Simrad PI GEOMETRY - QUICK REFERENCE GUIDE REV B Instrukcja Instalacji Strona 200

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SimradSH90
FuseF301
TheMotorControlUnitcontainsaninternal+24Vdcpower
supplyforthecontrolelectronic.Thispowersupplyispowered
fromtwophasesofthe3-phasevoltage,andisfusedwithF301
whichisa500mASlowBlowtype.Thefuseislocatedonthe
right-handsideonthe3-phaseterminalE301.
Hoistingandloweringfromthesonarroom
Incaseoffailureinthenormalhoist/loweroperationcontrolled
fromtheOperatingPanel,orformaintenancepurposes,the
transducermaybehoistedandloweredfromthesonarroom.
Threedifferentproceduresmaybeused.
Intheeventofimproperoperation,thepowerful3kWelectric
motormaycauseseriousdamagetotheequipmentand/orinjury
topersonnel.
Therefore,b
e f o r e youstarttheoperation,readcarefullythrough
therelevantprocedure(s).Youwillthenfamiliarizeyourself
withthemethod.
Figure53LocationofS301,S302,K301,K302,L1andL2
HOIST STOP
REMOTE LOWER
(CD015409-031)
K301
S301
K302
L1
L2
S302
Manualloweringandhoistingusinghoist/lower
switchS302
Ifboththe3-phasevoltageforthehoistingmotorandthe+24
Vdcfromtheinternalpowersupplyareavailable(indicatorsL1
andL2areilluminated),thetransducercanbehoistedorlowered
byswitchS302intheMotorControlUnit.
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323775/B
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