Simrad EK80 - Installation Requirements; Supply Power Requirements; Uninterruptible Power Supply (UPS) Requirements

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Installationrequirements
Topics
Supplypowerrequirements,page34
UninterruptiblePowerSupply(UPS)requirements,page34
Cablesandwiringrequirements,page35
Compassdeviationrequirements,page35
Noisesources,page35
Drydockingrequirements,page36
Requirementforclassicationapproval,page36
Supplypowerrequirements
Observethegeneralrequirementsrelatedtothesupplypower.
ThesupplyvoltagetotheEK80mustbekeptwithin±10%oftheinstallation’snominal
voltage.
Maximumtransientvoltagevariationsonthemainswitchboard’sbus-barsarenottoexceed
-15%to+20%ofthenominalvoltage(exceptunderfaultconditions).
UninterruptiblePowerSupply(UPS)requirements
ObservetheserequirementsrelatedtotheUninterruptiblePowerSupply(UPS).
WerecommendthattheEK80systemispoweredusinganUninterruptiblePowerSupply
(UPS)withsinewaveoutput.
TheUninterruptiblePowerSupply(UPS)musthavethecapacitytoindependentlymaintain
powertotheEK80foraminimumof10minutes.
ThisensuresthattheEK80canbeswitchedoffinacontrolledmannerintheeventofa
powerfailure.
SimradEK80