NIT No. 13(2021-22) Item no. 10

Supply of 4X25 sq. mm PVC insulated & PVC sheathed Aluminium armoured conductor cable. Make :-Grandley/Gloster/CCI/ICC/Universal/Havells/DJB approved makes.

Supply of Electrical portable hut type LT Panel for various purposes at various CT’s , made out of 2mm CRCA sheet totally enclosed, powder coated free standing, floor mounted type, dust& vermin proof, outward opening, lockable doors having hidden hinges and a bolted back cover both using non-deteriorating neoprene rubber gaskets to provide IP-54 protection. Each part of the fabricated panel will be strictly subjected to seven tank treatment. The various components, assemblies and sub equipment’s of the panel will be as per standard given in relevant IS. The bus bar of the panel will be shaped out of high conductivity, electrolytic conductor and shall be liberal sized in aluminum. The control wiring of the panel will be done with PVC flexible copper wires of 1.5mm cross section. Each wire will be terminating with a ferule crimped to the wire having size of panel 1000x1200x350 mm, with MS base frame made out from MS angle of size 40x40x5mm having height 8’’ for above LT Panel. Having following components of approved make:- MCCB 415V, 4P 3phase High breaking capacity 36KA 50Hz, 125Amp (01 No.) With spreader & Handle, MCCB 415V, 4P 3phase High breaking capacity 36KA 50Hz, 63Amp (04 Nos.) With spreader & Handle, Digital Amp. Meter (04 Nos.), Digital Volt Meter0-500V (01 No.), Indicating lights LED type RYB &On(15 Nos.), sector switch, Current Transformer60/5 (12 Nos.), Current Transformer 100/5 (03 Nos.)Fitting of the above components in panel enclosure with terminal blocks, channels, ferrules, thimble, support insulator on bus bar , required hard wares, control wiring in 1.5sq mm wire complete in all respect Make of instruments /switchgear:-L&T/Siemens/AE/Havells/C&S/DJB approved make

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc as required upto 35 Sq. mm.

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

Testing & commissioning of the panel & other accessories with relevant IS as follow: - Check equipment’s specification, Continuity and ear thing , MCCB mechanism and alignment, Meggaring of all equipment’s for phase to phase, neutral to body, neutral to earth and phase to earth, All functional tests, Checking for all tightness of nuts and bolts, Alignments of doors etc., interlocking tests.

arun engineers and contractors