SimradSU90
Checkthehoistingmotor's3–phaseACconnections
Mainsconnectiontothehoistingmotor
230î˜ Vac
380/440î˜ V ac
(CD015407-001)
Purpose
Inordertoensurethatthehoisting
motoroperatesproperly,and
toavoidseriousdamagetothe
motor,youmustcheckthatthe
motorconnectionsaremadein
accordancewiththesupplied
3–phasevoltage.
Procedure
1Removethe3-phasemains
fusesforthehullunitinthe
vessel’sfusebox.
[_____]Ok
2Removethecoverforthe
mainsconnectiononthemotor.
[_____]Ok
3Refertoonpage.
checkifthemotorconnectionsaremadeinaccordancewiththesupplied3–phase
voltage.
Note
Theorderoftheconnectionwiresmustnotbechanged!
[_____]Ok
4Iftheconnectionsdonotmatchthe3–phasevoltage,rewiretomakethem
correspondtothemeasuredvoltage.
[_____]Ok
5Remountthemainsconnectionscoveronthehoistingmotor.
[_____]Ok
6Re-insertthe3-phasemainsfusesforthehullunitinthevessel’sfusebox.
[_____]Ok
168
381293/A