Public Works Department

Public Works Department has published Tender For supply installation testing commissioning Of Ac Machines At Dlsa Office Chamber Staff Offices In The District Court In Alipurduar- 1 Wiring in 1.1 KV grade single core stranded FR PVC insulated & unsheathed copper wire (Brand approved by EIC) of following sizes in 25mm PVC casing-capping (Precision make) incl. necy. PVC clips, fittings etc.(e) 2 x 56/0.3 (4 sqmm) + 1 x 36/0.3 (2.5 sqmm) 2 Finishing of the PVC insulated wire ends by socketting with pin/ ring type copper sockets and insulated tapes etc., including supplying sockets, tapes.--(i)upto 2.5 sqmm 3 (ii) 4 sqmm 4 S&F 240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection---6-32A, SP(As per EIC) 5 AC Installation Works:-Supply & Delivery of Hi-wall Split Air Conditioner having following specification. Cooling Capacity(KCal/Hr) -6000 KCal/Hr or higher STAR Rating - Minimum BEE leveling-3 Star or more (2018) IS compliance - IS 1391Refrigerant - R410A/R32Compressor - Rotary/Scroll ,Evaporator & Condensor Coil : Copper,Operating Outdoor Temparature = 50ºC and above,Power Supply - 230V,50Hz ( +Tolerrance as per applicable standard), [Make:-Hitachi/MitsubishiElectric /Blue star] 6 Installaion chargesof 1.5/2 ton capacity split RAC machne including making arrangement for outdoor unit by suitable size angle iron frame as per direction of EIC. 7 Supply and drawing of 3/8 85/4copper pipe with 12.5 mmthick nitrile rubber insulation along with other accessories on the surface of wall . 8 Supply & laying 11KV grade 4 core 2.5sqmm cu cable (Make Finolex ,RR Cable ,Havells) for connection between outdoor unit & Indoor unit of AC Machine. 9 Supply & Laying of Drain pipe (19 mm dia) for condensed water (Make-Supreme/Finolex) 10 S&F of 240V, 50Hz, 1ph OLP 3+ Starters with digital display for Split AC Machines (1STON/ 2TON) having rated current 21A, Voltage range 160V-270V, IP20, and provision to display the voltage, curent and any full indication (Make Electron) including necy connection (incl supply materials like wires, lugs etc if read) and commissioning afterwards 11 Make a Timer DB by the following items ---(1)S&F Double-door SPN MCB DBwith IP-42/43 protection, concealed in wall after cutting the wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment..2+8 wayEnclosure (DHDPSNODRW08) Make-Havells 12 (2) Supplying and fixing 240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail ofexisting DBs and necessary connection6 apm,DP, Make-Havells 13 (3) S&D 24 Hour Analog Time Switch (SST* - 15 min) ,Cat no-DHTED15016, Make-Havells 14 (4) S&D 4 Pole Power Contactors with AC Coil, 25Amp, 4NO Power pole, cat no- IHPHC025100 , Make-Havells 15 (5) Auto -Off- manual 3 position toggle switch, 240v ac, 10 Amp . Last date of submission for this tender is 2024-09-02. This is a Din Rail tender in Alipurduar, West Bengal