REPAIR/MAINT OF EXTERNAL ELECTRIC SYSTEM, UG CABLE, LT PANELS, STREET LIGHTS, COOLING APPLIANCES, RO PLANT AND MISC ELECTRICAL WORKS INCLUDING PREVENTIVE MAINTENANCE OF E/M INSTALLATION ELECTRIC AND WATER SUPPLY INSTALLATIONS AT DGQA COMPLEX BADARPUR

Taking down old UNSV security light fittings from pole upto 11 mtr height, S&F new LED street light fitting of capacity 90 watt 6000K, made up of pressure die cast housing with toughned glass and individual high power LEDs, IP66 protection and impact resistance of IK07 with 10KV built in surge protection device having top opening separate driver compartment complete with all electrical accessories and as specified,

Taking down old UNSV security light fittings from pole upto 11 mtr height, S&F new LED street light fitting of capacity 70 watt 5700K, made up of pressure die cast housing with toughned glass and individual high power LEDs, IP66 protection and impact resistance of IK07 with 10KV built in surge protection device having top opening seperate driver compartment complete with all electrical accessories and all as specified,

M&L for lowering/lifting of submersible pump and motor using chain pully arrangement of suitable size and disconnecting the electric and water pipe connection for lifting and taking out the column pipe of dia 50 mm / 40 mm dia pipe from the bore well up to depth of 90 meter and including submersible cable submersible pumping set of any capacity complete all as specified and directed by Engr-in-Charge.

S&F in replacement of Submersible cable PVC insulated copper conductor flat 3 core 4 Sqmm 1100 volt. Make- Plaza/Havells/polycab

M&L for opening of submersible pumping set upto 10 stage of capacity 5 HP,100mm dia (three phase) pump type 4 C/50. Make- KSB and replacement of following U/S parts and re-fixing of the same and testing commissioning complete all as specified and directed by Engr-in-charge. 1. Allon bolt -4 Nos 2. Bearing bush in suction housing - 1 Nos 3. Bearing sleeves - 1 Nos 4. Bearing bush in stage casing - 4 Nos 5. Cable guards - 1 Nos 6. D.O.L - 1 Nos 7. D.O.L. Sleeves - 1 Nos 8. Distance sleeves in suction Housing - 1 Nos 9. D.O.L bush - 1 Nos 10. Impeller Noryl - 35 Nos

M & L for providing cement concrete type B2 1:2:4 (40 mm graded aggregate) in foundation, filling and mass concrete complete including dismantling existing all as directed by Engr-in-charge.

Cutting and removing the vegetation growth and surface dressing , trimming of branches from trees comming on the sub station or all around the installation yard including two pole structure area around power house (external only) to keep always installation clean and tidy including white wash at plinth / foundation of transformer if required complete all as specified and as directed by the Engr-in-Charge.

M&L in replacement for installation of Digital water level indicator device,with 19mm size digit display including probe unit ,five stage magnetic sensor concealed in SS tube of required length,controlling box including systems incorporated with stage signal,high & low alarm, pump automation as directed capable to one tank from one pump complete all as specified and directed by Engr in Charge. Make : SECO/SATYA SAI Technical Specification Prinipal of operations : Negative sequence voltage sensing Systems Voltage & frequency :- 415 +/-20% , 50HZ +/- 5% Contact rating 1 Amp at 415 V AC Trip time delay 3 to 5 seconds Temparature Range : -5 degree C to 50degree C Suitable for - Upto 18 to 25 mtrs OH/UG sump Humidity : Up to 95 % R.H H.V test : 2 KV AC (RMS) 1 min between live parts & body Mode of Operation : Auto/manual

Supply only in replacement of plastic cylindrical sealed disposable sanitiser refill containing solid chlorine for disinfection of drinking water , water with arrangement for controlled release of disinfectant in water , suitable for operation through recommended dosing system. Replacement indcation visual and weight variation water contact orfice design, sealed when dry, exposed upon immersion, operation type , non contact, non inhalatory, cylinder dia 2.5 inches + 0.5 inches , cylinder height, minimum 10.0 inches complete all as specified and directed. Make : Declibac or equivalent

Supply and laying in replacement of galvanised steel water tubing medium grade in trenches / wall /floor with all fittings , connections as required at site of size 15 mm bore