Tender For corrigendum : tender for supply of led indicators for ryb phase 220 v , 22 , mcb / isolators at mains 3 phase 440 v ac 10a , transformer 415/220 ac 45 va , led indicators 220 v , rtd 3 wire pt100 for evaporator pt100 rtd (platinum resistance temperature detector) temperature range -20 degc to +850 degc (+328 deg f to +1562 deg f) , rtd 3 wire pt100 for h2 in or out pt100 rtd (platinum resistance temperature detector) temperature range -20 degc to +850 degc(+328 deg f to +1562 deg f) , cyclic timer (220v ac , setting at 2 hr. on-0.5 hr off) , auto/manual selector dpdt , 6a , 220v ac) allows switching between automatic and manual control modes. , toggle switch auto manual selector & on/off , remote /control card with ac to dc convertor (220v ac to 24v dc) , digital temprature indicator (3.5 digit to 0-99.9 deg rtd class b pt 100 3 wire rtd as sensor) , digital temprature controller with delay timer (3.5 digit 0-10 deg adjustable , dual set point with 10 deg hysterisis and 2 set points , time delay adjustable 0-100 sec sensor 3 wire rtd) , voltmeter (300v , 72x72) , amp. meter (ammeter 0-10a , 72x72) , contactor for compressor (coil 220v 50 hz) , contactor for motor (coil220 v 50 hz) , over load relay for compressor 3 phase , 440v ac) , over load relay for motor (3 phase , 440 v ac) , compressor (3 phase , 440 v 4360 kcal/hr) , fan motor 3 phase , 440v flame proof 0.5 hp is2148 , fan blade (15 inch) typically features aerodynamically designed blades for efficient air moement and reduced noise. , condensor (4 row 16x18 , 3/8 copper with copper with al fins ) , freon receiver (1.5 ton , steel fabricated with copper connection) , freon drier filter (3/8 dcld63) , accumulator (1.5 ton , steel fabricated with copper connection) , hand shut off valve1/2 inch (brass body with ss pin) , hand shut of valve 1/4 inch (brass body with ss pin) , hand shut off valve 3/8 brass body with ss pin) , pressure guage 500 psi (350 psi operation value 20 psi to 35psi) , pressure guage 500 psi (500 psi operation value 200 psi to 70 psi) , water collection chamer ss 316 (fabricated complete in stainless steel , including 2 nos of ss drain valve & complete ss drain line nb20 from evaporator recommended by the oem 0 chance of break and escape of hydrogen. , capillary (0.64 copper tube with stainer) , drain valve (dn15 , cs body ss ball , teflon seat) , hp/lp pressure switch (kf -15/mp-15 , low set point at 5 psi and high set point at 350 psi) , complete precooler in (ss316) with inbuilt copper bundle , end plates and flanges , complete evaporator in (ss316) with spiral form cooling coil ( only with 4 joints instead of 104) , h2 interconnections ss316 welded with 4 flanges , spiral form cooling coil only for evaporator (only with 4 joints instead of 104) , refrigerant gas (r-407) (8 kg) in cylinder , gaskets (1 set) (neoprene) made from high-quality rubber of silicone) , flare nuts (1 set) refrigeration brass flare nuts , designed to fit standard refrigeration tubing sizes and flare fittings. , thermostatic expansion valve 3by8 function regulates the flow of refrigerant into the evaporator coil based on temperature and pressure conditions. , theromowell in ss316 250 mm , solenoid valve 3by8 flare fitting
Tender For sic of submersible pump set and all allied e/m equipment for rebored tube well near h.no.-116c shahpur jat in greater kailash constituency ac-50. - supply of submersible pump set fitted with dynamically balanced ss impeller mounted on stainless steel shaft with protection sleeve having stage bowl & closed grained shorted type impeller, the pump will be directly coupled to required wet type induction motor of 7.5 hp, 10 stage, speed 2900 rpm suitable for operation of 3 phase, 415 volt, 50 hz, ac supply with efficiency 70% at following duty point:200 lpm on 90 mtr. head. having discharge outlet 50 mm and outside dia 142 mm.make: bs/skope/ any djb approved make, supply of hut type electrical feeder pillar / fabricated with 50 x 50 x 6mm angle iron and 16 swg ms sheet with horizontal and vertical intermediate member of suitable size. i.e. 1370 mm x 760mm x 460 mm. with arrangement for mounting of switchgear and electrical energy meter i.c. painting heaving following item fitted.a) mccb 63 amp, 4pole, 415volt, 35 ka -1 no.b) rccb 63 amp, 4pole with earth fault indication protecting a circuit automatically in the event of earth leakage sensitivity 100ma, - 1 noc) fully automatic star delta starter of relay range 13-21 amp. (7.5 hp to 10 hp) 3 phase oil immersed type -1 no.d) ampere 96 x 96 mm. square shape 0-30 amp-1 no.e) voltmeter 96 x 96 mm. square shape 0-500 volt-1 no.e) indicating lamp (a set of 3 lamps) 1.setf) shunt capacitor of 10 kvar mpp type with three phase isolator with suitable bankingg) motor protection assembly with earth leakage protection phase sequence corrector, single phasing, protection, overload protection, high voltage / low voltage protection time delay power on, programmable time switch i.c. r&b phase facility to change over from automatic, to manual &vice verse for up to 10 h.p -01 nos. complete wiring & installation of above accessories with required copper conductor wire and thimble etc. 01 job.make of all components: any djb approved., s/o pvc insulated & pvc sheathed cable with plain copper conductor having 3 phases, 3 core flat for submersible motor of 4 square mm size each 100 mtrs.make:grandlay / havells./any djb approved make, s/o m.s. clamp of 600 mm length duly fabricated out of 12.5 mm thick 75 mm wide, m.s. plate for holding the pipe of 50 mm dia., s/o double flange gi column pipe 50 mm dia medium class each of 3 mtrs long duly threaded on both ends, welded fitted with gi flange on both ends with slot of submersible cable. make: tata/ jindal./any djb approved make, s/o/ tail piece of the medium class gi pipe 500 mm long with one end threaded as per outlet of pump & another end flanged as per size of gi pipe 50 mm dia., s/o gi 90 bend of size 50 mm dia having both side flange (heavy duty)., s/o nut & bolts of 1/2 dia of different size i.e. 1.5 dia& 2.5 long full threaded., s/o rubber packing for 50 mm dia flange., fabrication and supply supply of bore cover approx size 8-10 inch diameter made out from 6mm thick m.s. sheet in 2 halves & a circular hole in centre 3-1/2 dia. with locking arrangement by nuts & bolt., earthing with g.i. earth pipe 4.5 meter long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal/ coke and salt as required., providing and fixing 6 swg dia g.i. wire on surface or in recess for loop earthing as required., installation of t/well by lowering of sub p/set with all allied above items. this includes installation and grouting of panel boards with all electrical wiring & cabling at site. all tools & tackles i/c. tripod chain pulley blocks etc. shall be arranged by the firm. this includes testing & commissioning of t/well on load at site i/c. cartage, loading & unloading of material. it also includes a trial run of 30 hrs operation successfully by the firm. all required civil work included in the scope of work.
Tender For strengthening of e/m equipment of various tube wells installed at sarai kale khan area under jangpura constituency ac-41. - supply of double flange gi column pipe 50 mm dia medium class each of 3 mtrs long duly threaded on both ends, welded fitted with gi flange on both ends and welded support l-type ms bracket in both flange with slot of submersible cable.make: tata/ jindal. , supply of out door type 7.5 to 10hp hut type electrical feeder pillar/metal board of weldedconstruction of size 1370mm x 760mm x 460mmfabricated with 16 swg m.s. sheet with horizontal and vertical intermediate chamber of suitable size onsuitable size insulating board to make the panel robust, having double door with 14 swg s.s hinges along with double locking arrangement with arrangement for mounting of switch gear and electrical energy meter i/c powder coating, vermin proof having following items.1. mccb 63 amp, 4 pole-1 no2. rccb/elcb 63 amp, 4 pole with earth fault indicator and positive contact indication protecting a circuit automatically 1no3. fully automatic star delta starter of 10hp, 3phase oil immersed type 1no4. digital ampere meter 96mmx96mm square shape of 0-30 amp range 1no5. digital voltmeter of 96mm x 96 mm square shape of 0-500 volt range with selector switch 1no6. led indicating lamps with fitting (a set of 3 lamps) 1set7. shunt capacitor of 5 kvar with three phase isolator 1no8. motor protection assembly having earth leakage protection, phase sequence corrector, single phasing protection, over load protection, high voltage-low voltage protection. 1no9. programmable time switch (i.e. ryb phase & facility to change over from automatic to manual & vice versa) up to 10 h.p.1no10. complete wiring of panel board & installation of electrical accessories in the panel with required copper conductor wire & thimbling etc.as required. the panel board shall be mounted on the base frame of 600mm height made of 50x50x6mm angle iron frame.make:-all the insert used in panel must be of djb approved makes and should be isi marked where make of that equipment is not approved.djb item code 10.2.1, supply of pvc insulated pvc sheathed copper conductor flat cable size 3 core x 4sq mm,1100 volts, confirming to is 694(each roll 100mtr long). make: granlay / havells./gloster/any djb approved make., supply of nut bolts, washer 1/2 dia 1 long full threaded., supply of rubber packing 50 mm dia. flange., lowering & lifting of sub/sets from bore by taking out double flanged gl pipes, submersible p/set, cable, cutting of rusted nuts and bolts etc and replacement of damaged d/f gi pipes, cable, defective pump set etc as per site requirement and lowering of sub p/set, sub cable, gl pipe etc as required, jointing of cable from sub p/set along with holding of cable with pipes and jointing of d/f pipes etc with nuts bolts and rubber packing etc. the job includes hiring of all t&p, tripod stand, chain pulley block and other material handling equipments, safety gadgets ad required and consumable material will be arranged by the firm as per site requirement. the other material required during execution will be provided by department. djb sor(e&m)-2022 item code 27.1.2
Tender For supply of 16a ammeter selector switch for main input current selection,16a voltmeter selector switch for main input voltage selection,10a tp ac 2 way without off auto or manual mode selection for float and boost chargers,16a sp dc 2 way without off switch for float rectifier or load bus and boost rectifier or battery voltage selector switch,16a sp ac 2 way without off auto c or o mode or manual boost mode selection for charger,10a tp dc 2 way without off for boost charging of battery set 1 or 2 selection,225a dc coil operated emergency contactor coil 220v dc auxi 1no,185a dc coil operated contactor for boost charging battery set 1 coil 220v dc auxi 2 nc,63a dp dc on or off switch for load isolation,40a dc coil operated emergency contactor coil 48v dc auxi 1no,65a dc coil operated contactor for boost charging battery set 1 coil 48v dc auxi 1 nc,filter capacitor for ripple suppression for float and boost chargers rating 100 v 2200 uf,dc to dc convertor 48v dc to 24 v dc 5 amps,4 channel relay boards for contact multiplic