SITC OF DUCTABLE AC UNITS

Amount

Supply, Installation on existing foundation/platform/ stand/frame, testing and commissioning of following rated microprocessor controlled air-cooled air-conditioning units with all components, controls, interlocking, electrical accessories including indoor & outdoor units, various motors, coils, filters, controller, pressure testing and gas charging as per detailed technical specifications attached etc. complete as required. The Air-conditioning unit shall be suitable for operation on 415V+/-10%, 50Hz, Three phase AC supply. Note : 1. If any a.c. unit of rating higher than that mentioned above is offered by the firm which meets the prescribed technical specifications shall be accepted by the department without any extra charges. 2. In case of replacement of existing AC plant/ AC units, dismantling of all components of existing air cooled AC units along with associated copper piping, ducting, electrical cables and panels, foundations MS works for indoor and outdoor units and all other associated components as per site requirement including cutting, handling and stacking at required place in the premises of the same building and handing-over to the department is included in the above item for which nothing extra shall be paid by the department.

5.5TR ductable A C units

Providing and fixing of following sizes of copper refrigerant piping (soft ananealed/hard drawn) with class 'O' tubular insulation and all accessories i/c cutting, bending, jointing, brazing etc. for refrigerent circuits of air-conditioning units, on existing surface complete as per specifications attached.

7/8" (with tubular nitrile rubber insulation)

5/8" (without tubular nitrile rubber insulation)

Providing and fixing factory fabricated/ site-fabricated GSS ducting i/c plenum of following sheet thickness, guide vanes i/c minor civil works making opening in the walls/partitions/floors and subsequent repairs etc. complete as per specifications and site requirement.

0.63mm (24 gauge)

0.80mm (22 gauge)

Providing/making & fixing canvass connection made out of fire-resistant canvas cloth and GI frame of size suitable for package/ductable a.c. unit etc. complete as required.

Supply & fixing of following type of damper of size upto 5sq.ft. made out of 18 gauge CRC/G I sheet used as fire damper,supply air damper or return air damper in main duct or branch duct or in return air path for package/ ductable AC indoor units as per site requirement. i/c nut bolt, gasket etc. as required.

Volume control damper

Supplying, Laying & fixing of 1.1KV grade XLPE insulated copper conductor armoured cables of following sizes on the existing MS Trays/walls/surface with saddles, screws etc. i/c 2 Nos 8 SWG Copper wire for loop earthing and end-termination of cables with brass compression gland and copper lugs etc. complete as required.

4 x 16 sq. mm

4 x 6 Sq. mm

6 x 1.5 sq. mm

Providing plumbing work for humidification circuits and drainage requirements including supply of cPVC/uPVC pipes, pipe fittings such as bends, reducers, elbows, tees, unions, flanges etc. for water supply/drain connection of various components of the system.

25mm dia (NB)

Supplying and Fixing 15 watt LED Type portable emergency light etc complete as required. (Make : Phillips or Similar superior make)

Providing & fixing cable tray, M.S structure for cables / refrigeration pipes / indoor units /outdoor units etc.fabricated out of M.S Channels/ Angles/ Flats/mesh i/c cutting, welding, painting, drilling holes, fixing on existing suraface etc complete as required.

M.S. flat/Angle iron/Channel/Tee/I -section

8mm M S rod

Supplying and fixing of following ways surface/ recess mounting,vertical type, 415 V, TPN MCB distribution board of sheet steel,dust protected, duly powder painted, inclusive of 200 A, tinned copper bus bar, common neutral link, earth bar, din bar for mounting MCBs (but without MCBs and incomer) as required.

4 way TPN double door

S/F of 6A to 32A rating 240/415V ,10 KA,"C" curve MCB suitable for inductive load of following poles in the existing MCB DB complete with connections testing and commissioning etc.as reqd

6 to 32 Amp TP&N

63 A 4P MCB