CLEANING OF OVER HEAD TANKS AND MAINTENANCE OF CHLORINE DOSING PUMP/ REPAIR TO DG SET AND ALLIED WORKS AT VARIOUS PUMP HOUSE UNDER GE (S) BINNAGURI

Amount

DG SET OF CAPACITY 40- 125 KVA Taking out of the unseviceable / repairable parts from the engine with due care, and supply / fixing of the following new and original spare parts including carrying out all related minor and periodical maintenance and ovehauling works as and when required suitable for Cumins / Kirloskar Engine) installed at various E/M installation and all as directed.

(a) LO Filter element. as per existing make and model.

(b) Pre Filter element .as per existing make and model.

(c) Micro Filter Element. as per existing make and model.

(d) Replacement of air cleaner element inner & outer as per existing make and model.

DG SET OF CAPACITY 200 KVA Taking out of the unseviceable / repairable parts from the engine with due care, and supply / fixing of the following new and original spare parts including carrying out all related minor and periodical maintenance and ovehauling works as and when required suitable for Cumins / Kirloskar Engine) installed at various E/M installation and all as directed.

(a) LO Filter element. as per existing make and model.

(b) Pre Filter element .as per existing make and model.

(c) Micro Filter Element. as per existing make and model.

(d) Replacement of aircleaner element inner & outer as per existing make and model.

DG SET OF CAPACITY 25 to 30 KVA Taking out of the unseviceable / repairable parts from the engine with due care, and supply / fixing of the following new and original spare parts including carrying out all related minor and periodical maintenance and ovehauling works as and when required suitable for Cumins / Kirloskar Engine) installed at various E/M installation and all as directed.

(a) LO Filter element. as per existing make and model.

(b) Pre Filter element .as per existing make and model.

(c) Micro Filter Element. as per existing make and model.

(d) Replacement of aircleaner element inner & outer as per existing make and model.

DG SET OF CAPACITY 320KVA Taking out of the unseviceable / repairable parts from the engine with due care, and supply / fixing of the following new and original spare parts including carrying out all related minor and periodical maintenance and ovehauling works as and when required suitable for Cumins / Kirloskar Engine) installed at various E/M installation and all as directed.

(a) LO Filter element. as per existing make and model.

(b) Pre Filter element .as per existing make and model.

(c) Micro Filter Element. as per existing make and model.

(d) Replacement of aircleaner element inner & outer as per existing make and model.

Removing old coolant from radiator completely & changing with new coolant as per required capacity complete all as directed.

Removing of old Kirloskar oil from the Engine completely and changing with new Kirloskar oil (15 W 40) as per required capacity complete all as directed.

Taking out of unservicable self starter 12 volt and connected unserviceable portion of electric wiring and carring out repairs and overhauling of the self starter for 25 KVA to 75 KVA engine and replacement of armature, carbon brush, bearing, bendix penion,solenoid switch, bearing, tapping of field coil refixing of all component and fixed in existing postion including testing complete all as directed.

Dismantling of FIP, injector nozzles includings connected accessories from 25/82.5/125 / 200 /320 KVA Cumins/Kirloskar DG sets and M/L for carrying out overhauling, calibration and refixing complete and all as directed including change of unsv parts

Dismantling existing defective voltage stabilizer servo controlled of capacity 100 KVA (Make : Blue line) suitable for AC supply, 415 Volt, 50 C/s, 3 phase, ( input 340 volt to 440 Volt) and reassembling the same after carrying out the following repair works including painting with two coats of synthetic enamel paint of approved colour after preparation of surface all as specified and as directed including repairs and repalcement of following :- (a) Drawing out of transformer oil from tank and storing in proper container carefully an refilling after repair works. (b) Replacement of solid state auto controlled circuit assembly :- 1 Set (c) Overhauling of synchronous motor :- 01 No (d) Replacement of suction switch :- 01 No. (Make : L&T/GE POWER CONTROL or Equivalent) (e) Replacement of burnt switch :- 01 No (Make : L&T/GE POWER CONTROL or Equivalent) (f) Replacement of Voltmeter : 500 Volt, Square type 96mm x 96mm size :- 01 No. Make : SMR-96 of AE/HAVELLS /L&T) (g) Repalacement of porcelain terminal bush including stud nut washer etc :- 04 sets (h) Replacement of carbon bush for dimmer ball/variable auto transformer :- 09 Nos (j) Replacement of top gasket :- 01 No Repairing,Heating, varnishing of transformer (Voltage transformer) coils including replacement of connection copper cable lug etc : - 03 Nos. (Note : Refilling Fresh transformer oil required for topping up shall be measured and paid separately).

Supply and filling of fresh (new) transformer oil topping up the required level in the stabilizer at di-electric strength not less than 45 KV at 3mm gap conforming to IS complete all as specified and as directed.

Dehydration and Filteration of transformer oil of voltage stabilizers, oil immersed starter at various pump houses to achieve die electric strength of 45 KV for 2 min at 3 mm gap as per relevant IS with portable filtration plant, testing of the oil for die electric strength before filtration and after filtration shall be conducted and all as directed as by Engineer-in-Charge.

M&L for cleaning of overhead tanks (inside) by scraping with the help of shovels, hard brushes and physical cleaning of tanks (Reservoir) by de-scaling / brooming silt and sludge and other deposits from inner side (bottom of dome), collecting and taking them out with help of manual labour and depositing at a distance not exceeding 50m and making the tank clean and washing properly with bleaching powder mixed with water (1:10) and applying two coats of quick drying lime wash on inner side, top and bottom surfaces including writing date of cleaning with white paint on black painted surface at two places and painting to the inner steel ladder of tank with 2 coats of synthetic enamel paint over a coat of red oxide primer complete all as directed and specified for the following capacity of tanks:- (a) RCC OH tank capacity of 100000 gallon.

(b) RCC OH tank capacity of 150000 Gallon.

(c) RCC OH tank capacity 50000 Gallon.

(d) RCC OH tank capacity 25000 Gallon.

(e) RCC OH tank capacity 10000 Gallon. Note :- (a). Work is to be executed at 18 to 21m height. (b) All necessary T & P, labours and materials will be arranged by the contractor. (c) The above process of cleaning the tanks shall have to be completed by the contractor in max of two days d) The quoted rates shall deemed to include for use of scaffolding, ladders,, etc as required for the entire completion of work. (e) Protective measures and insurance of labors working at height of 18-21m shall be the sole responsibility of the contractor and rates quoted shall be deemed to include for the same. (f) The quoted rates are deemed to inclusive of writing " TANK CLEANED ON ______" (of 75mm height & 10mm width) with synthetic enamel paint at two places on each tank. (g) Gap between consequtive cleaning of tank shall be minimuum three months. (h) 50% Number of tank cleaning should be completed within three months from the date of commencement of work.

Supply and fix in replacement roller assembly suitable for chlorine dosing pump (packet of 04) complete all as specified and as directed.

Supply and fix in replacement injection check valve suitable for chlorine dosing pump (packet of 05) complete all as specified and as directed.

Supply and fix in replacement suction line strainer 3/8" suitable for chlorine dosing pump complete all as specified and as directed.

Supply and fix in replacement pump tube suitable for chlorine dosing pump (packet of 05) complete all as specified and as directed.

Supply and fix in replacement suction / discharge tubing 3/8" suitable for chlorine dosing pump complete all as specified and as directed.

Supply and fix in replacement check valve duckbill only suitable for chlorine dosing pump (packet of 05) complete all as specified and as directed.

Supply and fix in replacement connecting nut 3/8" with adopter suitable for chlorine dosing pump (packet of 05) complete all as specified and as directed.

Supply, installation, testing and commissioning in replacement of continuous rotor type granular chlorine dosing pump, high pressure single head gear motorised adjustable type with non metallic liquid end including food grade tubing, connecting nut, injection check valve and ferrule, section with all accessories of capcity 02 to 40 GPD at 100 PSI and 1/30 HP, 230 V AC 50 Hz 44 rpm motor complete all as specified and as directed.

Supply, laying testing and commissioning Flat submersible cable PVC insulated sheathed (Heavy duty) 1100 Volt grade with copper conductor of size 3 core 10 sqmm, complete all as specified and as directed.

Supply, laying testing and commissioning Flat submersible cable PVC insulated sheathed (Heavy duty) 1100 Volt grade with copper conductor of size 3 core 16 sqmm, complete all as specified and as directed.

M&L for earthing with galvanized steel earth plate electrode 60 cm x 60cm x 6mm thick, buried directly in ground (earth pit not less than 2.25m below normal ground level) with top edge of earth plate not less than 1.5 m below normal ground level connected to galvanized earth lead strip 25x4mm (earthing lead from earth electrode to test point uopt 7.5m ) by means of bolts, nut, checknuts and washers of galvanized iron or steel all as shown in electrical plate No 5 of MES Schedule Pt-I 1991, GI earth lead strip of size 25mmx4mm protected by GI pipe 40mm dia light grade and connected to earth test point including excavation & earth work in any type of soil, disposal of soil, providing charcoal dust and common salt upto 15cm above top edge of earth plate, construction of PCC pit with RCC cover, funnel, watering pipe of 20 mm dia GI light grade including testing on completion complete.

S&F in replacement Automatic voltage regulator (AVR) PCB for 40 to 125 KVA DG set

S&F in replacement Automatic voltage regulator (AVR) PCB for 40 to 200 KVA DG set

S&F in replacement Automatic voltage regulator (AVR) PCB for 40 to 320 KVA DG set

S&F in replacement Automatic voltage regulator (AVR) PCB for 25 to 30 KVA DG set

S&F in replacement lead acid battery of capacity 12 V 80 AH.

S&F DG control panel having function to monitor different working such as ON & OFF switch, Test run switch Emergency stop switch, Lubricant oilf pressure & temperature display, Generator side important parmeter display and directed and specified by Engr in charge.

Supply only calcium hypochlorite granules having chlorine 65 to 70% by mass for treating water. Make-altoch gp, purichlor or equivalent. Note:- The contract sum shall be calculated by deducting the amount shown in Credit Schedule attached to this tender, from total amount of Schedule 'A'/BOQ.

ANIL KUMAR GUPTA

BINOD TRADING CO.

BBKundu

BHANU GAJMER

samrat saw mill and joinery workshop

L. B. SHARMA

Shri Amarnath Sah

M/S DUTTA ENTERPRISE

M/S SHIVNATH SINGH

M/S NIKITA ENGINEERING CO

Samir Kumar Dey

R K AGARWAL