CERTAIN SANCTION WORKS AT DMRL, DRDL TECHINCAL AREAS UNDER GE(I) RND KANCHANBAGH HYDERABAD

Amount

Supply, Installation and Commissioning of Double Skin AHU with following specifications all as specified and as directed. AHU - 1 No. of 4400 CFM Cap, 50 mmwg St. Pr ( for Supply air) , Coil Capacity 11 TR(each 5.5 tr x2circuit) , Strip Heater bank : 15 KW ; 10 & 5 Micron filters , Mixing box , RA, SA & FA dampers all as specified and as directed. The panels shall be made out of 25 + 2 mm thick fabricated out of pre coated 0.8 mm thick GI on outer side and 0.6 mm thick Equivalent on inner side with PUF insulation density of 38 + 2 Kg/Cu.m. The framework shall be of internally coved extruded Aluminium and thermal break hollow sections. AHU shall comprising of mixing box section with Aluminium air foil blade low leakage type F/A & R/A dampers suitable for manual operation. Fresh air with 10 micron filter,Pre filter section with flange type 5 micron filters, Coil section with 6 row INTERLACED / INTERWINTED design DX cooling coil to make multi distributers for multiple circuits as per the site requirement. Heater bank with high efficiency finned heater mounting on insulated porcelain supports with fire retarded cabling etc., Heaters shall be operated with PID controllers in conjunction with temperature & RH controllers, insulated SS 304 stainless steel drain pan, fan section with DIDW Limit Load centrifugal fan, EFF1 motor, CFL lamps for filter sections, fan section with on / off switches for operation from outside, limit switch for the fan section access door with a view port, belt drive with taper lock bush pulleys. fire retardant flexible canvas connection between fan & AHU panel, internal vibration mounts under the fan & motor frame, Install Differential pressure Gauge/Switch (Photohelic type) across fine filter section and across pre-filter section. All the internal wiring of the unit for lamps & door interlock etc shall be in the scope of the AHU vendor(All the dampers shall be low leakage aluminium aerofoil design and suitable for manual operation. Scope includes suitable starter panel, temperature controller). Make : Sagar Air / Zeco / Ethos / Edgetech / Voltas/citizen Note:- Complete installation shall be carried out by OEM partner only.

Supply,Installation, testing, commissioning of Scroll type compressor operated with 410 A/407c gas, Condenser units of following 5.5 TR ( 2 NOS by for each AHU ) capacity including Thermostatic Expansion valves one per each circuit, Filter drier with H S valve saftey control and thermostat and PLC control panel , inter connected control / power cables and other accessories etc. The unit shall be precharged and included with any top up charging at the time of commisioning , the controls , vavles and accessories along with the equalisation timer , seqencitial controller and the expansion devices and its safities shall be included in the cost of the unit. Electronic remote control to operate AHU fan and condensing units , indication lamp, HP/LP cutouts indications etc . all as specified and as directed. Make : Hitachi / Carrier / O General/VOLTAS

Supply, Installation, Testing and commissioning Liquid line 5/8"with fittings of hard copper piping for Condenser units pre formed sections including supporting fixtures and accessories etc., complete all as specified and as directed.

Supply, Installation, Testing and commissioning suction line7/8" with fittings of hard copper piping for Condenser units with insulation of 6 mm thick Nitrile Rubber pre formed sections including supporting fixtures and accessories etc., complete all as specified and as directed.

Supply, Erection, Testing and Commissioning of Drain piping with C PVC Pipe 25MM dia all as specified and as directed.

Factory fabricated GI ducting using class VIII sheets / coil, galvanised hardware & supports, silicon sealant at all joints, angle frame flanges for all the joints, bracing angles and minimum 5mm thick neoprene rubber gasket all as specified and as directed.

M&L for factory fabricated GI ducting 24g using class VIII sheets / coil, galvanised hardware & supports, silicon sealant at all joints, angle frame flanges for all the joints, bracing angles and minimum 5mm thick neoprene rubber gasket all as specified and as directed.

M&L for factory fabricated GI ducting 22g using class VIII sheets / coil, galvanised hardware & supports, silicon sealant at all joints, angle frame flanges for all the joints, bracing angles and minimum 5mm thick neoprene rubber gasket all as specified and as directed.

Supply , laying of Duct insulation 19mm thickness with aluminium foil faced Class O XLPE material by using SR998 adhesive of following thickness all as specified and as directed.

Supply, erection,testing and commissioning of Aluminium low leakage aerofoil design volume control dampers suitable for manual operation all as specified and as directed. Make : Sagar Air / Air Master / System Air / Air breeze

Supply , erection, testing and commissioning of Aluminium powdercoated CONTINUS GRILL WITH COLLAR DAMPER all as specified and as directed. Make : Sagar Air / Air Master / System Air / Air breeze

S&F MS structural works including anchor bolts wherever necessary (Make : Hilti / Fischer ) painted with one coat of red oxide and two coats of approved colour enamel paint to suspend AHU and for other related requirements all as specified and as directed.

Supply, laying and commissioning of 3.5 core 120 Sq.mm Aluminium XLPE Armoured Cable 1.1 KV grade PVC insulated armoured aluminium conductor cable, in built up cable trench / on cable tray with all installation materials.

Supply, laying and commissioning of 3.5 core 16 Sq.mm COPPER XLPE Armoured Cable 1.1 KV grade PVC insulated armoured COPPER conductor cable, in built up cable trench / on cable tray with all installation materials.

Supply, laying and commissioning of 4 core 6 Sq.mm COPPER XLPE Armoured Cable 1.1 KV grade PVC insulated armoured COPPER conductor cable, in built up cable trench / on cable tray with all installation materials all as specified and as directed.

M&L for Earthing complete with galvanised steel, earth plate electrode 600x600mm x 6mm thick buried directly in ground vertically (earth pit not less than 2.25 mtrs below ground level ) with top edge of the plate not less than 1.5 mtrs below normal ground level connected to galvanised iron 25 x 6 mm strip as earth lead by means of bolts, nuts, check nuts and washers of galvanised iron/steel all as shown in electrical plate No 3 on page 497 of MES schedule 2009 part - I connected to main switch board/main DBs/earthing test point including all necessary excavation and earth work in hard/dense soil common salt and charcoal dust mixed and packed 150mm thick all round the GI earth plate, watering pipe 20mm dia GI medium grade. GI sheet 0.63 mm thick funnel, wire gauge, 50mm thick RCC cover in PCC 1:2:4 type B1 duly reinforced with MS round bars 6mm dia @ 150c/c both ways and pit/chamber in PCC 1:3:6 type C1 with suitable lifting handle to cover, GI protection pipe 40mm dia light grade up to 7.5mtr from electrode GI pipe to be fixed with complete all as specified and directed.

Supply and Laying Under Ground/Above Ground 25 x 6 mm G.I. Flat earth strips/ conductors including all necessary interconnections between earth station and equipments and Earth excavation and Back filling complete all as specified and directed.

Supply and fixing of 150 mm wide size GI Perforated type cable tray including Cover made out of 2mm thick GI sheet, including MS supports /Threaded rods and anchor fasteners where ever required as per site conditions complete all as specified and directed.

Supply & fabrication and installation of LT Panel Board EACH CPRI approved cubical type made of 2 mm thick sheet steel indoor type with IP 67 grade of protection CRCA sheet powder coated with support of angle iron of 50 x 50 x 6 mm angle iron bottom legs with minimum height of 20 cm frame with double hinged front openable shutters of each feeder control unit with locking arrangement in front and back openable inspection doors PVC sleeved Aluminium bus bar of 500 Amps capacity for each phases and half neutral fixed on suitable insulator all housed in suitable bus bar chamber and cable alloy including provision and fixing of digital Voltmeter -01 No, Ammeter-01 No. CTs of suitable ratio, and Indicating LED type lamp for Red,Yellow and Blue in comer phases complete along with provision of necessary cable entry/exit boxes for all incoming and out going cables with suitable cable glands etc fixed on suitable PCC foundations of suitable size,testing and commissioning complete and consisting following :- (Drawing of Panel and connections shall be approved by Engr-in-Charge before starting the panel work. (a) MCCB 4 Pole 160 Amps 35KA -01 No. (as Incoming) (b) MCCB 4 Pole 100 Amps 25KA -02No. (as Outgoing)

Supply, laying and testing cable XLPE Insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 95 sq mm 3½ core all as directed by Engineer-in-Charge

Excavation in trenches not exceeding 1.5 m wide and n.exc. 1.5 m deep for foundation of poles/stay/cable etc including getting out in any type of soil complete all as specified and directed

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25 cm in depth complete all as directed.

Removing excavated material n.exc. 50m and depositing where directed at a level n.exc. 1.5 m above the starting point complete all as directed.

M&L Sand cushioning to cable with dry fine sand in trenches 8 cm below the cable and 15 cm above the cable after laying complete all as specified. Note : Only punned thickness shall be measured.

M&L Bricks laid in trenches flat with width equal to length of brick for cable protection well burnt sub class 'B' laid across the cable complete all as specified.

Material and Labour for cutting existing BT road/PCC of size 45cm x 60cm for taking out/laying of underground cable and including necessary earth work and refilling the same in layers well ramming including watering as required and matching with the existing surface with 200mm thick PCC 1:2:4 type B1 and curing the same with wet gunny bags and removing debris to a distance not less than 50m complete all as specified and directed.

M&L for Earthing complete with galvanised steel, earth plate electrode 600x600mm x 6mm thick buried directly in ground vertically (earth pit not less than 2.25 mtrs below ground level ) with top edge of the plate not less than 1.5 mtrs below normal ground level connected to galvanised iron 32 x 6 mm strip as earth lead by means of bolts, nuts, check nuts and washers of galvanised iron/steel all as shown in electrical plate No 3 on page 497 of MES schedule 2009 part - I connected to main switch board/main DBs/earthing test point including all necessary excavation and earth work in hard/dense soil common salt and charcoal dust mixed and packed 150mm thick all round the GI earth plate, watering pipe 20mm dia GI medium grade. GI sheet 0.63 mm thick funnel, wire gauge, 50mm thick RCC cover in PCC 1:2:4 type B1 duly reinforced with MS round bars 6mm dia @ 150c/c both ways and pit/chamber in PCC 1:3:6 type C1 with suitable lifting handle to cover, GI protection pipe 40mm dia light grade up to 7.5mtr from electrode GI pipe to be fixed with complete all as specified and directed.

S&F recess mounted LED high bay light with IP-66 protection pressure die cast body with high power SMD LEDs as light source of luminous efficacy 150lm/watt 120W, 240V, 5000K CCT, aluminium heat sink alongwith inbuilt elctronic driver, wide beam angle , including hanging the fitting with required hook arrangement required at site.

Supply, Install, Testing and Commissioning Inverter type Hi-wall Split type Air Conditioner of capacity 1.5 TR, 5 star rated complete with Indoor and Outdoor units complete with all accessories, twin rotary compressor, copper condenser, wide air flow blade, auto clean, auto restart, operating mode, cool, dry, fan, suitable for working on 240 Volts, single phase, AC, 50Hz with cordless remote control unit, Anti bacterial dust filter, refrigerant copper piping, control cable, water drain pipe of adequate length and size including intial filling of suitable refrigerant gas upto required quantity and AC should be latest current year model of manufactureres and including providing Voltage stabilizer of capacity 5 KVA for automatic operation, single phase naturally air cooled indoor type, external wall mounting and designed for input variation between 170 V to 250 V with output voltage stabilized at 230 V with accuracy of ± 2.5% and making all connections complete all as specified and directed.

Supply, Install, Testing and Commissioning Inverter type Hi-wall Split type Air Conditioner of capacity 2TR, 5 star rated complete with Indoor and Outdoor units complete with all accessories, twin rotary compressor, copper condenser, wide air flow blade, auto clean, auto restart, operating mode, cool, dry, fan, suitable for working on 240 Volts, single phase, AC, 50Hz with cordless remote control unit, Anti bacterial dust filter, refrigerant copper piping, control cable, water drain pipe of adequate length and size including intial filling of suitable refrigerant gas upto required quantity and AC should be latest current year model of manufactureres making all connections complete all as specified and directed.

Supply and fix Voltage stabilizer for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 170 V to 250 V with output voltage stabilized at 230 V with accuracy of ± 2.5% and of capacity 4 KVA complete all as specified and as directed.

Supply and fix 3 ton Tower AC's Floor type NA-Star rating for the capacity of >10,465 Watts (>9000kcal/hour) Split Air conditioner indoor unit -floor standing type/Tower type IS1391(part2) Non Inverter AC 415V,3 Phase, 50 Hz, AC R32 GWP 675(for R32) Model Turbo Mode, Dehumidification mode,Dry Mode,Eco saving, Timer ,Swing,fan speed control.On/Off Auto off, Auto restart, indoor Temperature indicator,Dust Filter,sleep mode Noise level as per Table 5 ,CI9.13 of IS 1391(Part 2) 2023 complete all as specified and directed.

Material and Labour for sub main wiring with 4 runs of 6 Sqmm single core ISI marked PVC insulated unsheathed cable 1100 Volts grade multistranded copper conductor cable drawn through in and including surface/concealed rigid PVC conduit medium grade of size not less than 25mm dia and conduit accessories such as bends, tees, junction boxes type on walls, roof, floors etc.. including providing 2 runs of 6 Sqmm PVC insulated unsheathed multistranded FRLS copper conductor cable as earth continuity conductor and connecting to earth dolly wire including taking down unserviceable sub main wiring and conduit all as specified and directed. Note :- 6 Runs of 6 sqmm cable and 1 run of PVC conduit shall measured as one unit. Make For Copper wire : Finolex/Nicco/Havells/Gloster/KEI For PVC conduit : Sudhakar/Polyplast/Supreme/GM Make of Gang Boxes: GM/Havells/Legrand

Material and Labour for sub main wiring with 2 runs of 4 Sqmm single core ISI marked PVC insulated unsheathed cable 1100 Volts grade multistranded copper conductor cable drawn through in and including surface/concealed rigid PVC conduit medium grade of size not less than 25mm dia and conduit accessories such as bends, tees, junction boxes type on walls, roof, floors etc.. including providing 1 run of 4 Sqmm PVC insulated unsheathed multistranded FRLS copper conductor cable as earth continuity conductor and connecting to earth dolly wire including taking down unserviceable sub main wiring and conduit all as specified and directed. Note :- 3 Runs of 4 sqmm cable and 1 run of PVC conduit shall measured as one unit. Make For Copper wire : Finolex/Nicco/Havells/Gloster/KEI For PVC conduit : Sudhakar/Polyplast/Supreme/GM Make of Gang Boxes: GM/Havells/Legrand

S&F metallic AC earth plug and socket with sheet metal enclosure with MCB SP 20A for (3 phase) 8 Nos complete all as directed. Make: L&T/Legrand/Schnieder/Havells/HPL

vvcenterprises (BID ID -3101392)

SUN LIGHT HOUSE (BID ID -3099774)

MVS ENTERPRISES (BID ID -3097882)

Universal refrigeration and Engineering Company (BID ID -3097925)

M/S GDR CONSTRUCTIONS (BID ID -3103328)