Name of Work: Name of work: SITC of (4+2) x 14 TR High Precision Package type AC units for Mini DC, GR site and NMS under Phase IX.2 of 4G Project at 7th floor, Telephone Bhavan, Saifabad, Hyderabad. SH:- Providing Cold Aisle Containment, SA Grills and OC works (Recall).
Sl. No.
Item Description
1
SUB HEAD-I: COLD AISLE CONTAINMENTTOP CONTAINMENT:- Supply of polycarbonate UL V-0 Plastic ceiling panel of 4 mm thick transparent sheet or equalent, with aluminum frame with Black powder coated of aluminum sections of 1.2 mm thick and the frame should be made up of rectangular box section of 48mmx25 and L sections of size 25x25 mm for fixing of panels, or equalent support structure along with required accessories.
2
Double Leaf Sliding Doors with Door Closer:-Double sliding door with auto closer kit in 27mm x 60mm Jindal 16 gauge section, with 10 mm thick solid polycarbonate sheet i/c all accessories and fittings. The frame work for door will be aluminium section of 63.5mm x 38mm of 16 gauge thickness.(Size 1200mm x 2150mm)
3
Double Leaf Sliding Doors with Door Closer:-Double sliding door with auto closer kit in 27mm x 60mm Jindal 16 gauge section, with 10 mm thick solid polycarbonate sheet i/c all accessories and fittings. The frame work for door will be aluminium section of 63.5mm x 38mm of 16 gauge thickness.(Size 1800mm x 2150mm)
4
Single Leaf Sliding Doors with Door Closer:-Single sliding door with auto closer kit in 27mm x 60mm Jindal 16 gauge section, with 10 mm thick solid polycarbonate sheet i/c all accessories and fittings. The frame work for door will be aluminium section of 63.5mm x 38mm of 16 gauge thickness.(Size 1200mm x 2150mm)
5
Dummy Panels:- Customized Fire Retardant Rigid panel at location where rack is absent / for future use. UL V-0 Polycarbonate Plastic 4 mm sheet cut in accordance to the rack for the said cold aisle enclosure with support taken from the Top Panel and false floor .Aluminium Frame of size 40 x 18 mm handle with Powder coating along the perimeter with suitable size . Non Scratch resistant.
6
Top Panel Raiser:- 25 mm x 50 mm Hollow Pipes to raise top containment.
7
SH-II:- Supply Air Grills, Return Air Grill, COWL & PAC unit motorised dampers)SUPPLY AIR GRILLS:- Supplying and fixing of floor mounted Supply Air Grills of size 600mm x 600mm with 1. 5mm thick alluminum louvers and 30degree slant and properly powder coated in matching with the colour of false floor and having adequate strength for 500kg weight along with volume control dampers flush mounted on false floor. The outer frame should be min 3mm thick MS plate construction and be free of rough edges and louvers must not project our of MS frame, complete assembly is to fit seamlessly in the existing tile etc., as required. Minimum 60% area of florr grill should be supply air area. The air leakages through closed damper should not exceed 5% of fully opened air quantity. The settingd shold not get disturbed by flow of air through it. The grills must have two removable and reversible quadrants so as to facilitate air flow on both sides without disturbing the tile. The tile should have two lifting hooks on both sides, which go inside the tile, when resting on the floor.
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