Latest and live tenders published in united arab emirates. Click on any tender to view further details.
complete overhauling of booster pump of mushrif pumping station. pump details: make-aversa, model-nds 500-450-700. please contact mr noor uddin 052-9172523 for further clarification. 1.0#introduction dubai electricity & water authority dewa owns and operates potable water booster pumping stations at various locations of dubai. these booster pumping stations along with their accessories ar maintained regularly and taken out of service in a planned sequence mostly in winter to carry out the preventive maintenance, insp ections etc. 2.0#scope of work the scope of work mandatory & optional for the overhaul of booster pumps and their accessories o booster pumping station. # a#the contractor has to take the pump assembly from dewa site to their workshop
supply of internal & external coating of of booster pump of mushrif pumping station. pump details: make-aversa, model-nds 500-450-700. please contact mr. noor 04-3229439 for further clarifications. scope of works: specification for internal coating of pumps/ valves g eneral these pumps & valves are used in water booster pumping stations. the fluid handled by these pumps is potable water of maximum temperature up to 50 0c. normally the water is clean but some time it is noticed to have sand and solids in stream from pipe line. these pumps are in operation since commissioning of the station. scope of work collection & transportation the contractor shall collect the pump casing through suitable pickup/crane mounted truck from ems workshop at aweer. the contractor
additional repairing works on the pump sent for complete overhauling nad al sheba an-40016-17 clyde union booster pump please send this enquiry to m/s hitek as the overhauling po-3052001268 was rewarded to them please contact mr. noor 04-3229439 for further cl arifications. scope of works: 1. machining on the both impeller wearing rings 2. assembly of both wear rings to the rotor assembly 3. 1 year warranty on the workmanship additional repairing works on the pump sent for complete overhauling nad al sheba an-40016-17 clyde union booster pump please send this enquiry to m/s hitek as the overhauling po-3052001268 was rewarded to them please contact mr. noor 04-3229439 for further cl arifications. scope of works: 1. machining on the pump impeller 2. assembly of the
testing and calibration of sweep frequancy response analyzer, make: doble, model: m5300, serial no: 11000205. calibration and certif ication should be traceable and accredited as per iso/iec 17025 specification. calibration certificate to be valid for two year. testing and calibration of karl fischer titration instrument; make: megger, model: kf lab mkii, serial no.: 1237. calibration and ce rtification should be traceable and accredited as per iso/iec 17025 specification. calibration certificate to be valid for two year.
the scope of work will be as following: carrying out inspection of the portable air compressor & calibration of air pressure switche s as per the prevailing guidelines of dubai municipality. details of the portable air compressor: make: abac air compressor model: b 4900/270 ct4 ce abac air receiver tank capacity: 270 l ps: 11 bar no. of safety valve: one year of manufacturing: 2010 motor rating : 4 kw, 3 phase 400v, 50 hz, 2930 rpm. the job shall be carried out as per the dubai municipality guidelines by a competent & approv ed agency. necessary tools/instruments required to carry out the inspection shall be arranged by the agency. specific requirement, i f any shall be mentioned in the quotation. report/test certificate shall be submitted after completion of the job.
complete overhauling of booster pump for hatta city new ps ro fees pump. pump details: make-goulds, model-3410, size: 2x3-11, impell er dia 9.12, rpm-2945, capacity-75cm/h please contact mr. noor 04-3229439 for further clarifications 1.0#introduction dubai el ectricity & water authority dewa owns and operates potable water booster pumping stations at various locations of dubai. these boo ster pumping stations along with their accessories are maintained regularly and taken out of service in a planned sequence mostly in winter to carry out the preventive maintenance, inspections & overhauling etc. 2.0#scope of work the scope of work mandatory & optional for the overhaul of booster pumps and their accessories of booster pumping station. # a#the contractor has
internal & external coating of pump casing of hatta city ro feed pump pump details: make-goulds, model-3410, size: 2x3-11, impeller dia 9.12, rpm-2945, capacity-75cm/h please contact mr. noor 04-3229439 for further clarifications. scope of works: specificati on for internal coating of pumps/ valves general these pumps & valves are used in water booster pumping stations. the fluid handled by these pumps is potable water of maximum temperature up to 50 0c. normally the water is clean but some time it is noticed to have sand and solids in stream from pipeline. these pumps are in operation since commissioning of the station. scope of work collection & transportation the contractor shall collect the pump casing through suitable pickup/crane mounted truck from ems works hop at aweer. the contractor pickup shall have suitable and safe lifting sling/belt of sufficient load capacity. loading and unloadi ng of pump casing to be carried out by contractor. surface preparation before applying any coating, the contractor has to do nece ssary surface preparation by sand or grit blasting or any other suitable mechanical system to remove all rust & loose materials. aft er sand blasting the contractor has to intimate dewa engineer for inspection of the surface before applying any coating. during sand blasting it is required to protect all machined surface, seat area and all other critical areas and parts from damage by suitable me thod. buildup/ filling of erroded/pitted surface the supplier has to buildup eroded surface by suitable composite
the scope of work will be: 1this job includes the fabrication of wooden blocks/sleepers using tali wood material as per the differe nt dimensions mentioned below. 2fabricate with fine finishing of hard wooden blocks for generator & mv motors overhauling work. har d wooden tali wood blocks to be capable of withstand minimum 10 ton capacity weight. 3dimensions in meters & quantities are as mentioned below: al 2.2m; w 0.5m; h 0.2m, quantity 14nos. bl 1m; w 0.3m; h 0.1m, quantity 10nos. cl 1m; w 0.3m; h 0.05m, quantity 6nos. 4contractor should visit the site to identify actual requirements before submitting the quote. 5party should submit their q uote in aed. 6contractor has to submit detailed split up for their quote against the entire scope of work along with cost
modify, supply & replacement of ccu unit condenser coil at najma tcc building. general: ø#the contractor shall visit the site assess the work required and quote for lump sum accordingly. ø#all the materials in general will conform as per latest standards and shall be submitted to dewa for engineers approval. ø#the contractor is required to take all precaution. so as not damage any of the exist ing equipment/ structure etc# ø#contractor staff is required to wear proper personal protective equipment at all time on the site. ø #the contractor shall deploy the skilled ac technicians for carrying out the maintenance / installation works. ø#contact person for site visit mr. mohamed obeid: 052 6973337, 04 3227879 mr. mohideen: 055 3810513, 04 3227879. scope of work ø#modify, supply and replacement of existing ccu unit condenser coil with necessary modification of gas pipes, freon, to replace same as existing ø#contra ctor shall visit the site and take necessary measurement and connections as per existing conditions exactly same. ø#contractor to recover gas from the system. ø#remove the existing condenser coil and install new coil with necessary modification of gas pipes. ø#c ontractor to carry out leak testing with nitrogen gas. ø#contractor to hold the pressure for 24 hours to confirm. ø#contractor to pr oper flushing of the coils and proper connections with the leak test. ø#contractor to replace filter drier core same as existing. ø# contractor to vacuum the system from moisture. ø#contractor to supply and charge the freon gas, as per site
installation/replacement of condenser coil for 9nos. split ac units. scope of job: 1. condenser coil and refrigerant required for to p-up will be provided by dewa. 2. refrigerant recovery, removal of condenser coil, installation of new coil, flushing, brazing, leak test and vacuuming. 3. refrigerant charging and unit normalizing. 4. filter drier and required tools to be arranged by contractor. 5. workmanship warranty shall be provided for one year. detail of split ac units: a- gt 81-84 gcb; unit kks: 80sau20ah601, 603, 605& 607 unit make/model: bumyang; rse 80p coil size: length: 210 cm x height: 80 cm total no. of units: 4 nos b- hrsg 82, 83&84; unit k ks: 80sac20ah212, 232&242 unit make/model: bumyang; rse 50l coil size: length: 195 cm x height: 80 cm, total no. of units: 3 nos chrsg 81&84; unit kks: 80sac20ah213&243 unit make/model: bumyang; rse 30m coil size:length: 105 cm x height: 105 cm, total no. of un its: 2 nos