Indian Institute Of Technology Tender

Above 120 sqmm and up to 400 sqmm

Supplying and making Indoor end termination with heat shrinkable jointing kit complete with all accessories including lugs suitable for the following size of 3 core XLPE aluminium conductor cable of 11 KV grade as required.

3 cor x 300 sqmm

Supplying ,fixing,installation and commissioning Indoor type vertical 11 KV 800 Amps 50HZ , 3 phase 3 wire AC   Insulation level 28/75 Kvp FRCB mounting 26.3 KA /1 sec Vacuum Circuit Breaker with copper busbar of suitable size Conforming to IEC 62271-200  with indicating lamps,push buttons, surge arrestors, damping resistors, annunciator & hooters Relay Test block, Current transformers 150 / 5-5 Amps, Numerical relays protection ( Feeder Protection Relay REJ601) , electro-mechanical relays, Trip circuit supervisio Relay (TCS) 1 NO+ 1 NC,+2C/O, 24 V DC, Digital meters, ,MCB/Aux + power contactor HV /LV bushes, control & limit switch, terminal blocks, cubicle illumination LED, Heaters with thermostat /Hygrostats , 24 V DC auxiliary supply for protection and 230 Volts fpr AC control voltage with degree of protection IP-4X DC etc to suit with the existing HT 11 KV panel with the provision of bus extension on both sides including connecting the VCB with the existing Bus-Panel. Approved Make : ABB Model Vind ZN1 with ABB make Numeric relay.

Taking out existing CC interlocking paver blocks from footpath/ central verge, including removal of rubbish etc., disposal of unserviceable material to the dumping ground, for which payment shall be made separately and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge

Laying old cement concrete interlocking paver blocks of any design/ shape laid in required line, level, curvature, colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineer in-charge. (Old CC paver blocks shall be supplied by the department free of cost)

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge.

Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Providing and Laying in position cement concrete of specified grade excluding the cost of shuttering all work upto plinth level

1:1.5:3 ( 1 cement:1.5 coarse sand(Zone-III) derived from natural source:3 graded stone aggregate 20 mm nominal size derived from natural sources )

Providing and layingand fixing following dia RCC pipe NP2 class (light duty ) in ground complete with RCC collars,jointing with cement mortor 1:2( 1 cement: 2 Fine sand ) including trenching ( 75 cm deep and filling etc as required.

300 mm dia