REPAIR REPLACEMENT OF EXTERNAL ELECTRIC SUPPLY INCLUDING UG CABLE LT PANEL BOARD STRUCTURES AND OTHER MISC WORKS ETC AT 257 SU AF MUKKUNIMALA SAC AFSC AND 340 TRU MUTTATHARA COMPLEX UNDER GE AF TRIVANDRUM

Supply,install,test & commissioning of LT panel board outdoor type powder coated ,weather proof,dust proof,vermin proof made out of 3mm thick CRCA sheet ,MS flat & angle support frames ,compartmental type, partition wall shall be 2mm thick duly fabricated front and back opening doors, and locking arrangement with pad lock with slanting roof duly projected and confirming to incl suitable working space in bus bar chamber ,cable box chamber with alley suitable for 3 phase 4 wire system,415 V,50 Hz AC supply including copper busbar risers with PVC sleeves/RYB in color for phases and Black for neutral and shall be extended up to cable box chamber fixed on fiber insulation for RYB & neutral confirming to IP 55 and fixed on raised PCC plat form with PCC 1:2:4 type B1(20mm graded aggregate) raised base with control wiring with comprising of cable gland brass, copper lugs etc. form 100 KVA Transformer out 257 SU Tech area incl dismantling and removing old unserviable LT panel complete comprising of following: Incoming :- (i) 250 A rated Aluminum bus bar extended upto bus bar and all compartments with insulation sleeves (ii) MCCB 200A,4P,50KA -1 No (iii) RYB Indication lamp set - 1 (iv)Digital Voltmeter 0 - 500 V ,3 Phase,50 Hz (v)Digital Ammeter 0 - 500 V ,3 Phase,50 Hz Out going MCCB 125 A,4P,25 kA-1 No MCCB 100 A,4P,25 kA-2 No MCCB 63 A,4P,25 kA-2 No MCB 40 A,4P,10 kA-1 No with street light timer complete all as specified and directed .

Taking out old defective under ground cable from trenches floor / road / wall / pipe/ pole of size and description, complete all as specified and directed .

Supply and laying in trenches or passing through pipes/ poles, wall/roof etc LT XLPE cable heavy duty 1100 Volts grade of size 4 core 16 sq mm with multistranded aluminum conductor, armored of the following sizes with provn of cable lugs and glands as required complete all as specified and directed

All as per item No.3 here in above but of size 4 core 25sq mm complete all as specified and directed.

All as per item No.3 here in above but of size 3.5 core 35 sq mm complete all as specified and directed.

All as per item No.3 here in above but of size 3.5 core 50 sq mm complete all as specified and directed.

All as per item No.3 here in above but of size 3.5 core 70 sq mm complete all as specified and directed.

All as per item No.3 here in above but of size 3.5 core 95 sq mm complete all as specified and directed.

All as per item No.3 here in above but of size 3.5 core 120 sq mm complete all as specified and directed.

All as per item No.3 here in above but of size 3.5 core 150 sq mm complete all as specified and directed.