Installation manual

SimradEK60

Generalinstallationrequirements

ThefollowinginstallationrequirementsareapplicabletothisKongsbergMaritime

delivery.

Approvalbyclassicationsociety

TheSimradEK60transducerinstallationmustbeapprovedbyDetNorskeV eritas

(DNV)oranotherclassicationsociety.

Theshipownerandshipyardperformingtheinstallationareresponsibleforobtaining

theinstallationapproval.

Supplypower

Thesupplyvoltagetotheequipmentistobekeptwithin±10%oftheinstallation’s

nominalvoltage.Maximumtransientvoltagevariationsonthemainswitchboard’s

bus-barsarenottoexceed-15%to+20%ofthenominalvoltage(exceptunderfault

conditions).

KongsbergMaritimerecommendsthattheSimradEK60ispoweredusingan

UninterruptedPowerSupply(UPS)withsinewaveoutput.

TheUPSmusthavethecapacitytoindependentlymaintainpowertothesystemfora

minimumof10minutes.Thisensuresthatthesystemcanbeswitchedoffinacontrolled

mannerintheeventofapowerfailure.

Compassdeviation

Oncetheinstallationiscomplete,thevesselmustbeswungwiththesysteminboth

theoperativeandinoperativemodes.Theshipownerandcaptainareresponsiblefor

updatingthedeviationtableaccordinglywithregardtothevessel’snationalregistryand

correspondingmaritimeauthority.

Noisesources

Thevessel’shull,rudder(s)andpropeller(s)shouldbethoroughlyinspectedindrydock

priortoinstallation.

Roughnessbelowthewater-linedeformitiesintheshellplatingandprotrudingobstacles

cancreateunderwaternoise.Thesesourcesofturbulencemustbesmoothedorremoved

asbestaspossible.Itisespeciallyimportantthatthepropeller(s)isnotpittedordamaged.

Drydocking

Makesurethatampleclearanceunderthetransducer(s)and/orprotectionblisteris

providedwhendrydockingthevessel.

Avoidlocatingsupportingblocksorstructuresinthevicinityofthisequipment.

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