PROVN OF QTY-SEVEN SPLIT TYPE AIRCONDITIONERS AT VARIOUS LOCATIONS AT AF STN NAL UNDER GE (AF) NAL

Supply and install hi wall split units inverter type with indoor/outdoor complete with cordless remote control unit and with in built air ioniser and Plasma filter for better indoor air quality with minimum BEE 5 Star rating ,electric driven single phase of capacity 1.5 TR with non CFC refrigerant/ecofreindly R-32 refrigerant suitable for continuous operation at ambient temperature upto 50 degree Celsius or above including making electric connection with 4 Sqmm single core multi stranded copper conductor FRLS cable from indoor unit to outdoor unit ,copper pipe required to connect outdoor unit and indoor unit and suitable size PVC pipe having nylon threaded reinforcement for condensed water from indoor unit to outside the bldg drain complete all as specified and directed. Note : (a) Outdoor unit should be mounted on suitable size bracket embedded in the wall/roof as recommended by the manufacturer.Rate quoted by the contractor should include the cost of all above accessories no extra payment will be made. (b) Copper condenser coil of outdoor unit necessary.

Supply and fix Voltage stabilizer for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 170 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.

Supply and fix Single pole and neutral enclosure with a two pin and earth plug and socket complete with one single pole MCB 20 Amp 240 volts complete all as specified and directed.

Supply and fix MCB SP 6-32 Amp complete all as specified and directed.

Supply and fixing Vertical load line DB double door TPN 4 way IP 43 protection suitable for mounting 4 pole MCCB 63 Amps 16 KA sheet metal enclosure with isolated neutral bus bar suitable for Door earthing, insulated 200 Amps rated busbar assembly for mounting MCB single pole/ three pole including MCCB 63 Amps 16 KA complete all as specified and directed. Note : Rate quoted shall deemed to be including for cutting existing wall for fixing DB in concealed making connections of sub main wiring (incoming and outgoing) with suitable size of cable lugs etc. and making good the existing surface.

M&L for sub-main wiring with two single core 4 sq mm FRLS PVC insulated unsheathed stranded copper conductor cable drawn through including chasing cutting in any type of masonary including 20 mm dia non-metallic PVC conduit fixed in wall including 4 sq mm copper earth continuity wire, accessories and connecting to earth dolly complete all as specified and directed. Note : 2 Run of 4 Sqmm for phase and neutral & 1 Run of 4 Sqmm for earth cable shall be measured as single unit length

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 25 Sqmm 4 core complete all as specified and directed.

Excavation in trenches not exc. 1.5 m wide and not exc 1.5 mtr deep in soft loose soil for laying / taking up/ taking down of cables and getting out and levelling of bottom surface to required level all as specified and directed by Engineer- in- charge.

Returning filling in Including spreading, levelling. Watering and well ramming soil in layers not exceeding 25 cm thick complete all as specified and directed.

Removing excavated material (ie soil) from site to a distance n. exc 50 mtrs away and depositing where directed at a level n. exc. 1.5 mtr above the starting point all as specified and directed by Engineer-in-charge.