Military Engineer Services Tender

Taking down old UNSV split,window AC included metal clad socket, copper tubes, included outdoor unit from various location and keep at MES yards or store.

Supply and fix Voltage stabilizer for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 150 V to 250 V with output voltage stabilized at 230 V with accuracy of ± 2.5% and of capacity 5 KVA, complete all as specified and directed by Engineer-in-charge. Make:- Blu Bird, Micro teck, V-Guard.

Supply and fix Voltage stabilizer for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 150 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 directed by Engineer-in-charge. Make:- Blu Bird, Micro teck, V-Guard.

M&L Sub main wiring complete with non-metallic rigid PVC insulated fire retardant grade unsheathed 1100V grade multistranded copper conductor cable 2 run of 6 Sqmm single core confirming to IS-694 with copper conductor drawn through PVC casing capping/conduit heavy duty and accessories in walls, roof and floors along with 1 run of 6 Sqmm PVC insulated unsheathed cable with multistranded copper conductor as earth continuity conductor complete including chase cutting by cutter concealed in PVC conduit all as specified and as directed by Engineer-in-Charge. Make: Plaza/Havells/Finolex

Supply , install , commissioning and testing of Air Cooled Packaged Air Conditioners, comprising of Hermetic/Semi - Hermetically sealed Reciprocating or Hermetically sealed Scroll Compressors with microprocessor based control, including copper refirgerant piping, electrtical interconnection between indoor and outdoor units , suitable for operation on R - 407c/R -410a refrigerants and of nominal capacity 7.5 Ton Note: 1) Making hole in wall, insulation of copper tubes, PVC drain pipe 3 Mtr, stand for outdoor unit (wall mounted/roof top type), T&P required for installation & making good the disturbed surface is deemed to be included in quoted rates Make:- Voltas, Blue star.Not:- 2 Refrigerant measure seprately.

Taking down old UNSV air cooled Package Type AC complete set, supply/return air ducting fabricated out of GI sheet 22 Gauge thickness with also remove hanging fastener hook,bolt,GI hanging wire,iron strip with J hook etc, complete all items deposited to the MES store yardas .

Supply and fixing in replacement of aluminium powder coated grills / diffusers for supply air/return air duct, size 400x 400mm, square type with MS volume control dampers complete all as specified and directed by Engr-in-Charge.

M&L for thermal insulation for ducts with 9mm thick nitrile rubber insulation as well as silver heating insulation complete all as specified and directed by Engr-in-Charge.

Design,Supply ,fabrication installation of air distribution system made out of 24 gauge(OGI Sheet) galvanized steel section ducting of thickness as peer Indian Standard (IS 655:1963) including 3 mm rubber gasket ,nut and bolts for jointing.The supply air and return air duct over the ceiling with necessary inbuilt stiffeners to maintain desired noise level from AHU to condition room ,of commercial grade VII as per IS 655 with main air chamber complete with insulated with TF quality EPS sheet 50 mm thick density not less than 36 Kg /Cum and covered with chicken wire mesh ,vapour barrier PVC aheet and 10 mm thick cement and plaster with suitable MS supporing arrangements from floor /RCC roof/Ceiling /Wall.

Design,Supply ,fabrication installation of air distribution system made out of 22 gauge(OGI Sheet) galvanized steel section ducting of thickness as peer Indian Standard (IS 655:1963) including 3 mm rubber gasket ,nut and bolts for jointing.The supply air and return air duct over the ceiling with necessary inbuilt stiffeners to maintain desired noise level from AHU to condition room ,of commercial grade VII as per IS 655 with main air chamber complete with insulated with TF quality EPS sheet 50 mm thick density not less than 36 Kg /Cum and covered with chicken wire mesh ,vapour barrier PVC aheet and 10 mm thick cement and plaster with suitable MS supporing arrangements from floor /RCC roof/Ceiling /Wall.

Interconnecting electrical cabling for Package units between indoor & outdoor units(12 RM per Circuit)

S & F for Refrigerant Charging

Canvass connection fire retardant (1 No per machine)

Copper refrigerant piping for Package split units duly insulated with nitrile tube and supported (10 RM per Circuit)

Hard PVC Drain pipe of 25 mm dia with fittings duly insulated(10 RM Per Machine)

MS stand for Ductable outdoor units

Supply and fixing in replacement PVC insulated, FRLS, armoured, heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 35 sq mm 3.5 core all as specified and as directed by Engineer-in-Charge. Make: Plaza/Havells/Finolex

Supply, installation, testing and commissioning of floor mounted indoor type, IP 54 protection, factory made cubical & compartmentalized, front access type, medium voltage electric panel of dust and vermin proof, fully tropicalised construction,front openable door and shutters with locking arrangement, made out of 14 SWG(2.0 mm thick) CRCA sheet steel, factory fabricated, Powder coated, suitable for operation on 450 Volts, 3 phase, 4 Wire,50 Htz, AC Supply complete with all interconnections and consisting of all accessories. BUS BAR CHAMBER :- (a) 630 Amp 3 Strips & Neutral Strip , Aluminium conductor, with color coded heat shrinkable sleave and shall be mounted on non hygroscopic, non combustible, track resistant, high strength DMC material, interconnection of all incomings & outgoings. INSTRUMENT CHAMBER :- (i) Digital Volt Meter, 96X96mm, flush type rated 0-500V, with Volt meter selector switch- 01 Set. (ii) Digital Amp Meter, 96X96mm, flush type rated 0-600A, with Amp meter Selector switch- 01 Set. (iii) C.T's 600/5 A CL 1.0 Tape Wound- 01 Set. (Set of three) (iv) Red,Yellow,Green Phase indicating Lights LED type 220V AC- 1 Set (Set of three). (v) Protection MCB 6 A SP C Series- 1 Set. (Set of three). Make of Metering Accessories :-L&T/ AE/ Trinity/ Schneider. INCOMING SUPPLY :- (i) MCCB 315 Amp ,4 Pole 50 KA , 415 V(ICS=ICU=ICW for 1 Sec) ,thermal Magnetic Release (Manual Drawout Type ) of capacity 315 Amps OUTGOING SUPPLY :- (i) MCCB 125 Amps 36 KA ,4 Pole with Fixed thermal & magnetic release 415 volts , 50Hz,=05 Nos Note : Panel layout shall be approved by the accepting officer before fabrication. Note :Civil Masonry work required for installation of Package type AC Plant i.e foundation for Package Type AC units ,LT Panel & other remaining item incl number of earthings as per manufacturers recommendation making and opening in wall for duct work ,return air grill ,cable duct work etc & making good disturbed surfaces matching with existing specification false ceiling works as per site requirement for opening and fixing of ducting & finishing of opening as per site requirement complete all as specified and directed .

M&L for Rubber Matting one sided chequered and other side plain 19 mm thick insulated for 11000 Volts ISI Marked in Standard size 2m x1 m

Supply,Installation & Testing One No Temper Proof Electronic Digital Thermometer ,Hygrometer with recording & display facility fixed at Plant Room from Relative Humidity & Return Air Temp Sensor with necessary fixing arrangement