GENERAL-Replacement of the Unserviceable AHU Unit in the 3D Court Hall on the Third Floor of the High Court Building,Kerala.-Replacement of 1 Nos AHU unit-Electrical AC Work

OD94485/2026-2027:Supply, installation, testing and commissioning of the following Chilled Water Double Skin Ceiling Suspended Air Handling Unit with Pre-filter EU4 50 mm box type , 6 row Chilled water coil (copper tube and aluminium fins construction), Fan section, Low Leak volume control damper, Flexible Duct connections, Chilled Water Pipe Connections etc but without mixing box. complete as per specifications as required. Constructional Features Outer Skin - 0.6 mm Pre coated GSS Inner Skin - 0.6 mm Plain GSS Panel - Minimum 40 mm thick and 40 Kg/Cum density PUF Thermal Break Profile Fan Section - Direct driven type backward curved Plug fans with IE-2 motor ESP - 250 Pa ( Make: SYSTEMAIR / VTS / ZECO/ EDGETECH / LUFTECH) 4000 CFM / 10TR

OD82220/2026-2027:Supply and installation of AHU By-pass starter panel with VFD with all safety requirements and wiring to AHU as recommended by AHU OEM.

16.2.11:Supplying, laying/ fixing, testing and commissioning of following nominal sizes of chilled water piping inside the building (with necessary clamps, vibration isolators and fittings but excluding valves, strainers, gauges etc.) duly insulated with following closed cell elastometric nitrile rubber of minimum 45 Kg / cu m density, thermal conductivity 0.037 W/MK or better at 20 deg mean temperature class 'O' insulation applied by suitable rubber based adhesive complete including repairing of damage to building etc. as per specifications and as required complete in all respect. Note:-The Pipes of sizes 150mm & below shall be M.S. 'C' class as per IS: 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above.Chilled water piping of nominal size- 50mm dia. (32mm thick fiber glass insulation) COST

16.7.1.7:Supplying,fixing,testing and comissioning of following valves,strainers, guages in the chilled water plumbing duly insulated to the same specifications as the connected piping and adequately supported as per specifications.BUTTERFLY VALVE (MANUAL) 50mm

OD82218/2026-2027:Supply, Installation, testing and commissioning of 2 way Modulating Valves, PN16 Rating. The balancing should be done only in valve and not in the actuator. Cast Iron body, Flanged Ends Connection Duly mounted with non Spring Return Modulating type actuator IP42/54 with suitable thermostat. The insulation shall be of 38 mm class 0 (2 layers of 19mm) closed cell nitrile rubber with adhesive as recommended by OEM along with vapor barrier coating of foster / seal face. ( Make: HONEYWELL / DANFOSS / / SIEMENS ),50mm Dia

16.7.4.7:Supplying,fixing,testing and comissioning of following valves,strainers, guages in the chilled water plumbing duly insulated to the same specifications as the connected piping and adequately supported as per specifications. Y - STRAINER of Ductile Cl Body flanged ends with stainless steel strainer for chilled / hot water circulation including insulation as specified. Y- Strainer of Ductile of 50 mm dia

OD82221/2026-2027:SITC of insulated condensate drain piping out of PVC-6kg/cm2 pipes complete with hangers/ supports/ clamps/clips and all fittings etc and insulated with 13 mm thoick nitrile rubber sleeves and joints sealed with 50 mm black PVC tapes-25 mm dia

16.8:Providing and fixing in position the industrial type pressure gauges with gun metal / brass valves complete as required

16.9:Providing & fixing in position the mercury in glass industrial type thermometers.