Providing and Repairing of Incoming Panel No. 1 and 2 at Gaughat Filter Plant no. 3

Repair of 270/240 HP A.T.S. opening transformer coil assembly with core from transformer oil tank. Scraping old damaged insulation paper, varnish, Making of transformer coil as per original size shape and eqivelant gauge of bare copper wire. Reinsulating coil by insulating paper(transformer grade). Rewinding coils as per original design. Work includes heating of complete assembly in oven for removing moisture. Refilling tranformer oil and testing on load.

Providing & fixing MNX contactor in motor starter ATS panel no 2 of clear water filter plant no 3 at gaughat work includes replacing L&T MNX -550, with contactors are designed for heavy duty applications. These contactors have a current rating of 600 Amp and are size FR-6 for MNX 550, this contactors have a pole of 3pole. They also come with auxiliary contacts of 2NO+2NC. The contactors category includes all devices that contact or energize electrical conductors, such as switches, relays and contacts. With required wiring and lugs etc.and

Providing & fixing of MNX-185/ML-6 Contactor of L & T make of 200 A & 415 Volt for water pumps Control Pannel.

Providing & fixing of MNX-300/ML-12/10 Contactor of L & T make of 300 A & 415 Volt for water pumps Control Pannel.

Supplying and fixing crimping type alum. lugs as per I.S.S. specification suitable for following size of cable with alu./copper solid/stranded conductor evenly crimped with high/pressure tool and connected to switch gear/bus/M.C.C.B./M.C.B. etc. as required complete. Pwd SOR 24-25 ITEM No. 41.7.11 Page No-118 300 sq. mm.

Providing & Fitting RYB electric Tape Roll.

Providing & Fitting metering CT-400/5A, 10VA/1.0

Supplying of ISI marked and approved make of moulded case circuit breaker (MCCB) suitable for 3 phase,3 pole, 50 Hz, 415 Volts, (Ics=100%Icu) AC supply with Micro-Processor release having respective breaking capacity (KA) at 415 Volts cited against their range standard conforming to IS/IEC 60947-2 Pwd SOR 24-25 ITEM No. 27.4.9 &27.4.8 Page No-54

MCCB 50kA current rating - 800Amp 3 Pole &microprocessor release, over load 40% -100% x In. & short circuit 1.5 - 8 x Ir. adjustable

MCCB 36kA current rating - 630Amp 3 Pole &microprocessor release, over load 40% -100% x In. & short circuit 1.5 - 8 x Ir. adjustable

Supplying of MCB Isolators suitable for 240/415 Volts, 50 Hz AC supply with kA value rating 10 kA of approved make conforming to IS:13947-Part III :1993 & IEC:60947- 3:2001 (without enclosures ) :- Pwd SOR 24-25 ITEM No. 27.10 Page No.-57 Current rating upto 40Amp, Single Pole

Supply and filling of new transformer oil of desired break down value for topping as reqd. Pwd SOR 24-25 ITEM No. 42.85 Page No.-142

Providing & fixing on delay timer relay for controling Motor 0-10 time fraction, 3.5 SMF, 440V

Providing & fixing 8 Pin 240A-5 , 20/0-MPC type control relay for starter panel of motor

Providing of ML-6 Contactor Kit

Providing & Fitting Digital Ampere meter

Providing & Fitting Digital Volt meter

Providing & Fitting high tensile 3/8" size nut bolt with G.I. washer.

Supply and fixing of LT panel accessories of approved make in existing LT panel including connections etc. as required as per specification. Pwd SOR 24-25 ITEM No. 29.28 Page No.-68 Aluminium bus bar strips with PVC sleeves

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