EI Work

Amount

Part-A EI work for Installation of AC Machine

Supplying and fixing double door Horizontal TPN MCB distribution board with IP-42/43 protection, concealed on wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment. 4 way (Legrand-(607715)/ Siemens-(8GB32202RC04)/ABB-(SHDBM4). (D-10/14)

Supplying and fixing 240/415 V MCB Isolator on din rail of existing DBs and necessary connection. (Legrand/Siemens/ABB) (D-5/6)

415 V, 63A FP Isolator

Supplying and fixing following type MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection (Legrand/Siemens/ABB). (D-6/7)

240 V, 6-32 A SP MCB

Supplying and fixing PVC Rigid Conduit 'FR' [Precision Make] on wall, ceiling with saddles and other accessories as required and mending good damages to building works. (E-16/7)

20 mm. size

25 mm. size

Supplying and Drawing 1.1 KV single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire of the following sizes in the prelaid polythene pipe and by the prelaid GI fish wire and making necy. connection as required.(Polycab/Finolex / RR Kabel) (E-9/1)

2 x 4 sqmm + 1 x2.5 sqmm

4 x 16 sqmm + 2x 10 sqmm.

Finishing of the PVC insulated wire ends by socketting with pin/ ring type copper sockets and insulated tapes etc., including supplying sockets, tapes.F-5/9

Supply & Fixing 240 V, 25 A, 3 pin Modular type plug socket with 20/25A Modular switch (Brand approved by EIC) type SP MCB (C-Curve) and 4 Module GI Modular type switch board with 4 Module top cover plate flushed in wall incl. S&F switch board and cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc. (for A.C.) - E-17/ 5.a.

Supply & Fixing 240 V, 25 A, Modular type starter (Brand approved by EIC) with 25A Modular switch type DP MCB (CCurve) and 4 Module GI Modular type switch board with 4 Module top cover plate flushed in wall incl. S&F switch board and cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc. (for A.C.) - E-19/ 17.

Supply & Fixing 240 V,25 A, 3 pin Modular type plug top with indicator (Brand approved by EIC) & necy. Connections. (for A.C.) - E-17/ 5.b.

Supplying & Fixing sheet metal inspection box (16 SWG) of the following sizes flushed in wall by housing the same after cutting brick wall incl. making earthing attachment, painting and mending good damages to building works - E-4/11

240 mm x 200 mm x 65 mm

Supply & Fixing bakelite / perspex top cover on existing switch board by Brass screws after making housing for switch by cutting bakelite / perspex cover and making necessary connections as required - E-4/12

240 mm x 200 mm x 65 mm

S & F Timer Control Unit for single phase Split type AC machine assembled with following accessories: - i)12-way SPNDB Box (Legrand/L & T)-1 no. ii)Digital 24 hour time switch (Make-GIC) -1no. iii)22A 3-pole contactor (L&T: MNX22/230V)-1no. iv)Melamine terminal block-2 nos. vi)LED indicating lamp (L&T: SIL R 240V)-1 no. vii)2X4sq.mm+2.5sq.mm copper wire -2.5 mtr. viii)1.5sqmm copper wire-5 mtrs. ix) 3 way ON-OFF-ON toggle switch -- 1 no. x) cu socket of 4/2.5/1.5 sq mm -- L.S

Part-B LC protection System

S & F Lightning Conductor Air Terminal made of 20 mm dia 1000 mm long GI pipe (ISI Medium) having five discharge prongs of 4 SWG GI (Hot Dip) wire at top duly soldered/ welded with 7/16 stranded GI (Hot Dip) wire and 85 mm dia 6 mm thick GI base plate at bottom incl. necessary holes etc. complete duly grouted on the parapet etc. in CC mortar ( 4:2:1), including thimble joints of 7/16 SWG wire and (25 x 6) mm GI strip with SS nuts, bolts & washers. (P-J-2/Item-14 + NS)

Supply & fixing of 25 mm x 6 mm thick GI (Hot Dip) flat / strips for Horizontal & Vertical run on wall / floor with GI shaddles as required including drilling holes, bolts, nuts, washers, etc./ and mending good the damages to building works . (Page : G-3/Item-5d).

Cutting cornices/ steps etc. including cutting recess in buildings etc. & supply & fixing 15 mm bore (ISI-Medium) GI pipe protection as below and mending good damages to the building works:(P:J-1/Item-4) Length upto 0.5 Mtr

Length above 0.5 Mtr

Hiring charges for scaffolding arrangement including dismantling at the end of work and carriage, for LC installation, per storey of building per vertical run. (P : J-1/Item-7)

Supply & Fixing of Testing Joints by 25 mm x 6 mm thick GI (Hot Dip) strip 125 mm long on wall after making suitable arrangement to establish a clearance of 50mm from wall for making junction connection with vertical conductor and conductor from earth electrode complete with S & F GI bolts, nuts, check-nuts, spring washers etc. as required. (Rate arrived from G.S. Page :J-2/Item-13)

Earthing with 65 mm dia GI pipe (TATA-Medium) 3.0 Mts. long with welded 2 nos. half circle bracket made of GI strip (65 x 8) mm. with two holes on extended portion of the each strip of length min. 250 mm , and 1 No. 50 mm x 6 mm galvanized (Hot Dip) steel strip (4 Mts. long), 20 mm dia x 125 mm long galvanized bolt, double nuts, double washers including finishing both ends by making holes etc. and S & F 65 mm dia GI pipe (ISI-Medium) protection (3 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level to an average depth of 3.65 Mts. (Rate arrived from G.S. Page : G-1/Item-2d)

Excavation of soil for installation of Earth Electrode and filling & ramming as to GS. (For morum soil)(Page : G-1/Item-1b) .

Supply, Laying & Fixing of 50mm x 6mm galvanized (Hot Dip) steel strip in underground trench for interconnection between the Earth Points by joining (As per item no 11). (Rate arrived from G.S. Page : K-3/Item -134 + G-1/Item-1a.)

Jointing for Horizontal & vertical run of GI strip through welded joint of (25 x 6) mm or (50 x 6) mm GI Strip to Lap joints/ 'T' joints, etc. and painting the joints with 2 (two) coats of bituminous paint. (NS)

Extra for treatment of soil by using salt & charcoal or coke for plate/pipe electrode as per GS. [G2/3(b)]

Extra for providing masonery enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep (below Ground level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement morter (inside) CI hinged inspection cover of size 36.56 cm x 35.56 cm with locking arrangement, GI reducer including drilling of 46 nos.12 mm dia holes on the GI pipe as per GS. [G2/3(a)]

MAHESWAR ELECTRICAL INDUSTRIES

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