Redevelopment Stabilization and Providing Installation Commissioning of New 63 KVA Manual Voltage Stabilizer, cables, Three Phase Submersible Pumpset 15 HP 17.5 HP and automatic Star delta control Panel and Accessories for Tube well Station Sai B I

Washing and development of tube-well with air compressor of adequate capacity, till the availability of sand free clear water subject to minimum of 100 hrs of air compressor development. Stabilization and yield testing of tube-well by way of over pumping using variable discharge suitable pumpset, till the yield & draw down of the tube well is ascertained & clear sand free water of optimum discharge at appropriate head is obtained. Complete Job including charges for mobilization of men and machinery, transportation charges and hiring charges of tools and tackles required for execution of job at site.

Providing, installation, commissioning & testing of manually operated 63 KVA copper wound, oil cooled, voltage stabilizer with input voltage range (160 V to 400V) and output voltage range (400 V +/- 10%) and frequency 50Hz +/- 3%. Stabilizer assembly should comprise of core made of silicon steel wound with copper coil conductor of appropriate quality conforming to BIS with di-electric oil of proper value for cooling stabilizer assembly. The job also includes providing and lying cable as per site for making connection of Stabilizer to control Panel and P/F 01 MCCB of required specification on input side & other required fittings. The job is inclusive of cost of material, labour charges, carriage of tools and tackles (Complete Job). Electro-mechanical accessories used should of genuine/reputed make conforming to latest IS Code.

Providing, Installation, testing & commissioning of 15.0 HP to 17.5 H.P submersible pump set having capacity of (8000 GPH to 10000 GPH x 50 mts) head coupled with 3 phase 380 volts + 10%, 50 HZ + 3% A.C supply, copper wound squirrel cage induction submersible motor along with 100 mm dia Heavy duty MS flanged column pipes, and other allied materials / equipments required during lowering of submersible pump set. The job also includes P/F of 40 Amp. fully automatic star delta control panel cum auto starter consisting of 3 pole contactor = 03 no. & 63 Amp 50 KA MCCB = 01 no. for motor back up & protection, time delay relay of 30 seconds with protection against phase reversal, phase imbalance, over loading, dry running low voltage below 350 V, high voltage above 450 V, single phase / phase reversal relay, over current / under current relay, over volt / under volt relay. The panel shall comprise of voltmeter with selector switch, Ampere meter with selector switch & current transformers of suitable capacity. The complete system should be enclosed in weatherproof painted M.S sheet box of suitable dimensions with height as per the requirement at site for proper fitment & having four supporting arms for grouting & strengthening. The job also includes P/L of 35 mm2, 3 1/2 core Al armoured cable (as per site condition) for making connection of control panel to electric transformer & 10 mm2 3 core submersible copper cable (as per site condition) for making connection of submersible motor to the control panel & other electric accessories required for commissioning of submersible pump set, P/F of 100 mm dia Heavy duty MS delivery pipe supported with angle iron structure along with NRV & bends as per requirement at site. Complete job involving cost of material, labour charges, carriage of tools & tackles.