LWSS Dehra Barpat in Tehsil Sundernagar Distt. Mandi H.P.

Providing horizontal spindle, horizontal/redial split cashing/ end suction (Back-pull out arrangements) single/double/multi stage cetrifugal pump or combiantion of pumps, in series/parallel of recommended make such as Mather and Platt/KSB/ Beason Weir/Kirloskar/BE/Jyoti as per BIS 1520-1980 with upto date ammmendments, read with IS:91371978 or latet edition suitable for lifting water for under mentioned characterestics with bronze, impellers/priming funnels, casing ring and shaft sleeves of bronze, shaft of steel gade 4508 FN8 with cast iron casing coupled directly throgh a flexible couppling on a comon MS/cast steel base plate (base plate to be from the manufactur of the pumping unit only) to squireel cage scren protected drip proof induction motor /motors of standered make such as Kirloskar/BHEL/Crompton/NGEF/GEC/Siemens/Jyoti/ABB of IE2 or above rating and suitable for operation on 400 (+/-)10% voldts, 50 cycles/ second 3 phae AC electric supply The power of electric motor/motors should be at +10% in excess of the maximum power required by the pump/pumps in the operation range of (+) 10% and (-) 15% of the duty point head. The motor/motors as per ISI :325:1978 with upto date ammendments read with IS 900:1972. It should include cost of bearing uts, bolts and painting etc. and should meet the following requiremtns. Discharge (Q) = 1.3 LPS, Static Head =200 Mtr.

Providing and fixing of oil immersed star delta starter MEI/Jyoti/L&T make conforming to BIS-8544-1979 latest with upto date ammendments for 25 HP squireel cage motor mounted on panel board with magnetic type over load release & dashpot, time lag, under voltage release with initial oil filling.

Providing and fixing MS sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle iron post of suitable height and size ISA 50x50x6mm duly powder coated comprising and capable of mounting the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer-in-charge. (a) Supply of 100mm VAF meter for Digital display of Amp., Volt and freq. standard make such as Sunvij/Schneider/Enercon/L&T/Indoasian make with selector switches conforming to ISO specifications BIS-1248-1983 latest with uptodate ammendments. (b ) Main MCCB of standard make such as Indoasian/Siemen/Standard/ Havells/ABB/L&T make and having capacity 30% extra of the operational rating of motor as per BIS- 4064-1978 with upto date ammendments immediately after the power meter of HPSEB. (c) 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 rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date ammendments. (d) ICTP switch with HRC fuses of suitable capacity of L&T/Standard/Havells/ ABB/ Indoasian make on for indivisual motors offered by the tendrerer conforming to BIS 4064-1985 latest with upto date ammendments with neutral linked under voltage release. (e) 3 phase indicating lamps complete with toggle switches for individual motors conforming to BIS-3452 part-I & II latest with upto date ammendments. (f) Earth fault relay with shunt trip of standard make such as Indoasian/L&T/Standard/Havells/ Schneider with upto date ammendments and of suitable range. It should also be fitted earth fault for tripping of breaker on occurance of earth fault on/off breaker load side. (g) Hour run meter of Digital display conforming to BIS-722 (latest edition) recommendations. (h) Suitable three phase voltage monitor relay with all protections & usual indicators with electrical sirens against single phasing no voltage, high voltage & over loading & phase voltage differenece. (i)Change over switch of reputed make and suitable capacity (j) Single phase preventor of reputed make & suitable capacity

Providing and fixing of Kilburn/KSB/Leader/Pelican make of suitable size cast steel Class ASA 600 double flanged sluice valve minimum one size higher than outlet size of pump capable of withstanding nominal seat pressure of 104 kg/cm^2 conforming to BS 1414 (API 600) latest with upto date ammendments.

Providing and fixing of Kilburn/ Fouress/Leader/KSB/Pelican make of suitable size Cast Steel class-ASA 300 double flanged swing check type reflux valve minimum one size higher than outlet size of pump withstanding nominal seat pressure 104kg/cm^2 conforming to BS 1868 (API 600) latest with upto date ammendments.

Providing and fixing of Kirloskar/Kilburn/Fouress/Gled/Leader/KSB/Pelican make of 150mm dia cast steel class-ASA 300 double flanged swing check type reflux valve size equal to dia of R/Main for withstanding nominal seat pressure of 104 kg/cm^2 conforming to BS 1868 (API 600) latest with upto date ammendments.

Providing and fixing of Kirloskar/Kilburn/IVC/Fouress/Gled/Leader/KSB/Pelican/Kartar make suitable size cast iron PN-1.6 double flanged sluice valve size having conforming to IS: 14846/IS 780 having min one size higher than suction size of pump and capable of withstanding nominal seat pressure of 10 kg/cm^2

Providing and laying suitable size copper PVC insulated armoured power 3.5 core cable conforming to BIS 1554 (part I) 1988 or latest with upto date ammendments Siemen/Gloster/L&T/ Standard/Finolex make from meter of HPSEB to MCCB & from MCCB to Busbar switch & starter (one cable carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipe, solder, nuts and 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 jointless three core copper PVC insulated suitable size cable as per BIS 694-1990(latest with upto date ammendments) Gloster/Havells/Standard/L&T/Finolex make suitable for the pump set offered from MCCB to starter, starter to motor 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.

Providing and laying double loop earthing with GI plate 600x600x3mm thick electrode complete with material such as charcoal, common salt, GI pipes, thimbles, nuts & bolts, digging of pits, 25x5mm GI strips of required capacity conforming to BIS 3043-1987 latest with upto date ammendments for above motors & other electrical equipment.