Providing Automatic Controlled Servo Stabilizer Transformer and Drilling of 2 Borewell and Flushing of Existing Borewell at Koodapalli Headworks under CWSS to Koodapalli and 97 Habitations in Trichy District

SUPPLY & INSTALLATION OF SERVO STABILIZER AND PROVIDING RCC CONCRETE PLATFORM FOR THE PROPOSED SERVO STABILIZER - AT KOODAPALLI HEADWORKS

Design Manufacture, delivery, Installation, testing and commissioning of automatic servo Transformer, OUTDOOR Unit including oil cooled floor mounted type weather terminated dust proof powder coated Oil tank with MV automatic control panel board of 14 SWG M.S Sheet and MS angle with enclosure,required No’s of copper multi strand wire winding with required current ratings including user Inter face LED display, Low voltage and High voltage cut off, Auto restart with delay, Over load relay, single phase preventer, and required no’s of 8 pin bottle type persistence relay for controlling of safety measures with required number of on/off switches, indication lamps for indicating present position and 96mm x 96mm voltmeter digital type and 96mm x 96mm Ammeter digital type and Internal panel wiring suitable for low voltage operation at the wide range of 245V to 500V of connected induction to load.

250 Kva/150A Rating Automatic control servo Transformer OUTDOOR at Koodapalli Headworks

Supply and delivery of 1.1KV Grade Armoured Aluminium Conductor cross linked Poly Ethylene insulated PVC sheathed cables conforming to IS 7098(Part I)/1998

3 Core 240 sq.mm

Laying the above cable as per I.E.rules

Jointing of the above L.T cables 3 core 1.1 KV grade Armoured Aluminium conductor cable confirming to IS 1554 Part I with ISI marking including Jointing materials lugs, clamps,etc

Earth work excavation and depositing on bank with an initial lead of 10m and initial lift of 2m hard stiff clay, stiff black cotton soil, hard red earth , shales, murams,gravel, stoney earth and earth mixed with small boulders and hard gravelly soil (SS 20B)

Supply and filling the foundation and basement with clear river sand in layers complying with standard specification including consolidation and watering etc. complete and as directed by TWAD Board Officers.

Levelling course with P.C.C 1:4:8 (one cement, four sand and eigth course aggregate) using 40 mm H.B.G stone including mixing concrete, laying, curing and compacting of concrete etc., complete and as directed by the TWAD Board Officers.