Inter University Centre For Astronomy And Astrophysics Tender

Supply, Installation, testing & Commissioning of Dual Coil Thermal Break Double Skin Type Horizontal Floor Mounted Air Handling Units complete with extruded aluminium section with 0.6 mm preplasticized/precoated GI sheet outside and 0.6 mm plain Galvanized sheet inside, 45mm thick PUF insulation of density minimum 40±2 Kg/m³ factory injected between panels by injection moulding machine, complete with blower section with plug fans having efficiency more than 70 %, vibration isolators, IE2 TEFC, class F, P 55 protection, VFD compatible motors suitable for 415±10% volts, 50 Hz, 3 phase AC supply or fans with EC motors, Dual copper cooling coils with aluminium fins (Chiller water coil for Chiller operation) & (DX coil for VRV Outdoor operation) view port, limit switch & with 2 Stage of pre-filter section with non woven synthetic media filter (90% down to 10 micron particle size) & fine filter (99% down to 3microns) as per schedule of equipments. The blowers should be AMCA Certified for air performance and Low sound rating. The drain pan shall be constructed out of 18g stainless steel duly insulated with U trap drain connection. Fan outlet velocity not to exceed 2000 fpm, provided with Return Air Mixing Box chamber having Four Side Flange for Duct Connection. Refer schedule of equipment for details & complete in accordance with specifications. 10 TR 6000 CFM

SUPPLY OF HEPA filter : CRCA powder coated Terminal Box with HEPA filter of 99.97% efficient down to 0.3µ (0.3 Micron) filtration (Bottom loading) with Box, VCD, port for POA testing and pressure drop measurement. Ceiling Mounted Bottom Loaded Hepa Housings with 16 G perforated grill. 610X610 mm - 1000 CFM - HEPA filter of 99.97% efficient down to 0.3µ (0.3 Micron)

SUPPLY OF HEPA filter : CRCA powder coated Terminal Box (Bottom loading) with Box, VCD, port for POA testing and pressure drop measurement. Ceiling Mounted Bottom Loaded Housings with 16 G perforated grill. 610X610 mm - Return Air Without Hepa Filters