Providing electric connection to three phase air conditioners at Aryabhata Hall

Amount

Supplying and fixing of 25 mm (medium class) ivory coloured rigid PVC conduit along with accessories in surface / recess including cutting the wall and making good the same in case of recessed conduit as required.

Supplying and drawing 6 numbers 4 sq mm FRLS PVC insulated copper conductor single core cable in existing surface / recessed PVC conduit as required.

Supplying of one number 3.5C x 35 Sq.mm size Aluminium conductor XLPE insulated PVC sheathed power cable of 1.1 kV grade etc. as required.

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of 3.5C x 35 Sq.mm size (clamped with 1mm thick saddle) on wall surface as required.

Supply and making end termination with brass compression gland and aluminium lugs for 3.5C X 35 sq. mm (32mm) size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

Supplying and fixing 3 phase 12 way, double door, suface/recess mounting, vertical type, 415 V, TPN distribution board with provision for fixing MCCB as incomer and TP MCB as out going, complete with 200 A tinned copper bus bar, common neutral link, earth link, din bar for mounting MCBs, detachable gland plate, interconnections, earthing, phosphatized and powder painted, fixing using bolt and nut, giving connections etc. as required. (But without MCCB)

Supplying and fixing 32 A rating, 415 V, 'C' curve miniature circuit breaker suitable for inductive load of Triple pole in the existing MCB DB, complete with connections, testing and commissioning etc. as required.

Supplying and fixing 32 A rating, 415 V, 'C' curve miniature circuit breaker suitable for inductive load of Triple pole and neutral in the existing metal enclosure, complete with connections, testing and commissioning etc. as required.

Supplying and fixing 100A, 16kA, 4 pole (Three pole and Neutral), 415 V, Moulded casing circuit breaker (MCCB) with Electronic earth leakage module in the existing MCCB enclosure , complete with connections, testing and commissioning etc, as required.

Providing and fixing 100 A TP&N disconnector fuse switch unit inside the existing panel board with ISI marked HRC fuses including drilling holes in cubicle panel, making connections, etc. as required.

Supplying and fixing 4 pole metal enclosure on surface / recess, complete with earth bar, din bar, detached gland plate, interconnection, phosphetized and powder painted including earthing etc. as required.

Supply and laying of one number 8 SWG good quality bare copper conductor for loop earthing along with existing XLPE insulated PVC sheathed armoured power cable as required.

Supplying and fixing single pole blanking plate in the existing MCB DB complete etc. as required.

Helvus engineering

Sivaprathapan KB