REPLACEMENT OF THREE PHASE WIRING AND SWITCHGEAR IN ELECTRICIAN TRADE AT GOVT. INDUSTRIAL TRAINING INSTITUTE, SECTOR-28C, CHANDIGARH.

DSR Item 1.17 Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface/ recessed steel/ PVC conduit as required.

5 x 4 sq. mm

3 x 4 sq. mm

DSR Item No.1.21 Supplying and fixing of following sizes of medium class PVC conduit along with accessories in surface/recess including cutting the wall and making good the same in case of recessed conduit as required.

DSR Item No. 2.10 Supplying and fixing 5 A to 32 A rating, 240/415 V, 10 kA, "C" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required.

Single pole

Triple pole

Triple pole and neutral

DSR Item No. 2.16 Supplying and fixing DP sheet steel enclosure on surface/ recess along with 25/32 A 240 V "C" curve DP MCB complete with connections, testing and commissioning etc. as required.

DSR Item No.2.5 Supplying and fixing of following ways surface/ recess mounting, vertical type, 415 V, TPN MCB distribution board of sheet steel, dust protected, duly powder painted, (As per Complete Item No. 5 of the DNIT)

8 way (4 + 24), Double door

DSR item No.2.2 Providing and fixing following rating and breaking capacity and pole MCCB with thermomagnetic release and terminal spreaders in existing cubicle panel board including drilling holes in cubicle panel, making connections, Ics=100% Icu and Operational Voltage 690V etc. as required

100 A,30KA,FPMCCB

200 A,36KA,FPMCCB

Supply and erection of sheet metal bus-bar chamber on existing surface with required No. of bus-bar strips of suitable length and cross-sectional area, (As per Complete Item No. 7 of the DNIT)

Sheet metal bus-bar chamber suitable for 200 Amp. 415 Volts capacity with 4 copper strip Bus-bars each of length 600 mm & cross-sectional area (25 mmx5mm) enclosure having overall dimensions (680mm x 450 mm x 150mm) nominal.

S/E of enclosure for MCCB 100/200 Amp 3 Pole / 4 pole made out of 16 Gauge M.S. sheet. The enclosure is to be painted after one coat of primer including its erection in existing angle iron board with nut bolts/ screws etc. to complete the job to the entire satisfaction of Engineer In Charge.

Supply and laying of XLPE insulated PVC sheathed Aluminium conductor cable of 1.1 KV grade as per IS 7098 (Part-I) 1988 (amended up to date) of the following sizes to be laid direct on surface with the help of M.S. clamp of suitable thickness. (As per Complete Item No. 9 of the DNIT)

Size 50 Sq.mm 3.5 Core XLPE Al. Arm. Cond. Cable

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