Strengthening of BT Road at ward no 07 Arunachalamudalyar street and sanaramudakku and Chenciluvai salai in Parangipettai Town Panchayat

Supply and delivery of Open well Submersible pump set conforming to IS 14220 /2002 and as amended thereafter and BEE 3 Star Rated capable of dischargingthe following duties due to all causes. The pump shall be with stainless steel shaft and dynamically balanced bronze mixed type impeller, CI FG 200 gradecasing and brass screws and rotor shall be of copper rod as per IS 613/1984 with ISI mark. The pump suitable for installation in sump with 1.1KV grade 3 core suitable copper flat submersible cable to a length of 15m with necessary cable joints. The non-return valve located at the top of the pump in the discharge outlet connection is to be designed with minimum friction. The pump should be directly coupled to 2880 RPM, three phase, 50 Hz (±5), 415V+6% & 415V-15% squirrel cage induction motor suitable for DOL upto 5 HP, Fully utomatic Air break Star Delta up to 20 HP and Auto Transformer starter for above 20 HP starting and for continuous operation. (P 105) sump to Main line 1000 lpm x 40 m Head - 20 HP (vide separate sheet)

Supply and delivery of fully automatic Auto transformer starter suitable for the motor offered. Floor mounting type air/ oil cooled Auto transformer starter with tappings at 50%. 65%. 80% housed in robust steel chamber with arc and main contacts confirming to IS 8544 part IV and as amended thereafter for operation in AC three phase 50 Hz (+/- 5%). 415V (+/- 10%) with the following components, under voltage release with no volt coil, over load relay with dash pot arrangements, single phasing preventor, LED ON/ OFF switches, Mounted Ammeter, Earth leakage relay, contactor assembly suitable for next standard KW rating, in coming and out going cable entry provisions, transformer tank including first filling of oil etc., (P 119) sump to Main line 1000 lpm x 40 m Head pannel board - 20 HP

Supply and delivery of heavy duty 1.1kv grade of following size cable PVC insulated, PVC outer and inner sheath, galvanised steel armounred copper conductor cable as per IS 694/1990 to be laid in between capacitor bank and MV panel. (P 120) 10Sqmm PVC insulated copper cable

Laying the above cable from Isolator of Sump and starter with necessary earth and refilling where ever necessary and proper anchoring etc. complete (P.122) 10Sqmm PVC insulated copper cable for laying below ground level including earth work

10 Sqmm PVC Insulated Copper Cable for Laying above Ground Level including Earth Work

Jointing the above cable between the MV switch board outgoing to the Isolators through Change Over Switch and the starters. (P.121) 10Sqmm PVC insulated copper cable

Changeover switches to operate any one pumpset in oneset of pumpset (P.200) 100 Amps three phase 500 V-4 pole changeover switch

Supply and delivery of 1.1 KVA grade 1 run 3.5 Core PVC insulated steel armoured aluminium conductor confirming to IS 1554 Part lying between EB pole to panel board of following sizes (P.120) 70 Sq mm Cable

Laying the above cable in single run between supply point to MV pannel through EB metering unit (P.122) 70 Sq mm Cable

Jointing the above cable between the TNEB supply point and MV Switch board (P.121) 70 Sq mm Cable