Simrad SU90 - Apply 3-Phase AC Power

Settingtowork
2UseaspannertoopenthedoorontheMotorControlUnitwhichismountedonthe
HullUnitgantry.
[_____]Ok
3LocatethemotorprotectingswitchS301,andcheckthattheoperatinghandleis
presseddowntoOFFposition.
[_____]Ok
4Checkthatthehoist/lowerswitchS302intheMotorControlUnitissettotheSTOP
position.
[_____]Ok
Apply3-phaseACpower
Figure1MotorControlUnitwithS301
andE301
HOIST STOP
REMOTE LOWER
(CD015409-023)
E301
S301
S302
Purpose
Thisprocedureexplainshowtoconnect
3-phaseACpowertotheMotorControl
Unit.
Procedure
1Locatethemotorprotectingswitch
S301intheMotorControlUnit,and
checkthattheoperatinghandleis
presseddowntoOFFposition.
[_____]Ok
2Checkthatthehoist/lowerswitch
S302intheMotorControlUnitisset
intheSTOPposition.
[_____]Ok
3Re-insertthe3-phasemainsfusesfor
thehullunitintheship’sfusebox.
[_____]Ok
4Measurethethree-phasevoltageontheterminalsE301intheMotorControlUnit.
Writedownthemeasuredvoltagehere:
[_____________]
5AdjustthereleasecurrentonthemotorprotectingswitchS301accordingtothe
three-phasevoltage:
[_____]Ok
381293/A
167