NIT No. 31/EE(EM)M-10/(22-23)Item No-15

Supply of hut type electrical feeder pillar / fabricated with 50 x 50 x 6mm angle iron and SWG Ms sheet with horizontal and vertical intermediate member of suitable size. i.e. 1370 mm x 760mm x 460 mm. With arrangement for mounting of switchgear and electrical energy meter i.c. Painting heaving following item fitted. a) MCCB 63 Amp, 4Pole, 415Volt, 35 KA -1 No. b) RCCB 63 Amp, 4Pole with earth fault indication protecting a circuit automatically in the event of earth leakage sensitivity 100mA, - 1 No c) Fully automatic star delta starter of relay range 13-21 Amp. (7.5 HP to 10 HP) 3 Phase oil immersed type -1 No. d) Ampere 96 x 96 mm. Square shape 0-30 Amp-1 No. e) Voltmeter 96 x 96 mm. Square shape 0-500 volt-1 No. e) Indicating lamp (a set of 3 lamps) – 1.set f) Motor protection assembly with earth leakage protection phase sequence connector, single phasing, protection, overload protection, high voltage / low voltage protection time delay power on, programmable time switch i.c. R&B phase facility to change over from automatic, to manual &vice verse for up to 10 H.P -01 Nos. Complete wiring &installation of above accessories with required copper conductor wire and thimble etc. 01 job. Make of All components: Any DJB Approved.

S/O PVC insulated & PVC sheathed cable with plain copper conductor having 3 phases, 3 cores flat for submersible motor of 4 square mm size each 100 mtrs. Make: Finolex / Havells/any DJB Approved make.

S/O M.S. clamp of 600 mm length duly fabricated out of 12.5 mm thick 75 mm wide, M.S. plate for holding the pipe of 50 mm dia.

S/O Double flange GI Column pipe 50 mm dia medium class each of 3 mtrs long duly threaded on both ends, welded fitted with GI flange on both ends with slot of submersible cable. Make: TATA/ Jindal.

S/O/ Tail piece of the medium class GI Pipe 500 mm long with one end threaded as per outlet of pump & another end flanged as per size of GI pipe 50 mm dia.

S/O GI 90° Bend of size 50 mm dia having both side flanges (heavy duty).

S/O nut & bolts of 1/2 “dia of different size i.e. 1.5” dia & 2.5” long full threaded.

S/O rubber packing for 50 mm dia flange.

S/O Bore cover approx, size 8” dia made outlet from 6 mm thick M.S. sheet in 2 halves & circular hole will be in centre of 2”-2 ½” dia with locking arrangement by nut bolts.

Installation & commissioning of submersible p/set with proper fitting of 50 mm dia double flange pipes, along with NRV and other items. Installation and commissioning of feeder pillar with proper Ground supporting arrangement including civil work. Testing the earthing with earth tester and providing the report duly verified by engineer in charge All tools & tackles & safely measures taken by contractors and testing the sub. P/set on no load/on load. Testing the earthing with earth tester and providing the report duly verified by engineer in charge

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