WBPWD/EE-II/CKHED/eNIT08/26-27

Supplying, Installation, Testing and Commissioning of Inverter type 4.0 TR (3.2 EER) air cooled ducted split type air conditioning machine with each having a capacity and details as mentioned below suitable for operation on R 32/R-410A /R-407 Green refrigerant comprising of Scroll type compressor hermatically sealed complete with automatic capacity, safety switches, lubrication system with min 5 year (OEM) warranty for both compressor and Printed Circuit Board (PCB) , Suitable capacity squirrel cage induction motor having class 'B' insulation suitable for operation on 415 + 10% volts, 50 Hz, A.C. supply for Blower motor, Necessary drive arrangement for blower motor, Matching Air cooled condenser with necessary fittings for refrigerant piping connections, necessary structural support for mounting condensers, Microprocessor based control panel complete with accessories, machine Isolation / disconnect switch, valves and accessories to inter connect compressor and condenser including pressure testing, vacuum. Necessary starters suitable for Indoor & outdoor unit complete with O/L ,U/V, phase reversal protection, single phase preventors i/c copper conductor control and power cable and drain pipe of suitable size and length etc complete as required. The total cooling capacity/heating capacity of tested unit shall have a capacity as per relevant IS code. The lab testing reports as per IS: 8148 shall be submitted from National Accreditation Board for Testing and Calibration Laboratories (NABL) accredited as per ISO/International Electrotechnical Commission (IEC) 17025 standards / Central Power Research Institute (CPRI)/Electrical Research and Development Association (ERDA)with Original Equipment Manufacturer (OEM) etc. complete as per CPWD specification as required. (Make - Daikin / Mitsubishi Electric/ OGeneral/ Voltas)

Supplying & installation of M.S platform (for installation of ODU of 4 TR Concealed split AC) fabricated with two nos MS u-channel of size 75 mm x 40 mm x 40 mm, 6 mm thick at base incl. 2 nos drilled holes, horizontal angle of 40 mm x40mm x 5 mm in four outer edges and two nos angular support from bottom portion for transmitting the load centrally including 6 nos vertical MS angle of size 25 mm x 25 mm x 6 mm with 25mm x 3mm MS flat for barricading the structure properly for safe maintenance. The platform will be properly grouted inside the wall after cutting holes into the wall & grouting the same with cement concrete (1:1 ½ :3) etc. and painting. Area of the platform will be 2 Mtr. x 1.2Mtr. or as per machine configuration and load with adequate service aceess as per direction of EIC. (Approximate weight 55 kG) Structural design should be approved by E.I.C.

Suction Line 15.86 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm

Liquid Line 9.5 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm

Supplying and installaton of 100 mm width X 50 mm depth X 1.6 mm thickness of perforated painted with powder coating M.S. cable trays with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with two numbers MS/GI Suspenders i/c base of suitable size MS/GI angle, bolts & nuts, painting suspenders, fastener etc as required.

240 V, 32A SPMCB (Make: Legrand)

Supplying & Fixing of PVC water proof type Loop box (Make-Sintex) 8"X10" comprising of 2 way 32 A DP MCB (LK/Legrand) having hinged PVC top cover & 4 mm thick with rubber gasket lining,railway type mechanical locking arrangement etc. on wall as per direction of EIC.

Supplying and fixing DP sheet steel enclosure on surface/ recess along with 25/32 A 240 V "C" curve DP MCB complete with connections, testing and commissioning etc. as required