WBPHED/EE/BMD/NIeT- 7 OF 2024-2025/8

Amount

PART -A:-

Suppiy, delivery and storage at site of wall mounted vacuum operated gaseous chlorinatior, capacity 0-2 kg/hr with all equipment, instrument and accessories including 4 (four) nos 100 kg cylinders (1W+1S) and neutralisation arrangement as per NieT specification. Make-As per approved vendors for electro-mechanical items of 29/12/2023 (WBPHED/VL/ME/01) TC & GC to be submitted during delivery of materials. (Make and drawing to be approved from EIC before placement of Order)

Installation and commissioning of the components as described ir Sl. No. 1.00 as per technical specification after taken out the damaged gaseous schlorine system including supply of all erection materials providing dosing point on the rising rnain by making required size of hole, clamping the dosing unit ncluding drawing power line to booster pumps and leak detection with necessary earthing as per l.E. rules upto the satisfaction of E.I.C

Internal Wiring of the Gaseous Chlorine Room:-

Wiring with 1.1 KV grade single core PVC insulated stranded Copper wire in EI conduit/GI conduit and painting

3 x 2.5 sqmm wire in 19 mm conduit incl. S&F 2x10 SWG GI ECC

Distribution wiring in 2x1.5 sqmm single core PVC insulated stranded Copper wire in 19 mm in black stove EI conduit/GI conduit to 3 pin Plug Points incl. S&F 5 A Piano Key type switch with earthing attachment in 16 SWG GI Wire and painting

i) On Board

ii) Average run 7.5 mtr

Supplying & Fixing Industrial Plug & Socket board with 240 V, 20A, SPN & Earth Metal Industrial Plug socket & 20A Industrial top incl. S&F 20 A SP MCB breaking capcity 10kA (C- Curve) in SS enclosure fixed on wall and cecessary conection..

Supplying and fixing double-door SPN MCB Distribution Board with 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 a) 2+12 way Make-Havells

Supplying and fixing 240/415 V MCB Isolator on din rail of existing DBs and necessary connection. i) 40Amp 2 pole

Supplying and fixing 240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection A) 32 A (SPN)

Supply and fitting fixing on the wall 1 x 22 watt single commercial type surface mounted LED Base tube light with complete set. Type -BN308C LED20S-6500 L60 PSU WH (Make Philips)/ Equivalent Model

Excavation of soil for installation of Earth Electrode and filling & ramming for soft soil

Earthing with 50 mm dia GI pipe (ISI-Medium GI Pipe)x 3.04 Mtr. long and 1x 19/8 stranded GI (Hot Dip) wire (4 Mts. long), 13 mrn dia x 80 mm long galvanized bolt, double nuts, double washer including S & F 15 mm dia Gl pipe (ISI Medium) protection (1 Mts, long) to be filled wlth bitumin partly under the ground level and partly above ground level driven an avarage depth of 3.65 Mts below the ground

Extra for proviiding masonery enclosure on the top of the earth eiectrode of overall size 86.3 crn x 86.36 cm x 46 cm deep{below Ground level} complete with cernented brick work{1.:6} of 25 cm width duly plastered with cement morter (inside) CI hinged inspection cover { size 36.56 cm x 35.5 cm with locking arran6ement, Gl reducer including drilling of 46 nos 12 mm dia holes on the GI pipe.

Extra for treatment of soil by using salt & charcoal or coke for pipe electrode

Supplying & fixing earth busbar of galvanized (Hot Dip} MS ftat 50 mm x 6 mm on wall having clearance of 6 rnrn frorn wall including providing drilled holes on the birsbar (ornplete with 6l bolts, nuts, washers, spacing insulators etc. as required.

Connecting the equipments body to earth busbar including S&F 20 mm x 3 mm galvanised (Hot Dip) MS flat on wall/floor with GI saddles as required and connection to equipments incl. drilling holes, with bolts, nuts, washers etc.

Add: 18% GST

Add: 1% Cess

M/S TARUN KUMAR PATRA (BID ID -5566386)

ELECTRICAL AND MECHANICAL ENGINEERING CORPORATION (BID ID -5653019)