GENERATOR 300 KVA filled2nd.docx
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GENERATOR 300 KVA filled2nd.docx
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GENERATOR300KVAfilled2nd
TENDERSPECIFICATIONFORMARINEACDIESELGENERATORSETS,ANDASSOCIATEDACCESSORIES300KVA,(240KW),440V,60HZ,3PHASE
1.NameoftheEquipment:
MarineACDieselGeneratorSetof440V,60Hz,3Phase300KVA(240KW)andassociatedaccessories.-Noted
2.Purpose:
TheGeneratorSetswillreplacetheexistingOldgeneratorSetfittedonboardBNShipandwillbethemainelectricpower-generatorsourceoftheships.thegeneratorsetsshouldbeableoperatecontinuouslyeitherindependentlyorinparallel–Noted
3.Quantity:
02(two)completesets
4.Model/Brand:
1015-VL12M/ZYRAXES
5.Manufacturer:
ZYRAXESSRL–18Catrunestistr.,4thsector,042169code–Bucharest
6.YearofManufacturing:
2010orlater–Comply
7.Countryoforigin:
EUcountries–Germany,France,UnitedKingdom,Romania
8.ManufacturingCountry:
EUcountries–Germany,France,UnitedKingdom,Romania
9.Qualification/EligibilityofBidder:
OriginalmanufactureroftheeithertheprimeMoverortheAlternatororboththePrimeMoverandAlternatorortheirauthorizedagents/DealercansubmitquotationthroughtheirauthorizedlocalagentinBangladesh.Incaseofofferfromauthorizedagent/dealers,themanufacturerofPrimeMoverorAlternatoristoprovidewiththeofferauthorizationcertificatewithregardtotheiragent/dealer.andalsocertificateofprovidingaftersaleswarranty,supplyofsparesandotherservicesforcompletepackageofsupply.
WeconfirmourstatusasoriginalgeneratingsetsmanufacturertoparticipateinthistendertroughourauthorizedagentEvebuyingInt”lLtd,Lane#29,House#389(4thfloor),NewD.O.H.SMohakhali,Dhaka-1206,Bangladesh
10.ScopeofSupply:
02(two)innumberMarineACDieselGeneratingSetwithcontrolandmonitoringpanelalongwithsynchronizing,withoutpowerandcontrolcables,withspareparts,specialtools,etcaretobesuppliedasperthespecificationenumeratedinthesubsequentparagraphs.TheGeneratingSetmustbecompletewithallstandardaccessoriesandattachments,readyinallrespectforoperationafterinstallationonboardcautiouslyeitherindividuallyorinparallelcondition.Serviceslikeinstallation,supervisionandonboardtrainingarealsotobeincludedinthescopeofsupply.
Weconfirmourcompliance.
Wealsoconfirmparallelingoperation.
11.InstallationSite.TheGeneratorSets,andotheraccessorieswillbeinstalledinanavalshipsatChittagong–Bangladesh.
Notedandcomply
12.OperatingEnvironmentofGeneratorSets.
aAmbientCondition:
TheGeneratorSetswithControlPanelandassociatedaccessoriesaretobedesignedandmanufacturedtooperateinthefollowingambientcondition:
Ambientairtemperature-15°C–45°C15°C–45°C
Relativehumidity-Upto95%95%
Seawatertemperature-05°C–32°C05°C-32°C
Seawater-MuddyComply
b.MaximumAllowableInclinations:
TheGeneratorsandaccessoriesshouldbeabletorunWhentheshipissubjectedtofollowingrolling/pitching:
TransientCondition
1.Front/rearenddown(pitch)-±15°±15°
2.Left/rightsidedown(roll)-±22.5°
ContinuousCondition
3.Front/rearenddown-±15°±15°
4.Left/rightsidedown(heel)-±15°±15°
13.DesignsandConstructionofGeneratorSets:
TheGeneratorSets,controlpanels,andMonitoringPanelsControlcableandassociatedequipmentsaretobemarinetype(additionallytreatedtoprotectagainsthumidityandcorrosiontogiveimprovedresistanceinmarineenvironment).theGeneratorSetsandallotheritemsaretobenewlymanufacturedwithupdateddesignfeaturesandtechnologiesincorporated.
ZYRAXESSRLwillprovideBNwiththelatesttechnologyavailableatthetimeofmanufacture.Thepanels,controlcablesandassociatedequipmentwillbeofmarinequalityandtretedforhighcorrosionandhumidity,offeringimprovedresistancetothehazardousseaenvironment.
14.ClassificationStandardandCertificationofGeneratorSets:
TheGeneratorSets,ControlPanels,associatedequipmentandthecablessuppliedaretobedesigned,constructed/manufacturedandtestedtotherequirementoftheAmericanBureauofShipping(ABS)orLloydsRegisterofshipping(LRS)oranyotherinternationallyrecognizedclassificationsociety.TypeapprovalcertificatesinEnglishtothateffectaretobeprovidedatthetimeofdeliveryoftheGeneratorSets.
ZYRAXESSRLwillissueseparatetypeapprovalcertificatesforEngines,Alternators,Switchboards,Controlpanel.
15.GeneralParticularsofCompleteGeneratingSets:
a.Model/Type/Brand:
1015-VL12M/Diesel/ZYRAXESSRL
b.Make:
ZYRAXESSRL/18Catrunestistreet,4thsect.
042169code,Bucharest–Romania
c.Typeofoperationsrequired:
Comply-ContinuousOperatingPower
d.Averageoperatinghoursperyear:
3000hours/year
e.MaximumContinuousRating(MCR):
300kVA(240kWe)atthe1800rpmISOconditions(45°Cairand32°Cseawatertemperature).
f.Overloadratingandduration:
+10%(1hourin12hours)
g.Minimumallowablecontinuousload:
90kVA(30%ofMaxloadpermitted)
h.PowerFactor:
0.8Lagging
j.Output:
300kVA(240kWe),60Hz,440V±10%
adjustable,3phase,starconnection
k.Speed:
1800rpm
l.OveralldimensionofGenerating
(primemoverandalternatorcombined).:
Length-Notmorethen3000mm:
2320mm
Breadth-Notmorethan1380mm:
1320mm
Height-Notmorethan2030mm:
1345mm
(Includingaccessorieslikeexhaustbellows,
elbowandbentetc)Exactdimension
m.Overalldryweightofgeneratingsets:
2670kg
(PrimeMoverandAlternatorcombined)
n.Voltageregulation:
NotedandComply
Within±1%overapowerfactor0.8lagging
includinghotandcoldvariationsand
changesofspeedupto±4.5%
p.LoadingCondition.TheGeneratorwillbesubjectedtosuddenhighinductiveloadslike3phasesinductionmotorwherestartingtransientcurrentwillbeveryhigh.(about5-7timesofratedcurrent).Undersuchcircumstances,theoutputvoltageshouldremainsufficientlystable.sothattheprecisionelectronicequipmentoftheshipcanberesponsiveforthefollowingtransientcondition
NotedandComply
(1)TransientVoltageVariation.Thevoltagevariationofthegeneratingsetsmaybeasfollows.
ser
Description
Variation/Recoverytime
(a)
Transientvoltagevariation,thenatanyloadupto50%oftheratedloadat0.8laggingpowerfactor,aloadequalto50%ratedKVAatanypowerfactorbetweenzeroand0.4laggingissuddenlyapplied/removed
VoltageDip/Rise12%-+15%
2Seconds
(b)
transientvoltagevitiation,whenatanyloadbetween25%and75%ofratedloadat0.8laggingpowerfactor,aloadequalto25%ratedloadat0.8laggingpowerfactorissuddenlyapplied/removed
VoltageDip/Rise5%-±7.5%,2Seconds
(c)
Transientvoltagevariation,when100%oftheratedloadisapplied/removedsuddenly
VoltageRise/Dip±15%
(d)
Voltagerecoverytime.Inallthecasesmentionedabove,thevoltageistoberestoredto99%oftheratedvoltagewithin02sec,
Comply.Within2Seconds
(2)TransientFrequencyVariation.ThetransientfrequencyvariationoftheGeneratingSetswillbeasfollows:
ser
Description
Variation/Recoverytime
(a)
Transientfrequencyvariationfor25%loadchangesforms0%to100%(insteps)andalsoreverseloadchanges
FrequencyRise/Dip±1.5%
(b)
Steadystatefrequencyvariationformno-loadtofullload(governordroop)
+1%within2Seconds
(c)
Timeofrecoverytoreachwithin0.2%i.e99.8%oftheratedfrequency.
Recoverytime2seconds
Note:
GraphsshowingvariouscharacteristicsandresponseoftransientvoltageandfrequencyvariationaretobesubmittedwiththeFATReport
q.Coupling.ThedoublebearingAlternatorsaretobeflangedtotheprimemover(Engine)throughappropriateSAE(tobementioned).bellhousingviaflexiblecoupling.TheflexiblecouplingwillbeaccordingtothefinalTorsionalVibrationCalculationTVC)
SinglebearingalternatorcoupledtoSAE1bellhousingviaaflexible14”coupling.TVCwillbeprovided.
r.CombinedBaseFrame:
TheDieselEngineandtheAlternatorofGeneratorSetsistobemountedonacombinedbaseframetoberigidlyfixedtotheGeneratorseating.LiftingeyesaretobeprovidedforliftingthecompleteGeneratingSetsasawhole,andalsotheEngineandtheAlternatorseparately.
NotedandComply.ZYRAXESSRLwilldesigntoBNspecifications.
s.Mounting:
TheGeneratingSetistobeelasticallymountedonthecommonbaseframe.Themanufactureristosupplystandardshockantivibrationmountingalongwithholdingdownbolts.Forvibrationcalculationtheshipsdisplacementistobeconsideredas720tons(fullload)
ZYRAXESwillusethelatesttechnologyinanti-vibrationmountstohelptoreducetheshockloads.
t.NoiseLevelThenoiseleveloftheoverallGeneratingSetsshouldbeasminimumaspossiblesothatthenoiselevelinthemachineryspacedoesnotexceed90dB(A)
ZYRAXESGeneratingsetsareoflownoisewithwatercooledT/CandExhaustmanifoldstocomplywiththespecified90dB(A)
u.RecordofSales:
RecordofsalesofthequotedmodelofGeneratorSetsindicatingyearandnameofuser/vesselsistobeincludedwiththequotation.
BNhasasizeablenumberofDEUTZenginesintheirfleet.
16.SpecificationofEngines(PrimeMover).ThePrimeMoversaretobeofthefollowingspecification:
a.Maker:
DEUTZAG-Germany
b.Model/Type/Brand:
BF6M1015MC/Diesel/DEUTZ
c.NumberofStroke:
04Strokescycle
d.Numberandarrangementofcylinders:
6cylindersinVconfiguration
e.Boreandstroke:
132x145mm
f.Compressionration:
16.5:
1
g.Aspiration:
Turbo-Charged&ChargedCooled
DEUTZ/KKK/Schwitzer
h.CombustionSystem:
Directfuelinjection
i.
j.RPM:
1800rpm
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