE :- CRAWLEY & RAY / HONEY WELL / KIRLOSKAR / BELIMO(m) NON RETURN VALVE :- CRAWLEY & RAY / HONEY WELL / KIRLOSKAR / BELIMO / AUDCO(n) Y STRAINER :- RAPID COOL / EMERALD / STRAINWELL / AUDCO(o) AUTO AIR - PURGE VALVE :- AIP / CRAWLEY & RAY / SANT VALVES / AUDCO(p) 2/3 WAY MOTORIZED VALVE WITH ACTUATOR AND THERMOSTAT :- HONEYWELL / DANFOSS / BELIMO / SCHNEIDER TAC(q) TEMPERATUR & RH SENSOR + CONTROLLER :- HONEYWELL / DWYER / DANFOSS(r) WATER FLOW SWITCH :- HONEYWELL / DWYER / DANFOSS(s) ONLINE SCALE PREVENTER :- SCALE-OFF / DELTA / SCALE-GUARD(t) SSP / UNIT / OVERLEAD :- L&t / ZEROTRIP / MINILEC / SIEMENS(u) PUF INSULATION :- EMERALD / SKF / WASF(v) EXPANDED POLYSTRENE :- BASF (INDIA LTD / THERMOLLOYED / STYRENE(w) NITRILE RUBBER THERMAL ACOUSTIC INSULATION :- A-FLEZ / K-FLEX / AEROFOAM VINDOFLEX / ARMACELL(x) PRESSURE GUAGES AND THERMOMETER :- FIEBIG / H-GURU / PRICOL / RADIX |
| 13 | Make for item No.1.01 to 1.10 (Contd...):-(y) CONTROLS :- INDFOSS / HONEYWELL / SPORLAND / RANCO / FLICA / RANUTROL / PENN-DONFOSS(z) FRESH AIR / PROPELLER FAN :- ALSTOM / CROMPTON / SARLA / ABB(aa) INDICATING LAMP :-VAISHNO / L&T / SIEMENS / IMP / RASS / CONTROL / TEKNIC / CROMPTON / KAYCEE / SCHNEIDER (TELEMECANIQUE)(ab) AMMETER / VOLT METER DIAL TYPE :- AE / IMP / UNIVERSAL / RISHABH / KEYCEE / MECO / ENERCON / INDOTECH / INERCON(ac)SELECTOR SWITCH :- L&T / IMP / AE / KEYCEE / THAKOOR / RECO / VAISNO / SALZOR / RASS/ CONTROL / HPL(ad) CT / PT :- CROMPTON / GREEEVES / SCHNEIDER / ABB / SEIMENS(ae) GI DUCTING :- JINDAL / NATIONAL / NIPPON / DENRO / SAIL / TATA(af) DUCT :- DUCTOFAB / ZECOAIRCON / WAVES / AIRCON(ag) VOLUME CONTROL :- CONAIRE / TROX / JOHNSON / CONTROLS / COSMOS(ah) DAMPER GRILES / DIFFUSERS / LOUVERS :- CONAIRE / TROX / JOHNSON / CONTRLS /AIRFLOW / AIRPRO/ CARYAIRE(aj) MOTORIZED FIRE CUM SMOKE DAMPER WITH ACTUATOR :- JOHNSON / CONTROLS / COSMOS / GREEN HECK / SYSTEMATIZE(ak) CABLE TRAY :- RMCON / ELCON / LOTCO(al) VARIABLE FREQUENCY DRIVES :- DONFOSS / HITACHI / ABB / SIEMENS / GRUNDFOSS / ARMSTRONG / SALMOSON / ALLEN BRADLY(am) PVC WATER TANK :- SINTEX / SHEETAL / DHARA |
| 14 | Dismantling and taking out u/s BER central type AC plant from plant room, 2 x 22.5 TR capacity with all equipments, AHU, pumps, foundations, control panel and other parts in plant room complete and making good the disturbed surface as per existing and as required for the new plant complete all as specified and directed.Note :- Plant shall be kept / stored as directed by engineer in charge at AGE E/M Store Yardand rates for transportation / labour shall be deemed to be included in the item quoted rates. |
| 15 | Dismantling and taking out u/s AC ducting from AC plant from plant room and air conditioned room / space complete with all fittings and fixtures and including making good existing surface complete all as specified and directed. |
| 16 | Dismantling wall and ceiling board or insulation board /slabs/blanket any thickness including cover fillets / frame etc complete all as specified & direted. |
| 17 | S&F Powder coated Gl frame work for seamless ceiling comprising of Gl perimeter channnel 0.55 mm thick with two unequal flanges of 20 and 30 mm and web of 27 mm fixed to surrounding wall using nylon sleeves and screws at 450 mm centre to centre/intermediate channel 0.9 mm thick having two equal flanges of 15 mm each and web of 45 mm suspended from soffit at approx 900 mm centre to centre with Gl cleat and steel expansion fasteners with and including ceiling section (not exc 1.2 m length) of 0.55 mm thickness having kurled web of 50 mm and flange of 26 mm each with lips of 10.5 mm fixed to the intermediate channel with connecting clips across the intermediate channel at 457 mm centre to centre. including hangers 6 mm dia. G.I. (upto 1200mm length) adjusting level fixed to roof slabs etc complete all as specified & directed. |
| 18 | M&L for 4 mm thick non asbestos fibre cement building board designer as in ceiling of size 600 x 600mm fixed to GI snap grid frame workcomplete all as specified & directed. |
| 19 | M&L for refixing after repair of non asbestos fibre cement building boards fixed or laid/ inserted to timber/GI/Aluminium framework with screws complete all as specified and directed. |
| 20 | M&L in repair for earthing complete with galvanized steel earth plate electrodes 600 mm x 600 mm x 6 mm thick buried directly in ground, earth plate not less than 2.25 mtr deep below normal ground level with top edge of the plate not less than 1.5 mtr below normal ground level connected to and including galvanized steel earth strip 25 x 4 mm by means of bolts, nuts, check nuts and washers of galvanized iron and using charcoal and salt upto plate edge level inlcuding PCC pit in PCC 1:2:4 type B-1 using 20 mm graded crushed stone aggregate, RCC frame with 40 mm thick RCC cover reinforced with 8 mm dia deformed bars handle including excavation and earth work in any type of soil medium grade GI watering pipe 20 mm bore with funnel and wire mesh and light grade GI protection pipe 40 mm bore main board complete all as shown in electrical plate No.3 of SSR Pt-I of 2009 connected to equipment and testing on completion complete all as specified and directed. NOTES:- (i) On testing, after completion of Job, if desired earth resistance is not obtained, the earthing shall be redone at without any extra cost by contractor. (ii) Earth lead wire and its protection pipe upto and including 7.50 M from the top of earth electrode are included under this item and additional length if required at site will be measured and paid separately under respective item. |
| 21 | S&F of GI strip of size 25 mm x 4 mm thick duly fixed with wall / floor / equipment complete all as specified and directed. |
| 22 | S&FSteel Tubes, light grade, galvanised,40 mm bore with all fittings, and fixed to walls and ceiling or laid in floors etc complete all as specified and directed (This item will be required as and when earth contivity strip required beyond 7.5m for any earthing). |
| 23 | Taking down copper/aluminium point wiring (light, fan, socket or power) complete, including fixture and fittings such as switches, ceiling roses, pendants, fan regulators, sockets, lamp holders, bell push, call bell, LED bulbs, light fitting etc. removing materials to store for keeping in safe custody or for taking credit (credit for above items should be made as per conditions separately) and making good disturbed surfaces of walls, floors, etc. complete and all as specified and removingfrom site. |
| 24 | M&L point wiring with 1.5 sqmm multi stranded copper conductor 1100 volts.grade FRLSH PVC insulated unsheathed cable with proper colour codingdrawn in includingPVC conduit medium grade not less than 20 mm dia with all accessoriesandFRLSH PVC insulated 1.5 Sqmm multi standard unsheathed copper wire for continues earth, sunk in cast iron/Pressed steel terminal boxes 60 mm deep & 1.6 mm thick duly painted with aluminum inside and anticorrosive paint out side, including 3 mm thick plastic laminatedsheet for mounting switches, sockets, fan regulators etcconnecting earthand making good to the disturbed surfaceof wall/floor and matching with existing specifications.Connections of cable with MCB\"s or bus bar shall be done through proper size copper/brassthimbles.Note :Conduit shall be fixed on surface of roof /Terrace with necessary saddles where concealing of conduitis not feasible at no extra cost for the following :-(a) One light /fan point controlled by one switch |
| 25 | Supply and fix switch piano flush button single pole one way 5 amps 240 volts with polycarbonate body complete all as specified and directed. |
