Restoration of Rain Damages to providing LWSS to PC habitation Dodniage Bhatgran in Tehsil Bhuntar Distt. Kullu HP

Amount

Providing and fixing of submersible water pumping set for(175 mm dia bore well) of KSB make model UPF 100-25/25HP confirming to latest relevent BIS code.The pump should be fitted with free flow impellers of suitable alloy as per BIS 5659-1970 latest suitable for clear cold water with turbidity up to 50 PPM having greased packer bearings & shaft with bound stator on motor side & with shaft protection sleeve on pump side ensuring better life for shaft confirming to BIS specifications. The pump shall be directly coupled to a submersible squirrel cage electric induction motor of same make confirming to relevent BIS code latest with up to date ammendments totally dust & water proof for submersible duty isolated from the pump by intermediate casing with double mechanical seal in oil chamber & grease packed lubricated bearings & provided with stainless steel thrust bearing plate to with stand non vertical loads with minimum wear & tear.It should also be fitted with a device to take up expansion of water with heating of motor. The pump set should include water level guard errection clamps,cable clips & depth gauge etc. The pump should be suitable for operation on data given below:- Revised duties

Discharge:- 2.70 LPS

Total Head:- 371.88 meters

Length of R/Main - 1650 mtr

Dia - 65 mm

Limits of total head in which the pump/ motor is reqd. to operate. (+)10% & (-) 15%

Supply of suitable oil immersed star delta starter/ATS/star rotor starter of standarad make such as MEI/Kilburn/Jyoti/ Siemens conforming to BIS-8544-1979 latest with up to date ammendments for squirrel cage/slipriing motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot,time lag,under voltage release with initial oil filling .

Providing M S sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting the following accessaries with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer in charge.

ICTP switches with HRC fuses Kilburn/Larsen & turbo/Standard/Siemen make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediatly after the power meter of HPSEB.

Busbar chamber having 3 copper bars of suitable rating for full length equal to width of board of 3 live phases and one copper bar of half reating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date ammendments.

MCB/Oil circuit breaker of suitable capacity of Kilburn/LT/LK/MEI/Standard make on in coming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with neutral linked under voltage release.

3 phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with up to date ammendments.

Earth leakage circuit breaker of recommended (Kilburn/L&T/MEI/GEC as per BIS-2516-1977 with upto date ammendments and of suitaible range with which should have control box, operating handle and trip/reset bush button on/ off indicators, re-indicating off spring condition of the circut breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tap CTS. It should also be fitted with earth fault for tripping of breaker on occurance of earth fault on/ off breaker load side.

Hour run meter of reputed make of four digit capacity conforming to BIS-722(latest edition) recommendations.

Suitable three phase voltage monitor relay with all protections & usual indicators with electrical sirens against single phasing, no voltage, high voltage & overloading & phase voltage difference.

Single phase preventor of reputed make & suitable capacity

Supply of Kirloskar/ Kilburn/IVC/ Fouress/ Gled/ BHEL/ Leader/ Kartar of approved make of suitable size Cast iron double flanged sluice valve having size one step higher to delivery of pump and capable of withstanding nominal seat pressure as per BIS.

Supply of Kartar make Cast iron double flanged swing check type reflux valve having bye pass arrangement & size one step higher to dia of rising main for withstanding nominal seat pressure as per BIS.

Providing and Laying suitable size copper PVC insulated armoured power 3.1/2 core cable confirming to BIS 1554 (Part I) -1988 or latest with up to date ammendments Siemen/Gloster/ICC make from meter of HPSEB to OCB & from OCB to Busbar switch & starter (one cable carrying all three phases) including all other electrical equipment/accessories such as thimbles,flexible pipe,solder,nuts & bolts,cable glands etc. laid in pipes or trenches under floor .The type,size & make will be subject to approval of HPSEB authorities.In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.

Providing and Laying PVC jointless flat water proof cable as per BIS 694-1990 (latest with up to date ammendments) suitable for the pump sets offered from OCB to motor, motor to starter including all other electrical equipments such as Thimbles, flexible pipes, solder,nuts & bolts,cable glands etc. laid in pipes or trenches. The type,size & make will be subject to approval of HPSEB authorities.In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.

Supply & errection of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 latest with upto date ammendments BHEL/GEC/Machneil/ Mager/Bajaj make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually,of required KVAR according to HP of motor offered including cable Siemens/ Gloster/ICC make from busbar chamber to capacitor & also including LT/LK/Kilburn make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer.

Supply of standarad make 100 mm dia circular dial pressure gauge of suitable range Fiebeg/Bourden/ Precision make with all accessories such as stop cock,copper tubing etc. conforming to BIS 3624-1987 latest with up to date ammendments.

Providing and Laying Column pipe/ Delivery pipe considering site requirements,NPSH required & available having area equal to two times the area of delivery branch of pump including tapers,flanges,rubber gaskets 3mm thick as per BIS-2712-1978 , nuts & bolts as per 1364-1983 & special from pump set to ground level and up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge The pipes shall be capable of withstanding 1.5 times the total presure indicated in item no. 1e(ii). NOTE:- Actual laying to be done as per final drawings to be approved by the Engineer in charge.

Roop chand (BID ID -601493)