Reinstallation of AC machines and replacement of existing conventional light fittings and PVC wall fans at the office of the Directorate of Library Services WB at Bikash Bhawan Salt lake Kolkata700 091 Replacement of llight fittings and fan

Distribution wiring in 1.1 KV single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm size PVC rigid conduit 'FR' (Precision make) incl. necy. fittings as required 2 x 56/0.3 (4 sqmm) + 1 x 36/0.3 (2.5 sqmm) ECC

Finishing of the PVC insulated wire ends by socketing with pin/ ring type copper sockets and insulated tapes etc., including supplying sockets, tapes. 2.5 sq.mm

4 sq.mm

LED Panel light 2'x2' Supplying, installation, Testing & Commissioning of LED Recessed/ surface Down lighter (Round/ square/ Rectangular) 2'x2' with powder-coated pressure Die-cast Aluminium/CRCA sheet body with high-transmission opal PMMA/ polycarbonate/ prismatic diffuser having uniform light distribution and construction as per IS : 10322. The driver rated output wattage should be 10% to 15% higher than lamp rating and efficiency Driver >80%, Operating voltage AC 140- 270 Volt, frequency 50/60 hz, Operating temp range 00 to 400 C, internal surge protection of 2.5 KV with Short & Open circuit protection, THD < 10% , PF ≥0.9, IP20, CRI >80, life time (LED, Driver & electrical circuitary), of minimum 50000 Burning Hours (Life projection shall be calculated as per TM-21 methodology) and 70% of initial Lumen maintained till life ends , CCT 3000°K / 4000°K / 5700°K / 6000°K / 6500°K, Maximum power consumption should not more than the specified rating and Fixture shall be confirming to relevant BIS standards and trade mark certificate (T.C.). Manufactures Word Mark/ Name Engraved/ Embossing/ Screen printing on housing Complete in all respect and LED Chips of SMD Low to mid-power, as per requirement (LM-80 tested) and necessary inter-connections with 1.5 sq mm FR, PVC insulated copper conductor single core cable and earthing etc. as required with Minimum 5 year OEM comprehensive on-site warranty against manufacturing defects including driver and LED module. All test report except L80 should be from 3rd party NABL accredited Lab as per BIS shall be submitted. Shape size and CCT shall be as approved by Engineer-in-Charge as per requirement. System lumen efficacy shall be as below: (Model/Cat No.- Philips RC380B LED42S- 6500 G6 L60W60 PSU OD S1/ Wipro CRCO1ORO3OHP57G3 /As per choice of EIC] System lumen efficacy ≥135 lm/Watt 33 - 36 Watt

Supply & Delivery of 230 V, 50 Hz, single phase, 85 watts, 18" (450mm), speed 1325 rpm (minimum), Bracket Fan and class of insulation: B, 4 nos. metal (Aluminium alloy) blades, copper winding, steel/Al body with metal back cover. Power Factor not less than 0.9 and minimum air delivery 110 cu.m/min (minimum), including capacitor with safety pin, nut bolts, washers, temperature rise=75 degree C (max.), insulation resistance more than 2 mega ohm, suitable for compliant to IS 374:2019 and external connections with 1.5 sq.mm FR, PVC insulated copper conductor single core cable and earthing etc. as required. (Make : EPC/ Crompton AC VORTEX I8WM)) (as per choice of EIC)

Fixing only single/twin fluorescent light fitting suspended 25 cm bellow the ceiling with 2 No. 20 mm dia EI conduit (14 SWG) supports fixed with “L” type MS clamp whose one side fixed on ceiling with suitable size 4 nos. fastener and other side connected with the conduit with suitable size of bolts and nuts incl. S&F EI conduit, “L” type (125mmx125mm) 6mm thick and 25mm with MS clamps as per GS. For 2'X2' LED Luminaries.

Fixing only cabin fan on wall/ceiling by S&F rag bolts, nuts & washers (6 mm dia x 62 mm long) or as reqd. incl. S&F 24/0.20 PVC insulated flexible copper wire 0.5 mt. length

Supply & Fixing 240 V, 25 A, 3 pin Modular type plug socket (Brand approved by EIC), without plug top and switch with 2 Module GI Modular type switch board as per GS. 25 A, 3 pin Modular type plug socket

Supplying & Fixing GI Modular Switch Board of the following sizes complete with three no. suitable size Copper bar with holes (for Ph, N & E) fixed on bakelite/Hard Rubber insulator over the MS welded chairs incl. top cover flushed in wall for housing the board after cutting the brick wall incl. making earthing attachment, painting and mending good damages to building works 4 Module GI Modular Box for OLP Starter

Supply of OLP-3, 25 A is a highly advanced, microprocessor controlled starter used for ACs and other compressor loads. The time-tested combination of Voltcheck, Ampcheck and Timecheck ensures safe operation and long life of AC Compressors. [Make : ectron/Ultratech/Ultrasafe] OLP-3, 25 A Starter